DNSSEC Debugger - pitt.edu

Domain Name:

Time: 2026-02-27 08:03:25 UTC

Analyzing DNSSEC problems for pitt.edu

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 l.root-servers.net for ./DNSKEY
	Received 1139 bytes from 199.7.83.42
	;; Response received from [199.7.83.42] 1139 octets ;; HEADER SECTION ;; id = 14109 ;; 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": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; . IN DNSKEY ;; ANSWER SECTION (4 records) . 172800 IN DNSKEY ( 256 3 8 AwEAAbNTVC2+pry4pc37pZI9Oj6b8FHxT3VGrvSPKLE1Tjyfe2kUZUtVX5xrv6AV4BVO+ygrYjGZ MNgEnbLU4zknnlnhI2e0g6iTza1aZh0dRZXGH16C1NUNq1CxBkUhIYQhQDeIOtLacx+RmFTc+hSH JJ2MJ79IS00kA7eKi6mofQ7SPJmdJVjI+JAx791y0f5QaB+iHGANU53FwiYXNUQjfAzCrtOaSevG sx8SO8BTaXLAjFq5eewOtwScVwfVDhEXlvpE6e+mIncwhNKaMRD9IPuHENqCNPI5MjxfAMVS6cEY 8eEozIkv/vHc+0Auu3n+Fcx6F2Js4KPXaHEShAXugfU= ) ; keytag 21831 . 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 RRSIG ( DNSKEY 8 0 172800 20260313000000 20260220000000 20326 . JZtm46fb0oPZQLxBUHYEG5Fv0arLLlu7lUpYjsEPdGrggxWWMbB/rA0CbLCsZ0+rk84t5BvOtfPd mBDhJiDQhzJSRK8l8u0roT79KnJU81H+Hdzg+/095yK9djpihg/72I9UyJO3UU1SIdmxzriTE15z Tz/QrKKLME3vp5lBSPkggMMrRkKNW2rpL1JgD6bsXNqJLEHTfpNRGX0EbEKW9VKK27rXxXFa3r0X V2mvOrNiDOCN1nl1YTHWOkuNGxpKlv+kDwrDyGs5Z8WJb4gm47O1xOijfna5dzlEXAjqahKboJsF kMHrQdSnYG0XcTdxhAAMnQjbxDfBEeowXrOt8w== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 3 DNSKEY records for .
	`. 172800 IN DNSKEY ( 256 3 8 AwEAAbNTVC2+pry4pc37pZI9Oj6b8FHxT3VGrvSPKLE1Tjyfe2kUZUtVX5xrv6AV4BVO+ygrYjGZ MNgEnbLU4zknnlnhI2e0g6iTza1aZh0dRZXGH16C1NUNq1CxBkUhIYQhQDeIOtLacx+RmFTc+hSH JJ2MJ79IS00kA7eKi6mofQ7SPJmdJVjI+JAx791y0f5QaB+iHGANU53FwiYXNUQjfAzCrtOaSevG sx8SO8BTaXLAjFq5eewOtwScVwfVDhEXlvpE6e+mIncwhNKaMRD9IPuHENqCNPI5MjxfAMVS6cEY 8eEozIkv/vHc+0Auu3n+Fcx6F2Js4KPXaHEShAXugfU= ) ; keytag 21831`
	`. 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`
	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 20260313000000 20260220000000 20326 . JZtm46fb0oPZQLxBUHYEG5Fv0arLLlu7lUpYjsEPdGrggxWWMbB/rA0CbLCsZ0+rk84t5BvOtfPd mBDhJiDQhzJSRK8l8u0roT79KnJU81H+Hdzg+/095yK9djpihg/72I9UyJO3UU1SIdmxzriTE15z Tz/QrKKLME3vp5lBSPkggMMrRkKNW2rpL1JgD6bsXNqJLEHTfpNRGX0EbEKW9VKK27rXxXFa3r0X V2mvOrNiDOCN1nl1YTHWOkuNGxpKlv+kDwrDyGs5Z8WJb4gm47O1xOijfna5dzlEXAjqahKboJsF kMHrQdSnYG0XcTdxhAAMnQjbxDfBEeowXrOt8w== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=21831 is now in the chain-of-trust
	DNSKEY=38696/SEP is now in the chain-of-trust
	Query to f.root-servers.net for pitt.edu/A
	Received 1167 bytes from 192.5.5.241
