DNSSEC Debugger - twitter.com

Domain Name:

Time: 2025-03-12 22:55:45 UTC

Analyzing DNSSEC problems for twitter.com

DS=20326/SHA-256 is now in the chain-of-trust

	Checking DS between Trust Anchor and .
	`. IN DS ( 20326 8 2 e06d44b80b8f1d39a95c0b0d7c65d08458e880409bbc683457104237c7f8ec8d )`
	Query to m.root-servers.net for ./DNSKEY
	Received 1141 bytes from 202.12.27.33
	;; Response received from [202.12.27.33] 1141 octets ;; HEADER SECTION ;; id = 21262 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 4 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; . IN DNSKEY ;; ANSWER SECTION (4 records) . 172800 IN DNSKEY ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; keytag 20326 . 172800 IN DNSKEY ( 257 3 8 AwEAAa96jeuknZlaeSrvyAJj6ZHv28hhOKkx3rLGXVaC6rXTsDc449/cidltpkyGwCJNnOAlFNKF 2jBosZBU5eeHspaQWOmOElZsjICMQMC3aeHbGiShvZsx4wMYSjH8e7Vrhbu6irwCzVBApESjbUdp WWmEnhathWu1jo+siFUiRAAxm9qyJNg/wOZqqzL/dL/q8PkcRU5oUKEpUge71M3ej2/7CPqpdVwu MoTvoB+ZOT4YeGyxMvHmbrxlFzGOHOijtzN+u1TQNatX2XBuzZNQ1K+s2CXkPIZo7s6JgZyvaBev YtxPvYLw4z9mR7K2vaF18UYH9Z9GNUUeayffKC73PYc= ) ; keytag 38696 . 172800 IN DNSKEY ( 256 3 8 AwEAAZ5A7jOztf62cGqhPhutjnyl7KBjIsjbyTb8il+FsgbMUbO2NQHaSbatHdlOlqANncDwSIKZ 9ryqd1+Dy1PoGzeTUv95vOJnVVJHlJu7xdavnUmPs+Mh2NV7hDlTTwPn5uXgFxAaxoO9M/YIAC92 GryCLjoJEg9JzeevkktEM/sFpmRv4I5jQtlLyRqVbnCzcWpi04XaVLxRKvURkd/Mdb/2RQS3MYvr kEBXuqtnAVBCf6Fx4sgBYOfYvbUuG2diLnGJW/MXvFpctZgQ76+3FwMqAZfR9k5bohL7AF3+jqz4 MUiootYoh5koyt7VEnUULxxy6U5PINTGgOC26f3zZuk= ) ; keytag 26470 . 172800 IN RRSIG ( DNSKEY 8 0 172800 20250402000000 20250312000000 20326 . joWEhr7Z7AY96Kpp+ioymNlyKtdPDPkzEvGO1tLYsoR0huN6i7rOVBRYQd0HHWdA4RaXiXf7ME5U 1qEiuH3xFG3H7BRBwddweL4ubSNVeVo5sk+BSv74uTSpnPcCgUgCxppaY4c9Q6lXOASVGNiyLPG4 bMUSbBONXBKRT5vnJss1z30BF47JaFM/OdT+0Zu8oVr8f8KX1hjcm8pZfpoIAnHg2BLsbVCS5iBf mtahqttuyEnJdw0R2ExBXpYNrK6ZR5sSiF5S4lMf66ix4bBl2eecQFWNAsD4H3yksS95JEgXkq4J JduKbn7t7B1aFennfSjC9lT3WZ7O6xuPXb2QLw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 3 DNSKEY records for .
	`. 172800 IN DNSKEY ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; keytag 20326`
	`. 172800 IN DNSKEY ( 257 3 8 AwEAAa96jeuknZlaeSrvyAJj6ZHv28hhOKkx3rLGXVaC6rXTsDc449/cidltpkyGwCJNnOAlFNKF 2jBosZBU5eeHspaQWOmOElZsjICMQMC3aeHbGiShvZsx4wMYSjH8e7Vrhbu6irwCzVBApESjbUdp WWmEnhathWu1jo+siFUiRAAxm9qyJNg/wOZqqzL/dL/q8PkcRU5oUKEpUge71M3ej2/7CPqpdVwu MoTvoB+ZOT4YeGyxMvHmbrxlFzGOHOijtzN+u1TQNatX2XBuzZNQ1K+s2CXkPIZo7s6JgZyvaBev YtxPvYLw4z9mR7K2vaF18UYH9Z9GNUUeayffKC73PYc= ) ; keytag 38696`
	`. 172800 IN DNSKEY ( 256 3 8 AwEAAZ5A7jOztf62cGqhPhutjnyl7KBjIsjbyTb8il+FsgbMUbO2NQHaSbatHdlOlqANncDwSIKZ 9ryqd1+Dy1PoGzeTUv95vOJnVVJHlJu7xdavnUmPs+Mh2NV7hDlTTwPn5uXgFxAaxoO9M/YIAC92 GryCLjoJEg9JzeevkktEM/sFpmRv4I5jQtlLyRqVbnCzcWpi04XaVLxRKvURkd/Mdb/2RQS3MYvr kEBXuqtnAVBCf6Fx4sgBYOfYvbUuG2diLnGJW/MXvFpctZgQ76+3FwMqAZfR9k5bohL7AF3+jqz4 MUiootYoh5koyt7VEnUULxxy6U5PINTGgOC26f3zZuk= ) ; keytag 26470`
	DNSKEY=20326/SEP is now in the chain-of-trust
	DS=20326/SHA-256 verifies DNSKEY=20326/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`. 172800 IN RRSIG ( DNSKEY 8 0 172800 20250402000000 20250312000000 20326 . joWEhr7Z7AY96Kpp+ioymNlyKtdPDPkzEvGO1tLYsoR0huN6i7rOVBRYQd0HHWdA4RaXiXf7ME5U 1qEiuH3xFG3H7BRBwddweL4ubSNVeVo5sk+BSv74uTSpnPcCgUgCxppaY4c9Q6lXOASVGNiyLPG4 bMUSbBONXBKRT5vnJss1z30BF47JaFM/OdT+0Zu8oVr8f8KX1hjcm8pZfpoIAnHg2BLsbVCS5iBf mtahqttuyEnJdw0R2ExBXpYNrK6ZR5sSiF5S4lMf66ix4bBl2eecQFWNAsD4H3yksS95JEgXkq4J JduKbn7t7B1aFennfSjC9lT3WZ7O6xuPXb2QLw== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=38696/SEP is now in the chain-of-trust
	DNSKEY=26470 is now in the chain-of-trust
	Query to c.root-servers.net for twitter.com/A
	Received 1171 bytes from 192.33.4.12
	;; Response received from [192.33.4.12] 1171 octets ;; HEADER SECTION ;; id = 13949 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 15 arcount = 27 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; twitter.com. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (15 records) com. 172800 IN NS l.gtld-servers.net. com. 172800 IN NS g.gtld-servers.net. com. 172800 IN NS e.gtld-servers.net. com. 172800 IN NS c.gtld-servers.net. com. 172800 IN NS j.gtld-servers.net. com. 172800 IN NS b.gtld-servers.net. com. 172800 IN NS m.gtld-servers.net. com. 172800 IN NS f.gtld-servers.net. com. 172800 IN NS d.gtld-servers.net. com. 172800 IN NS k.gtld-servers.net. com. 172800 IN NS h.gtld-servers.net. com. 172800 IN NS i.gtld-servers.net. com. 172800 IN NS a.gtld-servers.net. com. 86400 IN DS ( 19718 13 2 8acbb0cd28f41250a80a491389424d341522d946b0da0c0291f2d3d771d7805a ) com. 86400 IN RRSIG ( DS 8 1 86400 20250325170000 20250312160000 26470 . Fxp2xWeupEUTSSwLBiHcIKuEKLdw11TwzhpEBXRezc1l16R9v3fWE8pZQYQeMniXkxkmbhLqezLI TwuQLy67rd30IPkN+j/ZkMy9GOppFllnG49wxxsnhBLA07vyTwxp/ZTvf0NGL60WMJSqgbBWmQyZ GhfumhJRmi/d/7UdjOELNy3sru3SAJ90cctkpBXlYZqVXUxe/tuPO3IdP61S3iX2jPNlyA9uhJ3n XuKrSVmmBvL8TidnGnLup7aswYgMt2/WUjJy7qQx25b1HEZQWBfjhaOA1//OqtLArJS4HVBhOnSB 9K35Gl8B+uAukNnWgEhepiaJn/eBx1Oso6BZzA== ) ;; ADDITIONAL SECTION (27 records) m.gtld-servers.net. 172800 IN A 192.55.83.30 l.gtld-servers.net. 172800 IN A 192.41.162.30 k.gtld-servers.net. 172800 IN A 192.52.178.30 j.gtld-servers.net. 172800 IN A 192.48.79.30 i.gtld-servers.net. 172800 IN A 192.43.172.30 h.gtld-servers.net. 172800 IN A 192.54.112.30 g.gtld-servers.net. 172800 IN A 192.42.93.30 f.gtld-servers.net. 172800 IN A 192.35.51.30 e.gtld-servers.net. 172800 IN A 192.12.94.30 d.gtld-servers.net. 172800 IN A 192.31.80.30 c.gtld-servers.net. 172800 IN A 192.26.92.30 b.gtld-servers.net. 172800 IN A 192.33.14.30 a.gtld-servers.net. 172800 IN A 192.5.6.30 m.gtld-servers.net. 172800 IN AAAA 2001:501:b1f9::30 l.gtld-servers.net. 172800 IN AAAA 2001:500:d937::30 k.gtld-servers.net. 172800 IN AAAA 2001:503:d2d::30 j.gtld-servers.net. 172800 IN AAAA 2001:502:7094::30 i.gtld-servers.net. 172800 IN AAAA 2001:503:39c1::30 h.gtld-servers.net. 172800 IN AAAA 2001:502:8cc::30 g.gtld-servers.net. 172800 IN AAAA 2001:503:eea3::30 f.gtld-servers.net. 172800 IN AAAA 2001:503:d414::30 e.gtld-servers.net. 172800 IN AAAA 2001:502:1ca1::30 d.gtld-servers.net. 172800 IN AAAA 2001:500:856e::30 c.gtld-servers.net. 172800 IN AAAA 2001:503:83eb::30 b.gtld-servers.net. 172800 IN AAAA 2001:503:231d::2:30 a.gtld-servers.net. 172800 IN AAAA 2001:503:a83e::2:30 ;; { "EDNS-VERSION": 0 }
	Query to b.root-servers.net for com/DNSKEY
	Received 1163 bytes from 170.247.170.2
	;; Response received from [170.247.170.2] 1163 octets ;; HEADER SECTION ;; id = 36144 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 15 arcount = 27 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; com. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (15 records) com. 172800 IN NS a.gtld-servers.net. com. 172800 IN NS b.gtld-servers.net. com. 172800 IN NS c.gtld-servers.net. com. 172800 IN NS d.gtld-servers.net. com. 172800 IN NS e.gtld-servers.net. com. 172800 IN NS f.gtld-servers.net. com. 172800 IN NS g.gtld-servers.net. com. 172800 IN NS h.gtld-servers.net. com. 172800 IN NS i.gtld-servers.net. com. 172800 IN NS j.gtld-servers.net. com. 172800 IN NS k.gtld-servers.net. com. 172800 IN NS l.gtld-servers.net. com. 172800 IN NS m.gtld-servers.net. com. 86400 IN DS ( 19718 13 2 8acbb0cd28f41250a80a491389424d341522d946b0da0c0291f2d3d771d7805a ) com. 86400 IN RRSIG ( DS 8 1 86400 20250325170000 20250312160000 26470 . Fxp2xWeupEUTSSwLBiHcIKuEKLdw11TwzhpEBXRezc1l16R9v3fWE8pZQYQeMniXkxkmbhLqezLI TwuQLy67rd30IPkN+j/ZkMy9GOppFllnG49wxxsnhBLA07vyTwxp/ZTvf0NGL60WMJSqgbBWmQyZ GhfumhJRmi/d/7UdjOELNy3sru3SAJ90cctkpBXlYZqVXUxe/tuPO3IdP61S3iX2jPNlyA9uhJ3n XuKrSVmmBvL8TidnGnLup7aswYgMt2/WUjJy7qQx25b1HEZQWBfjhaOA1//OqtLArJS4HVBhOnSB 9K35Gl8B+uAukNnWgEhepiaJn/eBx1Oso6BZzA== ) ;; ADDITIONAL SECTION (27 records) a.gtld-servers.net. 172800 IN A 192.5.6.30 a.gtld-servers.net. 172800 IN AAAA 2001:503:a83e::2:30 b.gtld-servers.net. 172800 IN A 192.33.14.30 b.gtld-servers.net. 172800 IN AAAA 2001:503:231d::2:30 c.gtld-servers.net. 172800 IN A 192.26.92.30 c.gtld-servers.net. 172800 IN AAAA 2001:503:83eb::30 d.gtld-servers.net. 172800 IN A 192.31.80.30 d.gtld-servers.net. 172800 IN AAAA 2001:500:856e::30 e.gtld-servers.net. 172800 IN A 192.12.94.30 e.gtld-servers.net. 172800 IN AAAA 2001:502:1ca1::30 f.gtld-servers.net. 172800 IN A 192.35.51.30 f.gtld-servers.net. 172800 IN AAAA 2001:503:d414::30 g.gtld-servers.net. 172800 IN A 192.42.93.30 g.gtld-servers.net. 172800 IN AAAA 2001:503:eea3::30 h.gtld-servers.net. 172800 IN A 192.54.112.30 h.gtld-servers.net. 172800 IN AAAA 2001:502:8cc::30 i.gtld-servers.net. 172800 IN A 192.43.172.30 i.gtld-servers.net. 172800 IN AAAA 2001:503:39c1::30 j.gtld-servers.net. 172800 IN A 192.48.79.30 j.gtld-servers.net. 172800 IN AAAA 2001:502:7094::30 k.gtld-servers.net. 172800 IN A 192.52.178.30 k.gtld-servers.net. 172800 IN AAAA 2001:503:d2d::30 l.gtld-servers.net. 172800 IN A 192.41.162.30 l.gtld-servers.net. 172800 IN AAAA 2001:500:d937::30 m.gtld-servers.net. 172800 IN A 192.55.83.30 m.gtld-servers.net. 172800 IN AAAA 2001:501:b1f9::30 ;; { "EDNS-VERSION": 0 }
	Found child zone com

