DNSSEC Debugger - turris.cz

Domain Name:

Time: 2024-05-16 21:24:22 UTC

Analyzing DNSSEC problems for turris.cz

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 a.root-servers.net for ./DNSKEY
	Received 864 bytes from 198.41.0.4
	;; Response received from [198.41.0.4] 864 octets ;; HEADER SECTION ;; id = 46070 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 3 nscount = 0 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; . IN DNSKEY ;; ANSWER SECTION (3 records) . 172800 IN DNSKEY ( 256 3 8 AwEAAZBALoOFImwcJJg9Iu7Vy7ZyLjhtXfvO1c9k4vHjOpf9i7U1kKtrBvhnwsOni1sb50gkUayR tMDTUQqvljMMf4bpkyEtcE5evCzhHbFLq1coL5QOix3mfJm++FvIMaAt52nOvAdqR/luuI11bA1A mSCIJKAUx147DcfOHYKg3as+dznn3Iah4cWBMVzDe7PPsFS1AO6gU8EpmiRJ9VMNA09fOyDuq9+d 6sw8UUnJRMAFAuPLhUFjUAOuWOw74BC9lOtMQpbLMz8pX0CDKdOXDHjyj61nxSSWxPdUjeoxI17l QTpSPRtqRHFn5Fgj2e+9BVwhhWGDQN8kUVSJHZtQiI0= ) ; Key ID = 5613 . 172800 IN DNSKEY ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; Key ID = 20326 . 172800 IN RRSIG ( DNSKEY 8 0 172800 20240601000000 20240511000000 20326 . OgCibhptSNJS9XS2WD2CXYw0HsdjPXn82iYAtzkE7ma1H2BfchG8nRnFZJ9fbrCjXAhDPnKCkuId 8cuJ2PGuLzy9Q3d4zIt7Ow5o8YkpKGEJB6uVi1BRauxVzKgH7u5QnKf8d1AlKFikFdBHHLaZ97XG ci02qRRm1jpe+aY4sLnKHx1kTJozHJp+Xaml/nCiS4AXrCxNyc4EH2/oraODfaewFIOQjpsAMeAw tPrccpst4ZL/9jmZUdRSs3IHwMk9gvSwpZI0YVBWZocKg96CmQQgq9NNNGhpI5gXXdbP++bu4myT GIx8wR1vjK7nau9GJK+76Bt4bc+1FIfpq4mbSg== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for .
	`. 172800 IN DNSKEY ( 256 3 8 AwEAAZBALoOFImwcJJg9Iu7Vy7ZyLjhtXfvO1c9k4vHjOpf9i7U1kKtrBvhnwsOni1sb50gkUayR tMDTUQqvljMMf4bpkyEtcE5evCzhHbFLq1coL5QOix3mfJm++FvIMaAt52nOvAdqR/luuI11bA1A mSCIJKAUx147DcfOHYKg3as+dznn3Iah4cWBMVzDe7PPsFS1AO6gU8EpmiRJ9VMNA09fOyDuq9+d 6sw8UUnJRMAFAuPLhUFjUAOuWOw74BC9lOtMQpbLMz8pX0CDKdOXDHjyj61nxSSWxPdUjeoxI17l QTpSPRtqRHFn5Fgj2e+9BVwhhWGDQN8kUVSJHZtQiI0= ) ; Key ID = 5613`
	`. 172800 IN DNSKEY ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; Key ID = 20326`
	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 20240601000000 20240511000000 20326 . OgCibhptSNJS9XS2WD2CXYw0HsdjPXn82iYAtzkE7ma1H2BfchG8nRnFZJ9fbrCjXAhDPnKCkuId 8cuJ2PGuLzy9Q3d4zIt7Ow5o8YkpKGEJB6uVi1BRauxVzKgH7u5QnKf8d1AlKFikFdBHHLaZ97XG ci02qRRm1jpe+aY4sLnKHx1kTJozHJp+Xaml/nCiS4AXrCxNyc4EH2/oraODfaewFIOQjpsAMeAw tPrccpst4ZL/9jmZUdRSs3IHwMk9gvSwpZI0YVBWZocKg96CmQQgq9NNNGhpI5gXXdbP++bu4myT GIx8wR1vjK7nau9GJK+76Bt4bc+1FIfpq4mbSg== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=5613 is now in the chain-of-trust
	Query to g.root-servers.net for turris.cz/A
	Received 622 bytes from 192.112.36.4