	;; Response received from [192.5.5.241] 1167 octets ;; HEADER SECTION ;; id = 21779 ;; 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": 1472, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; pitt.edu. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (15 records) edu. 172800 IN NS a.edu-servers.net. edu. 172800 IN NS b.edu-servers.net. edu. 172800 IN NS c.edu-servers.net. edu. 172800 IN NS d.edu-servers.net. edu. 172800 IN NS e.edu-servers.net. edu. 172800 IN NS f.edu-servers.net. edu. 172800 IN NS g.edu-servers.net. edu. 172800 IN NS h.edu-servers.net. edu. 172800 IN NS i.edu-servers.net. edu. 172800 IN NS j.edu-servers.net. edu. 172800 IN NS k.edu-servers.net. edu. 172800 IN NS l.edu-servers.net. edu. 172800 IN NS m.edu-servers.net. edu. 86400 IN DS ( 35663 13 2 a2e1614291831a4746b5ac52b4b345357687271e85353082741f1cf3d06a4c1d ) edu. 86400 IN RRSIG ( DS 8 1 86400 20260312050000 20260227040000 21831 . Kbh2H+b9GkqMtjTpugVRBJmL97gis1qgQLz2WXcgQj5CslsaGU3SLR5F4V9vaXG41jci6E643Glg 4AwYEK9Wt5109uvq+OOz/KIHEe62wRf0Cvksjk34lmCtEsKxXtikh+/dCi605pOkLwPqes1jJFNU Yqt0C2uRywR31baP2Lz9Rx0XDB3spR+4rP5oWJq26qVGivn1PXwUFKP8jwoB+xtv5BMqp7LQdz9s kaEPkJ/7iI4ZtQApFvyKFWaI0rtS9eQjP3oM7rFVjGvf0eQa1dBLnELD3JyGhIM8iZLFzIDJYROf 160Iik5Jl/Ee+JLgC6SwsT4aohzjWZT8uFPmVw== ) ;; ADDITIONAL SECTION (27 records) a.edu-servers.net. 172800 IN A 192.5.6.30 a.edu-servers.net. 172800 IN AAAA 2001:503:a83e::2:30 b.edu-servers.net. 172800 IN A 192.33.14.30 b.edu-servers.net. 172800 IN AAAA 2001:503:231d::2:30 c.edu-servers.net. 172800 IN A 192.26.92.30 c.edu-servers.net. 172800 IN AAAA 2001:503:83eb::30 d.edu-servers.net. 172800 IN A 192.31.80.30 d.edu-servers.net. 172800 IN AAAA 2001:500:856e::30 e.edu-servers.net. 172800 IN A 192.12.94.30 e.edu-servers.net. 172800 IN AAAA 2001:502:1ca1::30 f.edu-servers.net. 172800 IN A 192.35.51.30 f.edu-servers.net. 172800 IN AAAA 2001:503:d414::30 g.edu-servers.net. 172800 IN A 192.42.93.30 g.edu-servers.net. 172800 IN AAAA 2001:503:eea3::30 h.edu-servers.net. 172800 IN A 192.54.112.30 h.edu-servers.net. 172800 IN AAAA 2001:502:8cc::30 i.edu-servers.net. 172800 IN A 192.43.172.30 i.edu-servers.net. 172800 IN AAAA 2001:503:39c1::30 j.edu-servers.net. 172800 IN A 192.48.79.30 j.edu-servers.net. 172800 IN AAAA 2001:502:7094::30 k.edu-servers.net. 172800 IN A 192.52.178.30 k.edu-servers.net. 172800 IN AAAA 2001:503:d2d::30 l.edu-servers.net. 172800 IN A 192.41.162.30 l.edu-servers.net. 172800 IN AAAA 2001:500:d937::30 m.edu-servers.net. 172800 IN A 192.55.83.30 m.edu-servers.net. 172800 IN AAAA 2001:501:b1f9::30 ;; { "EDNS-VERSION": 0 }
	Query to k.root-servers.net for edu/DNSKEY
	Received 1162 bytes from 193.0.14.129
	;; Response received from [193.0.14.129] 1162 octets ;; HEADER SECTION ;; id = 16925 ;; 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) ;; edu. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (15 records) edu. 172800 IN NS a.edu-servers.net. edu. 172800 IN NS b.edu-servers.net. edu. 172800 IN NS c.edu-servers.net. edu. 172800 IN NS d.edu-servers.net. edu. 172800 IN NS e.edu-servers.net. edu. 172800 IN NS f.edu-servers.net. edu. 172800 IN NS g.edu-servers.net. edu. 172800 IN NS h.edu-servers.net. edu. 172800 IN NS i.edu-servers.net. edu. 172800 IN NS j.edu-servers.net. edu. 172800 