com

	Checking DS between . and com
	Query to m.root-servers.net for com/DS
	Received 367 bytes from 202.12.27.33
	;; Response received from [202.12.27.33] 367 octets ;; HEADER SECTION ;; id = 53877 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 2 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; com. IN DS ;; ANSWER SECTION (2 records) com. 86400 IN DS ( 19718 13 2 8acbb0cd28f41250a80a491389424d341522d946b0da0c0291f2d3d771d7805a ) com. 86400 IN RRSIG ( DS 8 1 86400 20250325170000 20250312160000 26470 . Fxp2xWeupEUTSSwLBiHcIKuEKLdw11TwzhpEBXRezc1l16R9v3fWE8pZQYQeMniXkxkmbhLqezLI TwuQLy67rd30IPkN+j/ZkMy9GOppFllnG49wxxsnhBLA07vyTwxp/ZTvf0NGL60WMJSqgbBWmQyZ GhfumhJRmi/d/7UdjOELNy3sru3SAJ90cctkpBXlYZqVXUxe/tuPO3IdP61S3iX2jPNlyA9uhJ3n XuKrSVmmBvL8TidnGnLup7aswYgMt2/WUjJy7qQx25b1HEZQWBfjhaOA1//OqtLArJS4HVBhOnSB 9K35Gl8B+uAukNnWgEhepiaJn/eBx1Oso6BZzA== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 1 DS records for com in the . zone
	DS=19718/SHA-256 has algorithm ECDSAP256SHA256
	Found 1 RRSIGs over DS RRset
	`com. 86400 IN RRSIG ( DS 8 1 86400 20250325170000 20250312160000 26470 . Fxp2xWeupEUTSSwLBiHcIKuEKLdw11TwzhpEBXRezc1l16R9v3fWE8pZQYQeMniXkxkmbhLqezLI TwuQLy67rd30IPkN+j/ZkMy9GOppFllnG49wxxsnhBLA07vyTwxp/ZTvf0NGL60WMJSqgbBWmQyZ GhfumhJRmi/d/7UdjOELNy3sru3SAJ90cctkpBXlYZqVXUxe/tuPO3IdP61S3iX2jPNlyA9uhJ3n XuKrSVmmBvL8TidnGnLup7aswYgMt2/WUjJy7qQx25b1HEZQWBfjhaOA1//OqtLArJS4HVBhOnSB 9K35Gl8B+uAukNnWgEhepiaJn/eBx1Oso6BZzA== )`
	RRSIG=26470 and DNSKEY=26470 verifies the DS RRset
	DS=19718/SHA-256 is now in the chain-of-trust
	`com. 86400 IN DS ( 19718 13 2 8acbb0cd28f41250a80a491389424d341522d946b0da0c0291f2d3d771d7805a )`
	Query to h.gtld-servers.net for com/DNSKEY
	Received 291 bytes from 192.54.112.30
	;; Response received from [192.54.112.30] 291 octets ;; HEADER SECTION ;; id = 18999 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 3 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; com. IN DNSKEY ;; ANSWER SECTION (3 records) com. 86400 IN DNSKEY ( 257 3 13 tx8EZRAd2+K/DJRV0S+hbBzaRPS/G6JVNBitHzqpsGlz8huE61Ms9ANe6NSDLKJtiTBqfTJWDAyw Ep1FCsEINQ== ) ; keytag 19718 com. 86400 IN DNSKEY ( 256 3 13 pkypg02poKlakMmicLGweP8+fDKFWyeUuYXlkJ+qhZHwrHZq+xRSeEm+/68t287aYn0tn/IRw7Pb Hl08cnH66A== ) ; keytag 23202 com. 86400 IN RRSIG ( DNSKEY 13 1 86400 20250318150235 20250303145735 19718 com. udNOdK9KwUNl9EgpQe20rDd1gFdpEM+ZXSBob1hXAFc73ku6PFrYzPGSKJgJ4vgJV/FzdpTKbNRh nDD8aIpSyw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for com
	`com. 86400 IN DNSKEY ( 257 3 13 tx8EZRAd2+K/DJRV0S+hbBzaRPS/G6JVNBitHzqpsGlz8huE61Ms9ANe6NSDLKJtiTBqfTJWDAyw Ep1FCsEINQ== ) ; keytag 19718`
	`com. 86400 IN DNSKEY ( 256 3 13 pkypg02poKlakMmicLGweP8+fDKFWyeUuYXlkJ+qhZHwrHZq+xRSeEm+/68t287aYn0tn/IRw7Pb Hl08cnH66A== ) ; keytag 23202`
	DNSKEY=19718/SEP is now in the chain-of-trust
	DS=19718/SHA-256 verifies DNSKEY=19718/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`com. 86400 IN RRSIG ( DNSKEY 13 1 86400 20250318150235 20250303145735 19718 com. udNOdK9KwUNl9EgpQe20rDd1gFdpEM+ZXSBob1hXAFc73ku6PFrYzPGSKJgJ4vgJV/FzdpTKbNRh nDD8aIpSyw== )`
	RRSIG=19718 and DNSKEY=19718/SEP verifies the DNSKEY RRset
	DNSKEY=23202 is now in the chain-of-trust
	Query to h.gtld-servers.net for twitter.com/A
	Received 544 bytes from 192.54.112.30
	;; Response received from [192.54.112.30] 544 octets ;; HEADER SECTION ;; id = 35334 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 12 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; twitter.com. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (12 records) twitter.com. 172800 IN NS a.r06.twtrdns.net. twitter.com. 172800 IN NS b.r06.twtrdns.net. twitter.com. 172800 IN NS c.r06.twtrdns.net. twitter.com. 172800 IN NS d.r06.twtrdns.net. twitter.com. 172800 IN NS b.u06.twtrdns.net. twitter.com. 172800 IN NS a.u06.twtrdns.net. twitter.com. 172800 IN NS c.u06.twtrdns.net. twitter.com. 172800 IN NS d.u06.twtrdns.net. CK0POJMG874LJREF7EFN8430QVIT8BSM.com. 900 IN NSEC3 ( 1 1 0 - ck0q3udg8cekkae7rukpgct1dvssh8ll NS SOA RRSIG DNSKEY NSEC3PARAM ) CK0POJMG874LJREF7EFN8430QVIT8BSM.com. 900 IN RRSIG ( NSEC3 13 2 900 20250316002640 20250308231640 23202 com. WvM+IbViF7t72S48ToCTRRh97Zv88qfBas4ePgdjsad2TbYjIH2KepK9Ro0dk5lKfv8VOV3OmojB 9IWeO7vM5Q== ) 7T79LH20V97DV9RKUGF3BVTI3ABRH7QS.com. 900 IN NSEC3 ( 1 1 0 - 7t7a20mpf43upr49g9e0il57d3jvl7f8 NS DS RRSIG ) 7T79LH20V97DV9RKUGF3BVTI3ABRH7QS.com. 900 IN RRSIG ( NSEC3 13 2 900 20250318013658 20250311002658 23202 com. dKWX3cB6TRMbCKRm7pajQAo3zQK2PEjHmbCoHFMvFhrlCO5DBERpyxtkm7o7mO3GbzzOK+bZRCst RIfVKwXmEg== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to c.gtld-servers.net for twitter.com/DNSKEY
	Received 544 bytes from 192.26.92.30
	;; Response received from [192.26.92.30] 544 octets ;; HEADER SECTION ;; id = 34944 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 12 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; twitter.com. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (12 records) twitter.com. 172800 IN NS a.r06.twtrdns.net. twitter.com. 172800 IN NS b.r06.twtrdns.net. twitter.com. 172800 IN NS c.r06.twtrdns.net. twitter.com. 172800 IN NS d.r06.twtrdns.net. twitter.com. 172800 IN NS b.u06.twtrdns.net. twitter.com. 172800 IN NS a.u06.twtrdns.net. twitter.com. 172800 IN NS c.u06.twtrdns.net. twitter.com. 172800 IN NS d.u06.twtrdns.net. CK0POJMG874LJREF7EFN8430QVIT8BSM.com. 900 IN NSEC3 ( 1 1 0 - ck0q3udg8cekkae7rukpgct1dvssh8ll NS SOA RRSIG DNSKEY NSEC3PARAM ) CK0POJMG874LJREF7EFN8430QVIT8BSM.com. 900 IN RRSIG ( NSEC3 13 2 900 20250316002640 20250308231640 23202 com. WvM+IbViF7t72S48ToCTRRh97Zv88qfBas4ePgdjsad2TbYjIH2KepK9Ro0dk5lKfv8VOV3OmojB 9IWeO7vM5Q== ) 7T79LH20V97DV9RKUGF3BVTI3ABRH7QS.com. 900 IN NSEC3 ( 1 1 0 - 7t7a20mpf43upr49g9e0il57d3jvl7f8 NS DS RRSIG ) 7T79LH20V97DV9RKUGF3BVTI3ABRH7QS.com. 900 IN RRSIG ( NSEC3 13 2 900 20250318013658 20250311002658 23202 com. dKWX3cB6TRMbCKRm7pajQAo3zQK2PEjHmbCoHFMvFhrlCO5DBERpyxtkm7o7mO3GbzzOK+bZRCst RIfVKwXmEg== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found child zone twitter.com