	;; Response received from [192.112.36.4] 622 octets ;; HEADER SECTION ;; id = 44803 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 6 arcount = 9 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; turris.cz. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (6 records) cz. 172800 IN NS d.ns.nic.cz. cz. 172800 IN NS c.ns.nic.cz. cz. 172800 IN NS a.ns.nic.cz. cz. 172800 IN NS b.ns.nic.cz. cz. 86400 IN DS ( 20237 13 2 cff0f3ecdbc529c1f0031ba1840bfb835853b9209ed1e508fff48451d7b778e2 ) cz. 86400 IN RRSIG ( DS 8 1 86400 20240529200000 20240516190000 5613 . Zn45gZsyb4fGUi/5na9dMA/qvCpjASBBZke+fh6quAIOA3c0CWMqp0ty5qtOSiS5B3etKb+SAtJ+ z0bsZKPyzbAMheQkY1cOYIAolUQVDvOKFt/97QIPwfPzX/IxXvcEUxHHUQdYAEuDPeniUt2n06kd RwhJYq4iMFtI8KVzprFL5RdRsl/gr90i7hYZf14Mca34Zk+sVxfFCS8+d+k000HzS/0TmyIbMDnE 3KPoPFXDDYPKMpe8L4R0kgE4TJoZRHYh0K2ZaizcT+tJAF1EPep+PQ6+dew64vgdIzx2Tb3d2aCB iB2HdOhguNJpjK+Mqk8mI+t54MZ2aW12c3AYEQ== ) ;; ADDITIONAL SECTION (9 records) d.ns.nic.cz. 172800 IN A 193.29.206.1 c.ns.nic.cz. 172800 IN A 194.0.14.1 b.ns.nic.cz. 172800 IN A 194.0.13.1 a.ns.nic.cz. 172800 IN A 194.0.12.1 d.ns.nic.cz. 172800 IN AAAA 2001:678:1::1 c.ns.nic.cz. 172800 IN AAAA 2001:678:11::1 b.ns.nic.cz. 172800 IN AAAA 2001:678:10::1 a.ns.nic.cz. 172800 IN AAAA 2001:678:f::1 ;; { "EDNS-VERSION": 0 }
	Query to l.root-servers.net for cz/DNSKEY
	Received 613 bytes from 199.7.83.42
	;; Response received from [199.7.83.42] 613 octets ;; HEADER SECTION ;; id = 44627 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 6 arcount = 9 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; cz. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (6 records) cz. 172800 IN NS a.ns.nic.cz. cz. 172800 IN NS b.ns.nic.cz. cz. 172800 IN NS c.ns.nic.cz. cz. 172800 IN NS d.ns.nic.cz. cz. 86400 IN DS ( 20237 13 2 cff0f3ecdbc529c1f0031ba1840bfb835853b9209ed1e508fff48451d7b778e2 ) cz. 86400 IN RRSIG ( DS 8 1 86400 20240529200000 20240516190000 5613 . Zn45gZsyb4fGUi/5na9dMA/qvCpjASBBZke+fh6quAIOA3c0CWMqp0ty5qtOSiS5B3etKb+SAtJ+ z0bsZKPyzbAMheQkY1cOYIAolUQVDvOKFt/97QIPwfPzX/IxXvcEUxHHUQdYAEuDPeniUt2n06kd RwhJYq4iMFtI8KVzprFL5RdRsl/gr90i7hYZf14Mca34Zk+sVxfFCS8+d+k000HzS/0TmyIbMDnE 3KPoPFXDDYPKMpe8L4R0kgE4TJoZRHYh0K2ZaizcT+tJAF1EPep+PQ6+dew64vgdIzx2Tb3d2aCB iB2HdOhguNJpjK+Mqk8mI+t54MZ2aW12c3AYEQ== ) ;; ADDITIONAL SECTION (9 records) a.ns.nic.cz. 172800 IN A 194.0.12.1 a.ns.nic.cz. 172800 IN AAAA 2001:678:f::1 b.ns.nic.cz. 172800 IN A 194.0.13.1 b.ns.nic.cz. 172800 IN AAAA 2001:678:10::1 c.ns.nic.cz. 172800 IN A 194.0.14.1 c.ns.nic.cz. 172800 IN AAAA 2001:678:11::1 d.ns.nic.cz. 172800 IN A 193.29.206.1 d.ns.nic.cz. 172800 IN AAAA 2001:678:1::1 ;; { "EDNS-VERSION": 0 }
	Found child zone cz