IN NS k.edu-servers.net. edu. 172800 IN NS l.edu-servers.net. edu. 172800 IN NS m.edu-servers.net. edu. 86400 IN DS ( 35663 13 2 a2e1614291831a4746b5ac52b4b345357687271e85353082741f1cf3d06a4c1d ) edu. 86400 IN RRSIG ( DS 8 1 86400 20260312050000 20260227040000 21831 . Kbh2H+b9GkqMtjTpugVRBJmL97gis1qgQLz2WXcgQj5CslsaGU3SLR5F4V9vaXG41jci6E643Glg 4AwYEK9Wt5109uvq+OOz/KIHEe62wRf0Cvksjk34lmCtEsKxXtikh+/dCi605pOkLwPqes1jJFNU Yqt0C2uRywR31baP2Lz9Rx0XDB3spR+4rP5oWJq26qVGivn1PXwUFKP8jwoB+xtv5BMqp7LQdz9s kaEPkJ/7iI4ZtQApFvyKFWaI0rtS9eQjP3oM7rFVjGvf0eQa1dBLnELD3JyGhIM8iZLFzIDJYROf 160Iik5Jl/Ee+JLgC6SwsT4aohzjWZT8uFPmVw== ) ;; ADDITIONAL SECTION (27 records) a.edu-servers.net. 172800 IN A 192.5.6.30 a.edu-servers.net. 172800 IN AAAA 2001:503:a83e::2:30 b.edu-servers.net. 172800 IN A 192.33.14.30 b.edu-servers.net. 172800 IN AAAA 2001:503:231d::2:30 c.edu-servers.net. 172800 IN A 192.26.92.30 c.edu-servers.net. 172800 IN AAAA 2001:503:83eb::30 d.edu-servers.net. 172800 IN A 192.31.80.30 d.edu-servers.net. 172800 IN AAAA 2001:500:856e::30 e.edu-servers.net. 172800 IN A 192.12.94.30 e.edu-servers.net. 172800 IN AAAA 2001:502:1ca1::30 f.edu-servers.net. 172800 IN A 192.35.51.30 f.edu-servers.net. 172800 IN AAAA 2001:503:d414::30 g.edu-servers.net. 172800 IN A 192.42.93.30 g.edu-servers.net. 172800 IN AAAA 2001:503:eea3::30 h.edu-servers.net. 172800 IN A 192.54.112.30 h.edu-servers.net. 172800 IN AAAA 2001:502:8cc::30 i.edu-servers.net. 172800 IN A 192.43.172.30 i.edu-servers.net. 172800 IN AAAA 2001:503:39c1::30 j.edu-servers.net. 172800 IN A 192.48.79.30 j.edu-servers.net. 172800 IN AAAA 2001:502:7094::30 k.edu-servers.net. 172800 IN A 192.52.178.30 k.edu-servers.net. 172800 IN AAAA 2001:503:d2d::30 l.edu-servers.net. 172800 IN A 192.41.162.30 l.edu-servers.net. 172800 IN AAAA 2001:500:d937::30 m.edu-servers.net. 172800 IN A 192.55.83.30 m.edu-servers.net. 172800 IN AAAA 2001:501:b1f9::30 ;; { "EDNS-VERSION": 0 }
	Found child zone edu

edu

	Checking DS between . and edu
	Query to k.root-servers.net for edu/DS
	Received 367 bytes from 193.0.14.129
	;; Response received from [193.0.14.129] 367 octets ;; HEADER SECTION ;; id = 60983 ;; 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) ;; edu. IN DS ;; ANSWER SECTION (2 records) edu. 86400 IN DS ( 35663 13 2 a2e1614291831a4746b5ac52b4b345357687271e85353082741f1cf3d06a4c1d ) edu. 86400 IN RRSIG ( DS 8 1 86400 20260312050000 20260227040000 21831 . Kbh2H+b9GkqMtjTpugVRBJmL97gis1qgQLz2WXcgQj5CslsaGU3SLR5F4V9vaXG41jci6E643Glg 4AwYEK9Wt5109uvq+OOz/KIHEe62wRf0Cvksjk34lmCtEsKxXtikh+/dCi605pOkLwPqes1jJFNU Yqt0C2uRywR31baP2Lz9Rx0XDB3spR+4rP5oWJq26qVGivn1PXwUFKP8jwoB+xtv5BMqp7LQdz9s kaEPkJ/7iI4ZtQApFvyKFWaI0rtS9eQjP3oM7rFVjGvf0eQa1dBLnELD3JyGhIM8iZLFzIDJYROf 160Iik5Jl/Ee+JLgC6SwsT4aohzjWZT8uFPmVw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 1 DS records for edu in the . zone
	DS=35663/SHA-256 has algorithm ECDSAP256SHA256