twitter.com

	Checking DS between com and twitter.com
	Query to a.gtld-servers.net for twitter.com/DS
	Received 569 bytes from 192.5.6.30
	;; Response received from [192.5.6.30] 569 octets ;; HEADER SECTION ;; id = 43787 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 6 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; twitter.com. IN DS ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (6 records) CK0POJMG874LJREF7EFN8430QVIT8BSM.com. 900 IN NSEC3 ( 1 1 0 - ck0q3udg8cekkae7rukpgct1dvssh8ll NS SOA RRSIG DNSKEY NSEC3PARAM ) CK0POJMG874LJREF7EFN8430QVIT8BSM.com. 900 IN RRSIG ( NSEC3 13 2 900 20250316002640 20250308231640 23202 com. WvM+IbViF7t72S48ToCTRRh97Zv88qfBas4ePgdjsad2TbYjIH2KepK9Ro0dk5lKfv8VOV3OmojB 9IWeO7vM5Q== ) com. 900 IN SOA ( a.gtld-servers.net. nstld.verisign-grs.com. 1741820132 ;serial 1800 ;refresh 900 ;retry 604800 ;expire 900 ;minimum ) com. 900 IN RRSIG ( SOA 13 1 900 20250319225532 20250312214532 23202 com. V7xrap1maDDYz7JDzUU88jlNB+PsGObrYpeELM0E6QfTPo0NiKAVOpPU9gBDIvtJNWCn1/X1h5Pm e/nFagutTA== ) 7T79LH20V97DV9RKUGF3BVTI3ABRH7QS.com. 900 IN NSEC3 ( 1 1 0 - 7t7a20mpf43upr49g9e0il57d3jvl7f8 NS DS RRSIG ) 7T79LH20V97DV9RKUGF3BVTI3ABRH7QS.com. 900 IN RRSIG ( NSEC3 13 2 900 20250318013658 20250311002658 23202 com. dKWX3cB6TRMbCKRm7pajQAo3zQK2PEjHmbCoHFMvFhrlCO5DBERpyxtkm7o7mO3GbzzOK+bZRCst RIfVKwXmEg== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	No DS records found for twitter.com in the com zone
	Query to a.u06.twtrdns.net for twitter.com/DNSKEY
	Received 97 bytes from 204.74.111.101
	;; Response received from [204.74.111.101] 97 octets ;; HEADER SECTION ;; id = 25855 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 1 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; twitter.com. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (1 record) twitter.com. 7200 IN SOA ( a.u06.twtrdns.net. noc.twitter.com. 2024080370 ;serial 3600 ;refresh 600 ;retry 604800 ;expire 7200 ;minimum ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	No DNSKEY records found
	Query to b.u06.twtrdns.net for twitter.com/A
	Received 203 bytes from 205.251.196.198
	;; Response received from [205.251.196.198] 203 octets ;; HEADER SECTION ;; id = 19658 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 1 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 8 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; twitter.com. IN A ;; ANSWER SECTION (1 record) twitter.com. 300 IN A 162.159.140.229 ;; AUTHORITY SECTION (8 records) twitter.com. 13999 IN NS a.r06.twtrdns.net. twitter.com. 13999 IN NS a.u06.twtrdns.net. twitter.com. 13999 IN NS b.r06.twtrdns.net. twitter.com. 13999 IN NS b.u06.twtrdns.net. twitter.com. 13999 IN NS c.r06.twtrdns.net. twitter.com. 13999 IN NS c.u06.twtrdns.net. twitter.com. 13999 IN NS d.r06.twtrdns.net. twitter.com. 13999 IN NS d.u06.twtrdns.net. ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	b.u06.twtrdns.net is authoritative for twitter.com
	Query to d.r06.twtrdns.net for twitter.com/SOA
	Received 227 bytes from 205.251.199.195
	;; Response received from [205.251.199.195] 227 octets ;; HEADER SECTION ;; id = 11842 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 1 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 8 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; twitter.com. IN SOA ;; ANSWER SECTION (1 record) twitter.com. 7200 IN SOA ( a.u06.twtrdns.net. noc.twitter.com. 2024011501 ;serial 3600 ;refresh 600 ;retry 604800 ;expire 7200 ;minimum ) ;; AUTHORITY SECTION (8 records) twitter.com. 13999 IN NS a.r06.twtrdns.net. twitter.com. 13999 IN NS a.u06.twtrdns.net. twitter.com. 13999 IN NS b.r06.twtrdns.net. twitter.com. 13999 IN NS b.u06.twtrdns.net. twitter.com. 13999 IN NS c.r06.twtrdns.net. twitter.com. 13999 IN NS c.u06.twtrdns.net. twitter.com. 13999 IN NS d.r06.twtrdns.net. twitter.com. 13999 IN NS d.u06.twtrdns.net. ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to a.r06.twtrdns.net for twitter.com/SOA
	Received 227 bytes from 205.251.192.179
	;; Response received from [205.251.192.179] 227 octets ;; HEADER SECTION ;; id = 8726 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 1 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 8 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; twitter.com. IN SOA ;; ANSWER SECTION (1 record) twitter.com. 7200 IN SOA ( a.u06.twtrdns.net. noc.twitter.com. 2024011501 ;serial 3600 ;refresh 600 ;retry 604800 ;expire 7200 ;minimum ) ;; AUTHORITY SECTION (8 records) twitter.com. 13999 IN NS a.r06.twtrdns.net. twitter.com. 13999 IN NS a.u06.twtrdns.net. twitter.com. 13999 IN NS b.r06.twtrdns.net. twitter.com. 13999 IN NS b.u06.twtrdns.net. twitter.com. 13999 IN NS c.r06.twtrdns.net. twitter.com. 13999 IN NS c.u06.twtrdns.net. twitter.com. 13999 IN NS d.r06.twtrdns.net. twitter.com. 13999 IN NS d.u06.twtrdns.net. ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to d.u06.twtrdns.net for twitter.com/SOA
	Received 227 bytes from 205.251.199.195