	Checking DS between . and cz
	Query to e.root-servers.net for cz/DS
	Received 366 bytes from 192.203.230.10
	;; Response received from [192.203.230.10] 366 octets ;; HEADER SECTION ;; id = 32799 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 2 nscount = 0 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; cz. IN DS ;; ANSWER SECTION (2 records) cz. 86400 IN DS ( 20237 13 2 cff0f3ecdbc529c1f0031ba1840bfb835853b9209ed1e508fff48451d7b778e2 ) cz. 86400 IN RRSIG ( DS 8 1 86400 20240529200000 20240516190000 5613 . Zn45gZsyb4fGUi/5na9dMA/qvCpjASBBZke+fh6quAIOA3c0CWMqp0ty5qtOSiS5B3etKb+SAtJ+ z0bsZKPyzbAMheQkY1cOYIAolUQVDvOKFt/97QIPwfPzX/IxXvcEUxHHUQdYAEuDPeniUt2n06kd RwhJYq4iMFtI8KVzprFL5RdRsl/gr90i7hYZf14Mca34Zk+sVxfFCS8+d+k000HzS/0TmyIbMDnE 3KPoPFXDDYPKMpe8L4R0kgE4TJoZRHYh0K2ZaizcT+tJAF1EPep+PQ6+dew64vgdIzx2Tb3d2aCB iB2HdOhguNJpjK+Mqk8mI+t54MZ2aW12c3AYEQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 1 DS records for cz in the . zone
	DS=20237/SHA-256 has algorithm ECDSAP256SHA256
	Found 1 RRSIGs over DS RRset
	`cz. 86400 IN RRSIG ( DS 8 1 86400 20240529200000 20240516190000 5613 . Zn45gZsyb4fGUi/5na9dMA/qvCpjASBBZke+fh6quAIOA3c0CWMqp0ty5qtOSiS5B3etKb+SAtJ+ z0bsZKPyzbAMheQkY1cOYIAolUQVDvOKFt/97QIPwfPzX/IxXvcEUxHHUQdYAEuDPeniUt2n06kd RwhJYq4iMFtI8KVzprFL5RdRsl/gr90i7hYZf14Mca34Zk+sVxfFCS8+d+k000HzS/0TmyIbMDnE 3KPoPFXDDYPKMpe8L4R0kgE4TJoZRHYh0K2ZaizcT+tJAF1EPep+PQ6+dew64vgdIzx2Tb3d2aCB iB2HdOhguNJpjK+Mqk8mI+t54MZ2aW12c3AYEQ== )`
	RRSIG=5613 and DNSKEY=5613 verifies the DS RRset
	DS=20237/SHA-256 is now in the chain-of-trust
	`cz. 86400 IN DS ( 20237 13 2 cff0f3ecdbc529c1f0031ba1840bfb835853b9209ed1e508fff48451d7b778e2 )`
	Query to d.ns.nic.cz for cz/DNSKEY
	Received 289 bytes from 193.29.206.1
	;; Response received from [193.29.206.1] 289 octets ;; HEADER SECTION ;; id = 65313 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 3 nscount = 0 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; cz. IN DNSKEY ;; ANSWER SECTION (3 records) cz. 3600 IN DNSKEY ( 256 3 13 KALPgWyZkkW2mkzwN7LIKbwrbmYX9J0V51g3OWLV5ScyREYJbjYrRWYuQNuayjYgX8KWkRaqo18+ T9YCZk+g7w== ) ; Key ID = 39342 cz. 3600 IN DNSKEY ( 257 3 13 nqzH7xP1QU5UOVy/VvxFSlrB/XgX9JDJzj51PzIj35TXjZTyalTlAT/f7PAfaSD5mEG1N8Vk9NmI 2nxgQqhzDQ== ) ; Key ID = 20237 cz. 3600 IN RRSIG ( DNSKEY 13 1 3600 20240526042134 20240512025134 20237 cz. TWAa6c3lZw7zjDxYCVA3PCmaooRUuNpkmzxjcf0SkHCLWGYNQQcJyt9o71RT/64LuQxHpUSTaz03 W5zBrMolYA== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for cz