	Found 1 RRSIGs over DS RRset
	`edu. 86400 IN RRSIG ( DS 8 1 86400 20260312050000 20260227040000 21831 . Kbh2H+b9GkqMtjTpugVRBJmL97gis1qgQLz2WXcgQj5CslsaGU3SLR5F4V9vaXG41jci6E643Glg 4AwYEK9Wt5109uvq+OOz/KIHEe62wRf0Cvksjk34lmCtEsKxXtikh+/dCi605pOkLwPqes1jJFNU Yqt0C2uRywR31baP2Lz9Rx0XDB3spR+4rP5oWJq26qVGivn1PXwUFKP8jwoB+xtv5BMqp7LQdz9s kaEPkJ/7iI4ZtQApFvyKFWaI0rtS9eQjP3oM7rFVjGvf0eQa1dBLnELD3JyGhIM8iZLFzIDJYROf 160Iik5Jl/Ee+JLgC6SwsT4aohzjWZT8uFPmVw== )`
	RRSIG=21831 and DNSKEY=21831 verifies the DS RRset
	DS=35663/SHA-256 is now in the chain-of-trust
	`edu. 86400 IN DS ( 35663 13 2 a2e1614291831a4746b5ac52b4b345357687271e85353082741f1cf3d06a4c1d )`
	Query to j.edu-servers.net for edu/DNSKEY
	Received 291 bytes from 192.48.79.30
	;; Response received from [192.48.79.30] 291 octets ;; HEADER SECTION ;; id = 58024 ;; 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) ;; edu. IN DNSKEY ;; ANSWER SECTION (3 records) edu. 86400 IN DNSKEY ( 257 3 13 vqk4cwmCpZkXat25PaOVt3RPYDOmCr8B4D1IynrqSqzs+BeCYI6pnBNRUD9BgfqbxZHyfyDz6vbv 8KQaT7maRw== ) ; keytag 35663 edu. 86400 IN DNSKEY ( 256 3 13 ofExWbhssID57iiPCfo97BkTsCvsSwz1SQaESyZir1MIqxRITdSKbOcUbrVEtScEVsIP6MoJ1+iL 3fMyJirNRA== ) ; keytag 16901 edu. 86400 IN RRSIG ( DNSKEY 13 1 86400 20260311161114 20260224160614 35663 edu. 9/ckYeuiYxY368Tt5/UZ1Hw76YaccafLfN+DozetqzToSIqPTg0evhGdYfdnI8YKkE3biO9e1HuZ hrqeJyPYTQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for edu
	`edu. 86400 IN DNSKEY ( 257 3 13 vqk4cwmCpZkXat25PaOVt3RPYDOmCr8B4D1IynrqSqzs+BeCYI6pnBNRUD9BgfqbxZHyfyDz6vbv 8KQaT7maRw== ) ; keytag 35663`
	`edu. 86400 IN DNSKEY ( 256 3 13 ofExWbhssID57iiPCfo97BkTsCvsSwz1SQaESyZir1MIqxRITdSKbOcUbrVEtScEVsIP6MoJ1+iL 3fMyJirNRA== ) ; keytag 16901`
	DNSKEY=35663/SEP is now in the chain-of-trust
	DS=35663/SHA-256 verifies DNSKEY=35663/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`edu. 86400 IN RRSIG ( DNSKEY 13 1 86400 20260311161114 20260224160614 35663 edu. 9/ckYeuiYxY368Tt5/UZ1Hw76YaccafLfN+DozetqzToSIqPTg0evhGdYfdnI8YKkE3biO9e1HuZ hrqeJyPYTQ== )`
	RRSIG=35663 and DNSKEY=35663/SEP verifies the DNSKEY RRset
	DNSKEY=16901 is now in the chain-of-trust
	Query to l.edu-servers.net for pitt.edu/A
	Received 240 bytes from 192.41.162.30
	;; Response received from [192.41.162.30] 240 octets ;; HEADER SECTION ;; id = 29899 ;; 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 = 4 arcount = 3 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; pitt.edu. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) pitt.edu. 172800 IN NS ns4.pitt.edu. pitt.edu. 172800 IN NS ns5.pitt.edu. pitt.edu. 86400 IN DS 18780 7 1 809e3e2d0dba75c709fd9511e0056f6f2ed94003 pitt.edu. 86400 IN RRSIG ( DS 13 2 86400 20260306031029 20260227020029 16901 edu. wBtFjgPPc58uKVu5gj57etUz6G2sqLE70vAY3cRBztTLotZccxyL1cLCIyx7aiWJDlvVPnr6oEMz PKbdsI5FJQ== ) ;; ADDITIONAL SECTION (3 records) ns4.pitt.edu. 172800 IN A 136.142.15.13 ns5.pitt.edu. 172800 IN A 136.142.19.5 ;; { "EDNS-VERSION": 0 }