	;; Response received from [205.251.199.195] 227 octets ;; HEADER SECTION ;; id = 55017 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 1 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 8 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; twitter.com. IN SOA ;; ANSWER SECTION (1 record) twitter.com. 7200 IN SOA ( a.u06.twtrdns.net. noc.twitter.com. 2024011501 ;serial 3600 ;refresh 600 ;retry 604800 ;expire 7200 ;minimum ) ;; AUTHORITY SECTION (8 records) twitter.com. 13999 IN NS a.r06.twtrdns.net. twitter.com. 13999 IN NS a.u06.twtrdns.net. twitter.com. 13999 IN NS b.r06.twtrdns.net. twitter.com. 13999 IN NS b.u06.twtrdns.net. twitter.com. 13999 IN NS c.r06.twtrdns.net. twitter.com. 13999 IN NS c.u06.twtrdns.net. twitter.com. 13999 IN NS d.r06.twtrdns.net. twitter.com. 13999 IN NS d.u06.twtrdns.net. ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to b.r06.twtrdns.net for twitter.com/SOA
	Received 227 bytes from 205.251.196.198
	;; Response received from [205.251.196.198] 227 octets ;; HEADER SECTION ;; id = 14260 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 1 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 8 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; twitter.com. IN SOA ;; ANSWER SECTION (1 record) twitter.com. 7200 IN SOA ( a.u06.twtrdns.net. noc.twitter.com. 2024011501 ;serial 3600 ;refresh 600 ;retry 604800 ;expire 7200 ;minimum ) ;; AUTHORITY SECTION (8 records) twitter.com. 13999 IN NS a.r06.twtrdns.net. twitter.com. 13999 IN NS a.u06.twtrdns.net. twitter.com. 13999 IN NS b.r06.twtrdns.net. twitter.com. 13999 IN NS b.u06.twtrdns.net. twitter.com. 13999 IN NS c.r06.twtrdns.net. twitter.com. 13999 IN NS c.u06.twtrdns.net. twitter.com. 13999 IN NS d.r06.twtrdns.net. twitter.com. 13999 IN NS d.u06.twtrdns.net. ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to c.r06.twtrdns.net for twitter.com/SOA
	Received 227 bytes from 205.251.194.151
	;; Response received from [205.251.194.151] 227 octets ;; HEADER SECTION ;; id = 15904 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 1 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 8 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; twitter.com. IN SOA ;; ANSWER SECTION (1 record) twitter.com. 7200 IN SOA ( a.u06.twtrdns.net. noc.twitter.com. 2024011501 ;serial 3600 ;refresh 600 ;retry 604800 ;expire 7200 ;minimum ) ;; AUTHORITY SECTION (8 records) twitter.com. 13999 IN NS a.r06.twtrdns.net. twitter.com. 13999 IN NS a.u06.twtrdns.net. twitter.com. 13999 IN NS b.r06.twtrdns.net. twitter.com. 13999 IN NS b.u06.twtrdns.net. twitter.com. 13999 IN NS c.r06.twtrdns.net. twitter.com. 13999 IN NS c.u06.twtrdns.net. twitter.com. 13999 IN NS d.r06.twtrdns.net. twitter.com. 13999 IN NS d.u06.twtrdns.net. ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to a.u06.twtrdns.net for twitter.com/SOA
	Received 227 bytes from 204.74.111.101
	;; Response received from [204.74.111.101] 227 octets ;; HEADER SECTION ;; id = 21889 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 8 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; twitter.com. IN SOA ;; ANSWER SECTION (1 record) twitter.com. 7200 IN SOA ( a.u06.twtrdns.net. noc.twitter.com. 2024080370 ;serial 3600 ;refresh 600 ;retry 604800 ;expire 7200 ;minimum ) ;; AUTHORITY SECTION (8 records) twitter.com. 13999 IN NS b.r06.twtrdns.net. twitter.com. 13999 IN NS a.r06.twtrdns.net. twitter.com. 13999 IN NS c.r06.twtrdns.net. twitter.com. 13999 IN NS d.r06.twtrdns.net. twitter.com. 13999 IN NS a.u06.twtrdns.net. twitter.com. 13999 IN NS b.u06.twtrdns.net. twitter.com. 13999 IN NS c.u06.twtrdns.net. twitter.com. 13999 IN NS d.u06.twtrdns.net. ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	a.u06.twtrdns.net serial (2024080370) differs from d.r06.twtrdns.net serial (2024011501)
	Query to c.u06.twtrdns.net for twitter.com/SOA
	Received 227 bytes from 205.251.194.151
	;; Response received from [205.251.194.151] 227 octets ;; HEADER SECTION ;; id = 54182 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 1 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 8 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; twitter.com. IN SOA ;; ANSWER SECTION (1 record) twitter.com. 7200 IN SOA ( a.u06.twtrdns.net. noc.twitter.com. 2024011501 ;serial 3600 ;refresh 600 ;retry 604800 ;expire 7200 ;minimum ) ;; AUTHORITY SECTION (8 records) twitter.com. 13999 IN NS a.r06.twtrdns.net. twitter.com. 13999 IN NS a.u06.twtrdns.net. twitter.com. 13999 IN NS b.r06.twtrdns.net. twitter.com. 13999 IN NS b.u06.twtrdns.net. twitter.com. 13999 IN NS c.r06.twtrdns.net. twitter.com. 13999 IN NS c.u06.twtrdns.net. twitter.com. 13999 IN NS d.r06.twtrdns.net. twitter.com. 13999 IN NS d.u06.twtrdns.net. ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to b.u06.twtrdns.net for twitter.com/A
	Received 203 bytes from 205.251.196.198
	;; Response received from [205.251.196.198] 203 octets ;; HEADER SECTION ;; id = 52656 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 1 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 8 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; twitter.com. IN A ;; ANSWER SECTION (1 record) twitter.com. 300 IN A 172.66.0.227 ;; AUTHORITY SECTION (8 records) twitter.com. 13999 IN NS a.r06.twtrdns.net. twitter.com. 13999 IN NS a.u06.twtrdns.net. twitter.com. 13999 IN NS b.r06.twtrdns.net. twitter.com. 13999 IN NS b.u06.twtrdns.net. twitter.com. 13999 IN NS c.r06.twtrdns.net. twitter.com. 13999 IN NS c.u06.twtrdns.net. twitter.com. 13999 IN NS d.r06.twtrdns.net. twitter.com. 13999 IN NS d.u06.twtrdns.net. ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	twitter.com A RR has value 172.66.0.227
	No RRSIGs found