	`cz. 3600 IN DNSKEY ( 256 3 13 KALPgWyZkkW2mkzwN7LIKbwrbmYX9J0V51g3OWLV5ScyREYJbjYrRWYuQNuayjYgX8KWkRaqo18+ T9YCZk+g7w== ) ; Key ID = 39342`
	`cz. 3600 IN DNSKEY ( 257 3 13 nqzH7xP1QU5UOVy/VvxFSlrB/XgX9JDJzj51PzIj35TXjZTyalTlAT/f7PAfaSD5mEG1N8Vk9NmI 2nxgQqhzDQ== ) ; Key ID = 20237`
	DNSKEY=20237/SEP is now in the chain-of-trust
	DS=20237/SHA-256 verifies DNSKEY=20237/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`cz. 3600 IN RRSIG ( DNSKEY 13 1 3600 20240526042134 20240512025134 20237 cz. TWAa6c3lZw7zjDxYCVA3PCmaooRUuNpkmzxjcf0SkHCLWGYNQQcJyt9o71RT/64LuQxHpUSTaz03 W5zBrMolYA== )`
	RRSIG=20237 and DNSKEY=20237/SEP verifies the DNSKEY RRset
	DNSKEY=39342 is now in the chain-of-trust
	Query to c.ns.nic.cz for turris.cz/A
	Received 248 bytes from 194.0.14.1
	;; Response received from [194.0.14.1] 248 octets ;; HEADER SECTION ;; id = 61861 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 5 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; turris.cz. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (5 records) turris.cz. 3600 IN NS sld1.ns.nic.cz. turris.cz. 3600 IN NS sld2.ns.nic.cz. turris.cz. 3600 IN NS sld3.ns.nic.cz. turris.cz. 3600 IN DS ( 53148 13 2 9a0e997a2992d4089ce39c1976dc65c00c9d20a6c36187f897e71d6e23368e6e ) turris.cz. 3600 IN RRSIG ( DS 13 2 3600 20240519022134 20240505005134 39342 cz. Yf8QrPDTFv2XrW3HvitjE5NEa8JxEoyNXS1UPVelDl5zzT5WW4ymTb3EsxYV+sEyLiWWu1QQh7D5 Pnq+KdX4qQ== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to b.ns.nic.cz for turris.cz/DNSKEY
	Received 248 bytes from 194.0.13.1
	;; Response received from [194.0.13.1] 248 octets ;; HEADER SECTION ;; id = 22012 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 5 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; turris.cz. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (5 records) turris.cz. 3600 IN NS sld1.ns.nic.cz. turris.cz. 3600 IN NS sld2.ns.nic.cz. turris.cz. 3600 IN NS sld3.ns.nic.cz. turris.cz. 3600 IN DS ( 53148 13 2 9a0e997a2992d4089ce39c1976dc65c00c9d20a6c36187f897e71d6e23368e6e ) turris.cz. 3600 IN RRSIG ( DS 13 2 3600 20240519022134 20240505005134 39342 cz. Yf8QrPDTFv2XrW3HvitjE5NEa8JxEoyNXS1UPVelDl5zzT5WW4ymTb3EsxYV+sEyLiWWu1QQh7D5 Pnq+KdX4qQ== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found child zone turris.cz