	Query to l.edu-servers.net for pitt.edu/DNSKEY
	Received 240 bytes from 192.41.162.30
	;; Response received from [192.41.162.30] 240 octets ;; HEADER SECTION ;; id = 5823 ;; 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 = 4 arcount = 3 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; pitt.edu. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) pitt.edu. 172800 IN NS ns4.pitt.edu. pitt.edu. 172800 IN NS ns5.pitt.edu. pitt.edu. 86400 IN DS 18780 7 1 809e3e2d0dba75c709fd9511e0056f6f2ed94003 pitt.edu. 86400 IN RRSIG ( DS 13 2 86400 20260306031029 20260227020029 16901 edu. wBtFjgPPc58uKVu5gj57etUz6G2sqLE70vAY3cRBztTLotZccxyL1cLCIyx7aiWJDlvVPnr6oEMz PKbdsI5FJQ== ) ;; ADDITIONAL SECTION (3 records) ns4.pitt.edu. 172800 IN A 136.142.15.13 ns5.pitt.edu. 172800 IN A 136.142.19.5 ;; { "EDNS-VERSION": 0 }
	Found child zone pitt.edu

pitt.edu

	Checking DS between edu and pitt.edu
	Query to e.edu-servers.net for pitt.edu/DS
	Received 1066 bytes from 192.12.94.30
	;; Response received from [192.12.94.30] 1066 octets ;; HEADER SECTION ;; id = 43601 ;; 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 = 14 arcount = 27 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; pitt.edu. IN DS ;; ANSWER SECTION (2 records) pitt.edu. 86400 IN DS 18780 7 1 809e3e2d0dba75c709fd9511e0056f6f2ed94003 pitt.edu. 86400 IN RRSIG ( DS 13 2 86400 20260306031029 20260227020029 16901 edu. wBtFjgPPc58uKVu5gj57etUz6G2sqLE70vAY3cRBztTLotZccxyL1cLCIyx7aiWJDlvVPnr6oEMz PKbdsI5FJQ== ) ;; AUTHORITY SECTION (14 records) edu. 172800 IN NS a.edu-servers.net. edu. 172800 IN NS j.edu-servers.net. edu. 172800 IN NS f.edu-servers.net. edu. 172800 IN NS b.edu-servers.net. edu. 172800 IN NS l.edu-servers.net. edu. 172800 IN NS h.edu-servers.net. edu. 172800 IN NS c.edu-servers.net. edu. 172800 IN NS d.edu-servers.net. edu. 172800 IN NS g.edu-servers.net. edu. 172800 IN NS k.edu-servers.net. edu. 172800 IN NS m.edu-servers.net. edu. 172800 IN NS e.edu-servers.net. edu. 172800 IN NS i.edu-servers.net. edu. 172800 IN RRSIG ( NS 13 1 172800 20260304031235 20260225020235 16901 edu. 8MSSo3AOwpfFU3Aa7VP2gDgZVLljHaABOwGm7JZEiWgZExc1pcXOXfH56JEtb4jQIs923zLV6/AT /j9b8LZkiA== ) ;; ADDITIONAL SECTION (27 records) a.edu-servers.net. 172800 IN A 192.5.6.30 a.edu-servers.net. 172800 IN AAAA 2001:503:a83e::2:30 j.edu-servers.net. 172800 IN A 192.48.79.30 j.edu-servers.net. 172800 IN AAAA 2001:502:7094::30 f.edu-servers.net. 172800 IN A 192.35.51.30 f.edu-servers.net. 172800 IN AAAA 2001:503:d414::30 b.edu-servers.net. 172800 IN A 192.33.14.30 b.edu-servers.net. 172800 IN AAAA 2001:503:231d::2:30 l.edu-servers.net. 172800 IN A 192.41.162.30 l.edu-servers.net. 172800 IN AAAA 2001:500:d937::30 h.edu-servers.net. 172800 IN A 192.54.112.30 h.edu-servers.net. 172800 IN AAAA 2001:502:8cc::30 c.edu-servers.net. 172800 IN A 192.26.92.30 c.edu-servers.net. 172800 