twitter.com

	Query to c.u06.twtrdns.net for twitter.com/A
	Received 203 bytes from 205.251.194.151
	;; Response received from [205.251.194.151] 203 octets ;; HEADER SECTION ;; id = 63931 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 1 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 8 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; twitter.com. IN A ;; ANSWER SECTION (1 record) twitter.com. 300 IN A 172.66.0.227 ;; AUTHORITY SECTION (8 records) twitter.com. 13999 IN NS a.r06.twtrdns.net. twitter.com. 13999 IN NS a.u06.twtrdns.net. twitter.com. 13999 IN NS b.r06.twtrdns.net. twitter.com. 13999 IN NS b.u06.twtrdns.net. twitter.com. 13999 IN NS c.r06.twtrdns.net. twitter.com. 13999 IN NS c.u06.twtrdns.net. twitter.com. 13999 IN NS d.r06.twtrdns.net. twitter.com. 13999 IN NS d.u06.twtrdns.net. ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	c.u06.twtrdns.net is authoritative for twitter.com
	Query to c.u06.twtrdns.net for twitter.com/A
	Received 203 bytes from 205.251.194.151
	;; Response received from [205.251.194.151] 203 octets ;; HEADER SECTION ;; id = 45194 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 1 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 8 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; twitter.com. IN A ;; ANSWER SECTION (1 record) twitter.com. 300 IN A 172.66.0.227 ;; AUTHORITY SECTION (8 records) twitter.com. 13999 IN NS a.r06.twtrdns.net. twitter.com. 13999 IN NS a.u06.twtrdns.net. twitter.com. 13999 IN NS b.r06.twtrdns.net. twitter.com. 13999 IN NS b.u06.twtrdns.net. twitter.com. 13999 IN NS c.r06.twtrdns.net. twitter.com. 13999 IN NS c.u06.twtrdns.net. twitter.com. 13999 IN NS d.r06.twtrdns.net. twitter.com. 13999 IN NS d.u06.twtrdns.net. ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	twitter.com A RR has value 172.66.0.227
	No RRSIGs found