turris.cz

	Checking DS between cz and turris.cz
	Query to b.ns.nic.cz for turris.cz/DS
	Received 184 bytes from 194.0.13.1
	;; Response received from [194.0.13.1] 184 octets ;; HEADER SECTION ;; id = 51079 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 2 nscount = 0 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; turris.cz. IN DS ;; ANSWER SECTION (2 records) turris.cz. 3600 IN DS ( 53148 13 2 9a0e997a2992d4089ce39c1976dc65c00c9d20a6c36187f897e71d6e23368e6e ) turris.cz. 3600 IN RRSIG ( DS 13 2 3600 20240519022134 20240505005134 39342 cz. Yf8QrPDTFv2XrW3HvitjE5NEa8JxEoyNXS1UPVelDl5zzT5WW4ymTb3EsxYV+sEyLiWWu1QQh7D5 Pnq+KdX4qQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 1 DS records for turris.cz in the cz zone
	DS=53148/SHA-256 has algorithm ECDSAP256SHA256
	Found 1 RRSIGs over DS RRset
	`turris.cz. 3600 IN RRSIG ( DS 13 2 3600 20240519022134 20240505005134 39342 cz. Yf8QrPDTFv2XrW3HvitjE5NEa8JxEoyNXS1UPVelDl5zzT5WW4ymTb3EsxYV+sEyLiWWu1QQh7D5 Pnq+KdX4qQ== )`
	RRSIG=39342 and DNSKEY=39342 verifies the DS RRset
	DS=53148/SHA-256 is now in the chain-of-trust
	`turris.cz. 3600 IN DS ( 53148 13 2 9a0e997a2992d4089ce39c1976dc65c00c9d20a6c36187f897e71d6e23368e6e )`
	Query to sld2.ns.nic.cz for turris.cz/DNSKEY
	Received 303 bytes from 217.31.207.99
	;; Response received from [217.31.207.99] 303 octets ;; HEADER SECTION ;; id = 36381 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 3 nscount = 0 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; turris.cz. IN DNSKEY ;; ANSWER SECTION (3 records) turris.cz. 1800 IN DNSKEY ( 256 3 13 gMJEzdDOIGMRSEHvH1dO12Ijl2h13CSGWrLztYlVOrXeByUZoCkiQDjtX8N/14toRoKG9NkqW4EI YCPhTd+rHA== ) ; Key ID = 45937 turris.cz. 1800 IN DNSKEY ( 257 3 13 jBWZePt0PvB4DzrWMZbLlFYREbmdLOnOhWxwULSPlePLplDiRV0/qWa6X4QjyRiOUgQPDt+SoL7i yaFLia35Rw== ) ; Key ID = 53148 turris.cz. 1800 IN RRSIG ( DNSKEY 13 2 1800 20240520113737 20240506100737 53148 turris.cz. MIVkC4QROlG/t5dU+DE9hMsGrqj7t7MHyljJYyZQC1yABHCdWMk0fmZvmbm7mf4yjjaNegc0WKF8 B/ixjm/U+Q== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for turris.cz
	`turris.cz. 1800 IN DNSKEY ( 256 3 13 gMJEzdDOIGMRSEHvH1dO12Ijl2h13CSGWrLztYlVOrXeByUZoCkiQDjtX8N/14toRoKG9NkqW4EI YCPhTd+rHA== ) ; Key ID = 45937`
	`turris.cz. 1800 IN DNSKEY ( 257 3 13 jBWZePt0PvB4DzrWMZbLlFYREbmdLOnOhWxwULSPlePLplDiRV0/qWa6X4QjyRiOUgQPDt+SoL7i yaFLia35Rw== ) ; Key ID = 53148`
	DNSKEY=53148/SEP is now in the chain-of-trust
	DS=53148/SHA-256 verifies DNSKEY=53148/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`turris.cz. 1800 IN RRSIG ( DNSKEY 13 2 1800 20240520113737 20240506100737 53148 turris.cz. MIVkC4QROlG/t5dU+DE9hMsGrqj7t7MHyljJYyZQC1yABHCdWMk0fmZvmbm7mf4yjjaNegc0WKF8 B/ixjm/U+Q== )`
	RRSIG=53148 and DNSKEY=53148/SEP verifies the DNSKEY RRset
	DNSKEY=45937 is now in the chain-of-trust
	Query to sld2.ns.nic.cz for turris.cz/A
	Received 330 bytes from 217.31.207.99
	;; Response received from [217.31.207.99] 330 octets ;; HEADER SECTION ;; id = 14999 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 2 nscount = 4 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; turris.cz. IN A ;; ANSWER SECTION (2 records) turris.cz. 1800 IN A 217.31.192.69 turris.cz. 1800 IN RRSIG ( A 13 2 1800 20240520100737 20240506083737 45937 turris.cz. 2T4GgSnCSV4z+qCh7jax1Af+7tFvrYiPy+l8R3vGiUTKssmBZ4GJgg2WUZGQaAbI4edp5RzvrmYj fTgVXDdvWg== ) ;; AUTHORITY SECTION (4 records) turris.cz. 1800 IN NS sld2.ns.nic.cz. turris.cz. 1800 IN NS sld3.ns.nic.cz. turris.cz. 1800 IN NS sld1.ns.nic.cz. turris.cz. 1800 IN RRSIG ( NS 13 2 1800 20240520100737 20240506083737 45937 turris.cz. uzn0VkVaFB4JJh2PwhjrqU6XGo4JQa23vyGwl3+4fDcKiGHQ0ZJxWSyaQxmqa1OrX+jyYHe5eezj 9nc/HPNrww== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	sld2.ns.nic.cz is authoritative for turris.cz