IN AAAA 2001:503:83eb::30 d.edu-servers.net. 172800 IN A 192.31.80.30 d.edu-servers.net. 172800 IN AAAA 2001:500:856e::30 g.edu-servers.net. 172800 IN A 192.42.93.30 g.edu-servers.net. 172800 IN AAAA 2001:503:eea3::30 k.edu-servers.net. 172800 IN A 192.52.178.30 k.edu-servers.net. 172800 IN AAAA 2001:503:d2d::30 m.edu-servers.net. 172800 IN A 192.55.83.30 m.edu-servers.net. 172800 IN AAAA 2001:501:b1f9::30 e.edu-servers.net. 172800 IN A 192.12.94.30 e.edu-servers.net. 172800 IN AAAA 2001:502:1ca1::30 i.edu-servers.net. 172800 IN A 192.43.172.30 i.edu-servers.net. 172800 IN AAAA 2001:503:39c1::30 ;; { "EDNS-VERSION": 0 }
	Found 1 DS records for pitt.edu in the edu zone
	DS=18780/SHA-1 uses a deprecated digest algorithm
	DS=18780/SHA-1 has algorithm RSASHA1-NSEC3-SHA1
	Found 1 RRSIGs over DS RRset
	`pitt.edu. 86400 IN RRSIG ( DS 13 2 86400 20260306031029 20260227020029 16901 edu. wBtFjgPPc58uKVu5gj57etUz6G2sqLE70vAY3cRBztTLotZccxyL1cLCIyx7aiWJDlvVPnr6oEMz PKbdsI5FJQ== )`
	RRSIG=16901 and DNSKEY=16901 verifies the DS RRset
	DS=18780/SHA-1 is now in the chain-of-trust
	`pitt.edu. 86400 IN DS 18780 7 1 809e3e2d0dba75c709fd9511e0056f6f2ed94003`
	Query to ns4.pitt.edu for pitt.edu/DNSKEY
	Received 757 bytes from 136.142.15.13
	;; Response received from [136.142.15.13] 757 octets ;; HEADER SECTION ;; id = 10148 ;; 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) ;; pitt.edu. IN DNSKEY ;; ANSWER SECTION (3 records) pitt.edu. 86400 IN DNSKEY ( 256 3 7 AwEAAakCO/pzBj7IKZHX5kj5dzmaGB02xCm2MWDz4V60PlojNicY48prpHcM0Up6OaSffBOapWFm DeYDPE+7mge2tHZU4b9waRcqp4KwG53n+sLFT3wr0gE36Z6W6sLtZhm18Ec9UjpzqMZkRMzr45Wb KH0nIS34Tg6lLRQB+4IGUz2L ) ; keytag 46214 pitt.edu. 86400 IN DNSKEY ( 257 3 7 AwEAAaZrq3plFr20Rlw6ldY4Il54SSrqhNC3lYlGUfzUzMSBD6dXCnDZqc4EjMP7m6lsrUhNFUkl YcZFehTb46jakayFOXdYQrg8mgz2Y2GV8jJkxeKQrdJAUeQZ61heOj1SZu8y7ibDa2yNrmhN6PkC UFTKaKyTCmKqDQoil+ZibtY2PVTKzo3eYmqZsGm0SMOwrW3MlsTdT9KuZ8Ho33ZtZYmH4bL18dZ7 ME4J5kQJ1b87tJMt9fybUSfYaNRIKcs0kI9vSKVbTbXalJDlZq8FTA85MkRmyALPhn1mjBLNhN4E mVfDDpNhBKUCDZInCqLD/aSYZ40UhS1IRjtUHUqd4xM= ) ; keytag 18780 pitt.edu. 86400 IN RRSIG ( DNSKEY 7 2 86400 20260306033525 20260224031108 18780 pitt.edu. BaxSTHsgFRtLTcNieVaKRAxapS+SOD1002gh1+AsWsjHphVgSj7uRzrCGuS2ATj8zPhCr1ACFhyg ScYUo/Cm2jjyfhM8BCppVsXpDS+1cxBi7fIIDVFz91JctDDTjrLl5tuq3n/9uDPZHj38G9k8wWkM DUCTLdwc4vsPhhFhEtife4mp4Z1a0SaRnvDq+N3kBiRQ6Qxuw/fQ2kDDwEqBOHweegyeOp5KPyPo tSJ5rkP5hA3F6xBIF7FAwcj8L4WM55DwbP0LF8LNXAZlt0MWKp/EqWCK/gTfcxGg6GIeiNzUqfph SFWT5yDi5pT7WRywF0YVt5bj4AlnIGeSypWwxQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for pitt.edu
	`pitt.edu. 86400 IN DNSKEY ( 256 3 7 AwEAAakCO/pzBj7IKZHX5kj5dzmaGB02xCm2MWDz4V60PlojNicY48prpHcM0Up6OaSffBOapWFm DeYDPE+7mge2tHZU4b9waRcqp4KwG53n+sLFT3wr0gE36Z6W6sLtZhm18Ec9UjpzqMZkRMzr45Wb KH0nIS34Tg6lLRQB+4IGUz2L ) ; keytag 46214`