twitter.com

	Query to d.u06.twtrdns.net for twitter.com/A
	Received 203 bytes from 205.251.199.195
	;; Response received from [205.251.199.195] 203 octets ;; HEADER SECTION ;; id = 14396 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 1 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 8 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; twitter.com. IN A ;; ANSWER SECTION (1 record) twitter.com. 300 IN A 162.159.140.229 ;; AUTHORITY SECTION (8 records) twitter.com. 13999 IN NS a.r06.twtrdns.net. twitter.com. 13999 IN NS a.u06.twtrdns.net. twitter.com. 13999 IN NS b.r06.twtrdns.net. twitter.com. 13999 IN NS b.u06.twtrdns.net. twitter.com. 13999 IN NS c.r06.twtrdns.net. twitter.com. 13999 IN NS c.u06.twtrdns.net. twitter.com. 13999 IN NS d.r06.twtrdns.net. twitter.com. 13999 IN NS d.u06.twtrdns.net. ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	d.u06.twtrdns.net is authoritative for twitter.com
	Query to d.u06.twtrdns.net for twitter.com/A
	Received 203 bytes from 205.251.199.195
	;; Response received from [205.251.199.195] 203 octets ;; HEADER SECTION ;; id = 735 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 1 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 8 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; twitter.com. IN A ;; ANSWER SECTION (1 record) twitter.com. 300 IN A 172.66.0.227 ;; AUTHORITY SECTION (8 records) twitter.com. 13999 IN NS a.r06.twtrdns.net. twitter.com. 13999 IN NS a.u06.twtrdns.net. twitter.com. 13999 IN NS b.r06.twtrdns.net. twitter.com. 13999 IN NS b.u06.twtrdns.net. twitter.com. 13999 IN NS c.r06.twtrdns.net. twitter.com. 13999 IN NS c.u06.twtrdns.net. twitter.com. 13999 IN NS d.r06.twtrdns.net. twitter.com. 13999 IN NS d.u06.twtrdns.net. ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	twitter.com A RR has value 172.66.0.227
	No RRSIGs found

twitter.com

	Query to c.r06.twtrdns.net for twitter.com/A
	Received 203 bytes from 205.251.194.151
	;; Response received from [205.251.194.151] 203 octets ;; HEADER SECTION ;; id = 40800 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 1 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 8 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; twitter.com. IN A ;; ANSWER SECTION (1 record) twitter.com. 300 IN A 172.66.0.227 ;; AUTHORITY SECTION (8 records) twitter.com. 13999 IN NS a.r06.twtrdns.net. twitter.com. 13999 IN NS a.u06.twtrdns.net. twitter.com. 13999 IN NS b.r06.twtrdns.net. twitter.com. 13999 IN NS b.u06.twtrdns.net. twitter.com. 13999 IN NS c.r06.twtrdns.net. twitter.com. 13999 IN NS c.u06.twtrdns.net. twitter.com. 13999 IN NS d.r06.twtrdns.net. twitter.com. 13999 IN NS d.u06.twtrdns.net. ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	c.r06.twtrdns.net is authoritative for twitter.com
	Query to c.r06.twtrdns.net for twitter.com/A
	Received 203 bytes from 205.251.194.151
	;; Response received from [205.251.194.151] 203 octets ;; HEADER SECTION ;; id = 23463 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 1 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 8 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; twitter.com. IN A ;; ANSWER SECTION (1 record) twitter.com. 300 IN A 172.66.0.227 ;; AUTHORITY SECTION (8 records) twitter.com. 13999 IN NS a.r06.twtrdns.net. twitter.com. 13999 IN NS a.u06.twtrdns.net. twitter.com. 13999 IN NS b.r06.twtrdns.net. twitter.com. 13999 IN NS b.u06.twtrdns.net. twitter.com. 13999 IN NS c.r06.twtrdns.net. twitter.com. 13999 IN NS c.u06.twtrdns.net. twitter.com. 13999 IN NS d.r06.twtrdns.net. twitter.com. 13999 IN NS d.u06.twtrdns.net. ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	twitter.com A RR has value 172.66.0.227
	No RRSIGs found

twitter.com

	Query to a.r06.twtrdns.net for twitter.com/A
	Received 203 bytes from 205.251.192.179
	;; Response received from [205.251.192.179] 203 octets ;; HEADER SECTION ;; id = 9537 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 1 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 8 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; twitter.com. IN A ;; ANSWER SECTION (1 record) twitter.com. 300 IN A 162.159.140.229 ;; AUTHORITY SECTION (8 records) twitter.com. 13999 IN NS a.r06.twtrdns.net. twitter.com. 13999 IN NS a.u06.twtrdns.net. twitter.com. 13999 IN NS b.r06.twtrdns.net. twitter.com. 13999 IN NS b.u06.twtrdns.net. twitter.com. 13999 IN NS c.r06.twtrdns.net. twitter.com. 13999 IN NS c.u06.twtrdns.net. twitter.com. 13999 IN NS d.r06.twtrdns.net. twitter.com. 13999 IN NS d.u06.twtrdns.net. ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	a.r06.twtrdns.net is authoritative for twitter.com
	Query to a.r06.twtrdns.net for twitter.com/A
	Received 203 bytes from 205.251.192.179
	;; Response received from [205.251.192.179] 203 octets ;; HEADER SECTION ;; id = 15522 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 1 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 8 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; twitter.com. IN A ;; ANSWER SECTION (1 record) twitter.com. 300 IN A 172.66.0.227 ;; AUTHORITY SECTION (8 records) twitter.com. 13999 IN NS a.r06.twtrdns.net. twitter.com. 13999 IN NS a.u06.twtrdns.net. twitter.com. 13999 IN NS b.r06.twtrdns.net. twitter.com. 13999 IN NS b.u06.twtrdns.net. twitter.com. 13999 IN NS c.r06.twtrdns.net. twitter.com. 13999 IN NS c.u06.twtrdns.net. twitter.com. 13999 IN NS d.r06.twtrdns.net. twitter.com. 13999 IN NS d.u06.twtrdns.net. ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	twitter.com A RR has value 172.66.0.227
	No RRSIGs found