	Found RRSIG signed by turris.cz zone
	Query to sld3.ns.nic.cz for turris.cz/SOA
	Received 359 bytes from 217.31.57.6
	;; Response received from [217.31.57.6] 359 octets ;; HEADER SECTION ;; id = 30032 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 2 nscount = 4 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; turris.cz. IN SOA ;; ANSWER SECTION (2 records) turris.cz. 1800 IN SOA ( sld1.ns.nic.cz. hostmaster.nic.cz. 1715874568 ;serial 10800 ;refresh 3600 ;retry 1209600 ;expire 7200 ;minimum ) turris.cz. 1800 IN RRSIG ( SOA 13 2 1800 20240530154928 20240516141928 45937 turris.cz. Q44C2fPl10a5A24+yFdwJ5LQ5Ut5taowUCIO39mnOS3tRM1D81A5onWHmRLaJTO0LEaoT7GDCy2i Pc3IHb7QdA== ) ;; AUTHORITY SECTION (4 records) turris.cz. 1800 IN NS sld1.ns.nic.cz. turris.cz. 1800 IN NS sld2.ns.nic.cz. turris.cz. 1800 IN NS sld3.ns.nic.cz. turris.cz. 1800 IN RRSIG ( NS 13 2 1800 20240520100737 20240506083737 45937 turris.cz. uzn0VkVaFB4JJh2PwhjrqU6XGo4JQa23vyGwl3+4fDcKiGHQ0ZJxWSyaQxmqa1OrX+jyYHe5eezj 9nc/HPNrww== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to sld1.ns.nic.cz for turris.cz/SOA
	Received 202 bytes from 217.31.207.98
	;; Response received from [217.31.207.98] 202 octets ;; HEADER SECTION ;; id = 28602 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 2 nscount = 0 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; turris.cz. IN SOA ;; ANSWER SECTION (2 records) turris.cz. 1800 IN SOA ( sld1.ns.nic.cz. hostmaster.nic.cz. 1715874568 ;serial 10800 ;refresh 3600 ;retry 1209600 ;expire 7200 ;minimum ) turris.cz. 1800 IN RRSIG ( SOA 13 2 1800 20240530154928 20240516141928 45937 turris.cz. Q44C2fPl10a5A24+yFdwJ5LQ5Ut5taowUCIO39mnOS3tRM1D81A5onWHmRLaJTO0LEaoT7GDCy2i Pc3IHb7QdA== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to sld2.ns.nic.cz for turris.cz/A
	Received 330 bytes from 217.31.207.99
	;; Response received from [217.31.207.99] 330 octets ;; HEADER SECTION ;; id = 45313 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 2 nscount = 4 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; turris.cz. IN A ;; ANSWER SECTION (2 records) turris.cz. 1800 IN A 217.31.192.69 turris.cz. 1800 IN RRSIG ( A 13 2 1800 20240520100737 20240506083737 45937 turris.cz. 2T4GgSnCSV4z+qCh7jax1Af+7tFvrYiPy+l8R3vGiUTKssmBZ4GJgg2WUZGQaAbI4edp5RzvrmYj fTgVXDdvWg== ) ;; AUTHORITY SECTION (4 records) turris.cz. 1800 IN NS sld1.ns.nic.cz. turris.cz. 1800 IN NS sld2.ns.nic.cz. turris.cz. 1800 IN NS sld3.ns.nic.cz. turris.cz. 1800 IN RRSIG ( NS 13 2 1800 20240520100737 20240506083737 45937 turris.cz. uzn0VkVaFB4JJh2PwhjrqU6XGo4JQa23vyGwl3+4fDcKiGHQ0ZJxWSyaQxmqa1OrX+jyYHe5eezj 9nc/HPNrww== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	turris.cz A RR has value 217.31.192.69
	Found 1 RRSIGs over A RRset
	`turris.cz. 1800 IN RRSIG ( A 13 2 1800 20240520100737 20240506083737 45937 turris.cz. 2T4GgSnCSV4z+qCh7jax1Af+7tFvrYiPy+l8R3vGiUTKssmBZ4GJgg2WUZGQaAbI4edp5RzvrmYj fTgVXDdvWg== )`
	RRSIG=45937 and DNSKEY=45937 verifies the A RRset