	`pitt.edu. 86400 IN DNSKEY ( 257 3 7 AwEAAaZrq3plFr20Rlw6ldY4Il54SSrqhNC3lYlGUfzUzMSBD6dXCnDZqc4EjMP7m6lsrUhNFUkl YcZFehTb46jakayFOXdYQrg8mgz2Y2GV8jJkxeKQrdJAUeQZ61heOj1SZu8y7ibDa2yNrmhN6PkC UFTKaKyTCmKqDQoil+ZibtY2PVTKzo3eYmqZsGm0SMOwrW3MlsTdT9KuZ8Ho33ZtZYmH4bL18dZ7 ME4J5kQJ1b87tJMt9fybUSfYaNRIKcs0kI9vSKVbTbXalJDlZq8FTA85MkRmyALPhn1mjBLNhN4E mVfDDpNhBKUCDZInCqLD/aSYZ40UhS1IRjtUHUqd4xM= ) ; keytag 18780`
	DNSKEY=18780/SEP is now in the chain-of-trust
	DS=18780/SHA-1 verifies DNSKEY=18780/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`pitt.edu. 86400 IN RRSIG ( DNSKEY 7 2 86400 20260306033525 20260224031108 18780 pitt.edu. BaxSTHsgFRtLTcNieVaKRAxapS+SOD1002gh1+AsWsjHphVgSj7uRzrCGuS2ATj8zPhCr1ACFhyg ScYUo/Cm2jjyfhM8BCppVsXpDS+1cxBi7fIIDVFz91JctDDTjrLl5tuq3n/9uDPZHj38G9k8wWkM DUCTLdwc4vsPhhFhEtife4mp4Z1a0SaRnvDq+N3kBiRQ6Qxuw/fQ2kDDwEqBOHweegyeOp5KPyPo tSJ5rkP5hA3F6xBIF7FAwcj8L4WM55DwbP0LF8LNXAZlt0MWKp/EqWCK/gTfcxGg6GIeiNzUqfph SFWT5yDi5pT7WRywF0YVt5bj4AlnIGeSypWwxQ== )`
	RRSIG=18780 and DNSKEY=18780/SEP does not verify the DNSKEY RRset (libcrypto error (SEC.xs line 223)signature verification failed)
	None of the 1 RRSIG and 2 DNSKEY records validate the DNSKEY RRset
	The DNSKEY RRset was not signed by any trusted keys
	Query to ns5.pitt.edu for pitt.edu/A
	Received 221 bytes from 136.142.19.5
	;; Response received from [136.142.19.5] 221 octets ;; HEADER SECTION ;; id = 27837 ;; 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": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; pitt.edu. IN A ;; ANSWER SECTION (2 records) pitt.edu. 600 IN A 136.142.34.30 pitt.edu. 600 IN RRSIG ( A 7 2 600 20260302031114 20260220030237 46214 pitt.edu. R9XDCs92sl0igVhXKuCi78vftdr3hoPDp4lkki5KmockmKzcs3JAKEBWJLtlxWcfc7z/u4TmGwIF nWINs0BU7n0J+pEVa4sPmKVD1mniTVnTJ1sz3R6d/vmDWlxL0v8/frQPTEsQKTw20lDC3S0hadXl f+wsTsr5Q/xaBd9iIcg= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	ns5.pitt.edu is authoritative for pitt.edu
	Found RRSIG signed by pitt.edu zone
	Query to ns4.pitt.edu for pitt.edu/SOA
	Received 259 bytes from 136.142.15.13
	;; Response received from [136.142.15.13] 259 octets ;; HEADER SECTION ;; id = 3320 ;; 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": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; pitt.edu. IN SOA ;; ANSWER SECTION (2 records) pitt.edu. 86400 IN SOA ( az-ns0.pitt.edu. hostmaster.pitt.edu. 789884350 ;serial 900 ;refresh 90 ;retry 7884000 ;expire 3600 ;minimum ) pitt.edu. 86400 IN RRSIG ( SOA 7 2 86400 20260309061800 20260227051800 46214 pitt.edu. IlsiZh/s+8UN8LYkNKKT7l//B2SHFUVZKFSbPu/eMogN/c2lU2DJddJfbCY92nAOa2uo8KSTyP5d u2GYSK1n2rPvqbfFw91wPsaZFVkRcmmuJIbQVOVvSmOgKOwIkdVSn6ylSntVg82J86Lb/v8hiklJ TCzEk1DFivHvpM9hztg= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to ns5.pitt.edu for pitt.edu/A
	Received 221 bytes from 136.142.19.5
	;; Response received from [136.142.19.5] 221 octets ;; HEADER SECTION ;; id = 21272 ;; 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": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; pitt.edu. IN A ;; ANSWER SECTION (2 records) pitt.edu. 600 IN A 136.142.34.30 pitt.edu. 600 IN RRSIG ( A 7 2 600 20260302031114 20260220030237 46214 pitt.edu. R9XDCs92sl0igVhXKuCi78vftdr3hoPDp4lkki5KmockmKzcs3JAKEBWJLtlxWcfc7z/u4TmGwIF nWINs0BU7n0J+pEVa4sPmKVD1mniTVnTJ1sz3R6d/vmDWlxL0v8/frQPTEsQKTw20lDC3S0hadXl f+wsTsr5Q/xaBd9iIcg= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	pitt.edu A RR has value 136.142.34.30
	Found 1 RRSIGs over A RRset
	`pitt.edu. 600 IN RRSIG ( A 7 2 600 20260302031114 20260220030237 46214 pitt.edu. R9XDCs92sl0igVhXKuCi78vftdr3hoPDp4lkki5KmockmKzcs3JAKEBWJLtlxWcfc7z/u4TmGwIF nWINs0BU7n0J+pEVa4sPmKVD1mniTVnTJ1sz3R6d/vmDWlxL0v8/frQPTEsQKTw20lDC3S0hadXl f+wsTsr5Q/xaBd9iIcg= )`
	RRSIG=46214 and DNSKEY=46214 does not verify the A RRset (libcrypto error (SEC.xs line 223)signature verification failed)
	None of the 1 RRSIG and 2 DNSKEY records validate the A RRset

pitt.edu

	Query to ns4.pitt.edu for pitt.edu/A
	Received 221 bytes from 136.142.15.13
	;; Response received from [136.142.15.13] 221 octets ;; HEADER SECTION ;; id = 42629 ;; 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": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; pitt.edu. IN A ;; ANSWER SECTION (2 records) pitt.edu. 600 IN A 136.142.34.30 pitt.edu. 600 IN RRSIG ( A 7 2 600 20260302031114 20260220030237 46214 pitt.edu. R9XDCs92sl0igVhXKuCi78vftdr3hoPDp4lkki5KmockmKzcs3JAKEBWJLtlxWcfc7z/u4TmGwIF nWINs0BU7n0J+pEVa4sPmKVD1mniTVnTJ1sz3R6d/vmDWlxL0v8/frQPTEsQKTw20lDC3S0hadXl f+wsTsr5Q/xaBd9iIcg= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	ns4.pitt.edu is authoritative for pitt.edu
	Found RRSIG signed by pitt.edu zone
	Query to ns4.pitt.edu for pitt.edu/A
	Received 221 bytes from 136.142.15.13
	;; Response received from [136.142.15.13] 221 octets ;; HEADER SECTION ;; id = 43517 ;; 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": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; pitt.edu. IN A ;; ANSWER SECTION (2 records) pitt.edu. 600 IN A 136.142.34.30 pitt.edu. 600 IN RRSIG ( A 7 2 600 20260302031114 20260220030237 46214 pitt.edu. R9XDCs92sl0igVhXKuCi78vftdr3hoPDp4lkki5KmockmKzcs3JAKEBWJLtlxWcfc7z/u4TmGwIF nWINs0BU7n0J+pEVa4sPmKVD1mniTVnTJ1sz3R6d/vmDWlxL0v8/frQPTEsQKTw20lDC3S0hadXl f+wsTsr5Q/xaBd9iIcg= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	pitt.edu A RR has value 136.142.34.30
	Found 1 RRSIGs over A RRset
	`pitt.edu. 600 IN RRSIG ( A 7 2 600 20260302031114 20260220030237 46214 pitt.edu. R9XDCs92sl0igVhXKuCi78vftdr3hoPDp4lkki5KmockmKzcs3JAKEBWJLtlxWcfc7z/u4TmGwIF nWINs0BU7n0J+pEVa4sPmKVD1mniTVnTJ1sz3R6d/vmDWlxL0v8/frQPTEsQKTw20lDC3S0hadXl f+wsTsr5Q/xaBd9iIcg= )`
	RRSIG=46214 and DNSKEY=46214 does not verify the A RRset (libcrypto error (SEC.xs line 223)signature verification failed)
	None of the 1 RRSIG and 2 DNSKEY records validate the A RRset

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