twitter.com

	Query to a.u06.twtrdns.net for twitter.com/A
	Received 219 bytes from 204.74.111.101
	;; Response received from [204.74.111.101] 219 octets ;; HEADER SECTION ;; id = 11136 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 2 ;; nscount = 8 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; twitter.com. IN A ;; ANSWER SECTION (2 records) twitter.com. 300 IN A 162.159.140.229 twitter.com. 300 IN A 172.66.0.227 ;; AUTHORITY SECTION (8 records) twitter.com. 13999 IN NS b.r06.twtrdns.net. twitter.com. 13999 IN NS a.r06.twtrdns.net. twitter.com. 13999 IN NS c.r06.twtrdns.net. twitter.com. 13999 IN NS d.r06.twtrdns.net. twitter.com. 13999 IN NS a.u06.twtrdns.net. twitter.com. 13999 IN NS b.u06.twtrdns.net. twitter.com. 13999 IN NS c.u06.twtrdns.net. twitter.com. 13999 IN NS d.u06.twtrdns.net. ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	a.u06.twtrdns.net is authoritative for twitter.com
	Query to a.u06.twtrdns.net for twitter.com/A
	Received 219 bytes from 204.74.111.101
	;; Response received from [204.74.111.101] 219 octets ;; HEADER SECTION ;; id = 7543 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 2 ;; nscount = 8 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; twitter.com. IN A ;; ANSWER SECTION (2 records) twitter.com. 300 IN A 172.66.0.227 twitter.com. 300 IN A 162.159.140.229 ;; AUTHORITY SECTION (8 records) twitter.com. 13999 IN NS b.r06.twtrdns.net. twitter.com. 13999 IN NS a.r06.twtrdns.net. twitter.com. 13999 IN NS c.r06.twtrdns.net. twitter.com. 13999 IN NS d.r06.twtrdns.net. twitter.com. 13999 IN NS a.u06.twtrdns.net. twitter.com. 13999 IN NS b.u06.twtrdns.net. twitter.com. 13999 IN NS c.u06.twtrdns.net. twitter.com. 13999 IN NS d.u06.twtrdns.net. ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	twitter.com A RR has value 172.66.0.227
	twitter.com A RR has value 162.159.140.229
	No RRSIGs found

twitter.com

	Query to b.r06.twtrdns.net for twitter.com/A
	Received 203 bytes from 205.251.196.198
	;; Response received from [205.251.196.198] 203 octets ;; HEADER SECTION ;; id = 60822 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 1 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 8 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; twitter.com. IN A ;; ANSWER SECTION (1 record) twitter.com. 300 IN A 172.66.0.227 ;; AUTHORITY SECTION (8 records) twitter.com. 13999 IN NS a.r06.twtrdns.net. twitter.com. 13999 IN NS a.u06.twtrdns.net. twitter.com. 13999 IN NS b.r06.twtrdns.net. twitter.com. 13999 IN NS b.u06.twtrdns.net. twitter.com. 13999 IN NS c.r06.twtrdns.net. twitter.com. 13999 IN NS c.u06.twtrdns.net. twitter.com. 13999 IN NS d.r06.twtrdns.net. twitter.com. 13999 IN NS d.u06.twtrdns.net. ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	b.r06.twtrdns.net is authoritative for twitter.com
	Query to b.r06.twtrdns.net for twitter.com/A
	Received 203 bytes from 205.251.196.198
	;; Response received from [205.251.196.198] 203 octets ;; HEADER SECTION ;; id = 36390 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 1 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 8 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; twitter.com. IN A ;; ANSWER SECTION (1 record) twitter.com. 300 IN A 172.66.0.227 ;; AUTHORITY SECTION (8 records) twitter.com. 13999 IN NS a.r06.twtrdns.net. twitter.com. 13999 IN NS a.u06.twtrdns.net. twitter.com. 13999 IN NS b.r06.twtrdns.net. twitter.com. 13999 IN NS b.u06.twtrdns.net. twitter.com. 13999 IN NS c.r06.twtrdns.net. twitter.com. 13999 IN NS c.u06.twtrdns.net. twitter.com. 13999 IN NS d.r06.twtrdns.net. twitter.com. 13999 IN NS d.u06.twtrdns.net. ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	twitter.com A RR has value 172.66.0.227
	No RRSIGs found

twitter.com

	Query to d.r06.twtrdns.net for twitter.com/A
	Received 203 bytes from 205.251.199.195
	;; Response received from [205.251.199.195] 203 octets ;; HEADER SECTION ;; id = 52326 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 1 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 8 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; twitter.com. IN A ;; ANSWER SECTION (1 record) twitter.com. 300 IN A 162.159.140.229 ;; AUTHORITY SECTION (8 records) twitter.com. 13999 IN NS a.r06.twtrdns.net. twitter.com. 13999 IN NS a.u06.twtrdns.net. twitter.com. 13999 IN NS b.r06.twtrdns.net. twitter.com. 13999 IN NS b.u06.twtrdns.net. twitter.com. 13999 IN NS c.r06.twtrdns.net. twitter.com. 13999 IN NS c.u06.twtrdns.net. twitter.com. 13999 IN NS d.r06.twtrdns.net. twitter.com. 13999 IN NS d.u06.twtrdns.net. ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	d.r06.twtrdns.net is authoritative for twitter.com
	Query to d.r06.twtrdns.net for twitter.com/A
	Received 203 bytes from 205.251.199.195
	;; Response received from [205.251.199.195] 203 octets ;; HEADER SECTION ;; id = 15393 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 1 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 8 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; twitter.com. IN A ;; ANSWER SECTION (1 record) twitter.com. 300 IN A 162.159.140.229 ;; AUTHORITY SECTION (8 records) twitter.com. 13999 IN NS a.r06.twtrdns.net. twitter.com. 13999 IN NS a.u06.twtrdns.net. twitter.com. 13999 IN NS b.r06.twtrdns.net. twitter.com. 13999 IN NS b.u06.twtrdns.net. twitter.com. 13999 IN NS c.r06.twtrdns.net. twitter.com. 13999 IN NS c.u06.twtrdns.net. twitter.com. 13999 IN NS d.r06.twtrdns.net. twitter.com. 13999 IN NS d.u06.twtrdns.net. ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	twitter.com A RR has value 162.159.140.229
	No RRSIGs found

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DNSSEC Debugger

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