turris.cz

	Query to sld1.ns.nic.cz for turris.cz/A
	Received 159 bytes from 217.31.207.98
	;; Response received from [217.31.207.98] 159 octets ;; HEADER SECTION ;; id = 2817 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 2 nscount = 0 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; turris.cz. IN A ;; ANSWER SECTION (2 records) turris.cz. 1800 IN A 217.31.192.69 turris.cz. 1800 IN RRSIG ( A 13 2 1800 20240520100737 20240506083737 45937 turris.cz. 2T4GgSnCSV4z+qCh7jax1Af+7tFvrYiPy+l8R3vGiUTKssmBZ4GJgg2WUZGQaAbI4edp5RzvrmYj fTgVXDdvWg== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	sld1.ns.nic.cz is authoritative for turris.cz
	Found RRSIG signed by turris.cz zone
	Query to sld1.ns.nic.cz for turris.cz/A
	Received 159 bytes from 217.31.207.98
	;; Response received from [217.31.207.98] 159 octets ;; HEADER SECTION ;; id = 5504 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 2 nscount = 0 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; turris.cz. IN A ;; ANSWER SECTION (2 records) turris.cz. 1800 IN A 217.31.192.69 turris.cz. 1800 IN RRSIG ( A 13 2 1800 20240520100737 20240506083737 45937 turris.cz. 2T4GgSnCSV4z+qCh7jax1Af+7tFvrYiPy+l8R3vGiUTKssmBZ4GJgg2WUZGQaAbI4edp5RzvrmYj fTgVXDdvWg== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	turris.cz A RR has value 217.31.192.69
	Found 1 RRSIGs over A RRset
	`turris.cz. 1800 IN RRSIG ( A 13 2 1800 20240520100737 20240506083737 45937 turris.cz. 2T4GgSnCSV4z+qCh7jax1Af+7tFvrYiPy+l8R3vGiUTKssmBZ4GJgg2WUZGQaAbI4edp5RzvrmYj fTgVXDdvWg== )`
	RRSIG=45937 and DNSKEY=45937 verifies the A RRset

turris.cz

	Query to sld3.ns.nic.cz for turris.cz/A
	Received 328 bytes from 217.31.57.6
	;; Response received from [217.31.57.6] 328 octets ;; HEADER SECTION ;; id = 32115 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 2 nscount = 4 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; turris.cz. IN A ;; ANSWER SECTION (2 records) turris.cz. 1800 IN A 217.31.192.69 turris.cz. 1800 IN RRSIG ( A 13 2 1800 20240520100737 20240506083737 45937 turris.cz. 2T4GgSnCSV4z+qCh7jax1Af+7tFvrYiPy+l8R3vGiUTKssmBZ4GJgg2WUZGQaAbI4edp5RzvrmYj fTgVXDdvWg== ) ;; AUTHORITY SECTION (4 records) turris.cz. 1800 IN NS sld1.ns.nic.cz. turris.cz. 1800 IN NS sld2.ns.nic.cz. turris.cz. 1800 IN NS sld3.ns.nic.cz. turris.cz. 1800 IN RRSIG ( NS 13 2 1800 20240520100737 20240506083737 45937 turris.cz. uzn0VkVaFB4JJh2PwhjrqU6XGo4JQa23vyGwl3+4fDcKiGHQ0ZJxWSyaQxmqa1OrX+jyYHe5eezj 9nc/HPNrww== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	sld3.ns.nic.cz is authoritative for turris.cz
	Found RRSIG signed by turris.cz zone
	Query to sld3.ns.nic.cz for turris.cz/A
	Received 328 bytes from 217.31.57.6
	;; Response received from [217.31.57.6] 328 octets ;; HEADER SECTION ;; id = 10025 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 2 nscount = 4 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; turris.cz. IN A ;; ANSWER SECTION (2 records) turris.cz. 1800 IN A 217.31.192.69 turris.cz. 1800 IN RRSIG ( A 13 2 1800 20240520100737 20240506083737 45937 turris.cz. 2T4GgSnCSV4z+qCh7jax1Af+7tFvrYiPy+l8R3vGiUTKssmBZ4GJgg2WUZGQaAbI4edp5RzvrmYj fTgVXDdvWg== ) ;; AUTHORITY SECTION (4 records) turris.cz. 1800 IN NS sld1.ns.nic.cz. turris.cz. 1800 IN NS sld2.ns.nic.cz. turris.cz. 1800 IN NS sld3.ns.nic.cz. turris.cz. 1800 IN RRSIG ( NS 13 2 1800 20240520100737 20240506083737 45937 turris.cz. uzn0VkVaFB4JJh2PwhjrqU6XGo4JQa23vyGwl3+4fDcKiGHQ0ZJxWSyaQxmqa1OrX+jyYHe5eezj 9nc/HPNrww== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	turris.cz A RR has value 217.31.192.69
	Found 1 RRSIGs over A RRset
	`turris.cz. 1800 IN RRSIG ( A 13 2 1800 20240520100737 20240506083737 45937 turris.cz. 2T4GgSnCSV4z+qCh7jax1Af+7tFvrYiPy+l8R3vGiUTKssmBZ4GJgg2WUZGQaAbI4edp5RzvrmYj fTgVXDdvWg== )`
	RRSIG=45937 and DNSKEY=45937 verifies the A RRset

Move your mouse over any or symbols for remediation hints.

Want a second opinion? Test turris.cz at dnsviz.net.

DNSSEC Debugger

↓ Advanced options ↑ Advanced options

Trust Anchor:
Name Servers: