DNSSEC Debugger

Domain Name:

Time: 2024-05-22 01:17:50 UTC

Analyzing DNSSEC problems for cuni.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 c.root-servers.net for ./DNSKEY
	Received 865 bytes from 192.33.4.12
	;; Response received from [192.33.4.12] 865 octets ;; HEADER SECTION ;; id = 17490 ;; 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) ;; . IN DNSKEY ;; ANSWER SECTION (3 records) . 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 DNSKEY ( 256 3 8 AwEAAZBALoOFImwcJJg9Iu7Vy7ZyLjhtXfvO1c9k4vHjOpf9i7U1kKtrBvhnwsOni1sb50gkUayR tMDTUQqvljMMf4bpkyEtcE5evCzhHbFLq1coL5QOix3mfJm++FvIMaAt52nOvAdqR/luuI11bA1A mSCIJKAUx147DcfOHYKg3as+dznn3Iah4cWBMVzDe7PPsFS1AO6gU8EpmiRJ9VMNA09fOyDuq9+d 6sw8UUnJRMAFAuPLhUFjUAOuWOw74BC9lOtMQpbLMz8pX0CDKdOXDHjyj61nxSSWxPdUjeoxI17l QTpSPRtqRHFn5Fgj2e+9BVwhhWGDQN8kUVSJHZtQiI0= ) ; Key ID = 5613 . 172800 IN RRSIG ( DNSKEY 8 0 172800 20240611000000 20240521000000 20326 . W/Hsuxwei6HE8IzojCIwmIP/lrqd6TZmm1cv7VEm7bjqgUyc5FBDUSNxWfIQiwLTn+Xqk8ZVG/68 0XZptzkT2ZxyXwK7AGFAvGrKiFBertupXxU7I5uYs27GPOnnKwlA5ZrUJW0AK66XIKMb+qVMHa7C 2agO1VOsAUSDeZtR8XJmJbzIMZN2GBlSowjWe90CX0jU+ncr58MOYEiI6N2JsWJi4gU546OrmhJd hEnPGDX/gPF5OjrgDZER2+PyjSEGdxdP0nbqlBcC39aLm3lfHNNJDzC+dxgL04qt1RiTTPhDbuMp hE2l6WxjC9N8wWzM+h0IKgDMc2oVSc4B+U5Kjw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for .
	`. 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 DNSKEY ( 256 3 8 AwEAAZBALoOFImwcJJg9Iu7Vy7ZyLjhtXfvO1c9k4vHjOpf9i7U1kKtrBvhnwsOni1sb50gkUayR tMDTUQqvljMMf4bpkyEtcE5evCzhHbFLq1coL5QOix3mfJm++FvIMaAt52nOvAdqR/luuI11bA1A mSCIJKAUx147DcfOHYKg3as+dznn3Iah4cWBMVzDe7PPsFS1AO6gU8EpmiRJ9VMNA09fOyDuq9+d 6sw8UUnJRMAFAuPLhUFjUAOuWOw74BC9lOtMQpbLMz8pX0CDKdOXDHjyj61nxSSWxPdUjeoxI17l QTpSPRtqRHFn5Fgj2e+9BVwhhWGDQN8kUVSJHZtQiI0= ) ; Key ID = 5613`
	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 20240611000000 20240521000000 20326 . W/Hsuxwei6HE8IzojCIwmIP/lrqd6TZmm1cv7VEm7bjqgUyc5FBDUSNxWfIQiwLTn+Xqk8ZVG/68 0XZptzkT2ZxyXwK7AGFAvGrKiFBertupXxU7I5uYs27GPOnnKwlA5ZrUJW0AK66XIKMb+qVMHa7C 2agO1VOsAUSDeZtR8XJmJbzIMZN2GBlSowjWe90CX0jU+ncr58MOYEiI6N2JsWJi4gU546OrmhJd hEnPGDX/gPF5OjrgDZER2+PyjSEGdxdP0nbqlBcC39aLm3lfHNNJDzC+dxgL04qt1RiTTPhDbuMp hE2l6WxjC9N8wWzM+h0IKgDMc2oVSc4B+U5Kjw== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=5613 is now in the chain-of-trust
	Query to m.root-servers.net for cuni.cz/A
	Received 620 bytes from 202.12.27.33
	;; Response received from [202.12.27.33] 620 octets ;; HEADER SECTION ;; id = 30739 ;; 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) ;; cuni.cz. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (6 records) cz. 172800 IN NS a.ns.nic.cz. cz. 172800 IN NS c.ns.nic.cz. cz. 172800 IN NS b.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 20240603210000 20240521200000 5613 . DP5BUu7q6+98z3h5F3acf5n4J2Tp3fY4F9CcwkySC9sWGz1S3WRJ3cLRTFlmLp+Do2fNXioZb1n8 oxjxiGTnOasdncDWf8BaHV+naWhFm7Uq+bO4T5HAYNqzsLVmK1+rmqotPQJmJpKdkCzZAeo5vrKY ABlOlpktG7SjVUXQmi7FWp9QirIMu2XdOPEgc7EXmQJAgepQE6t+ykW4iuMQ6Sv6w7974/f0wdzE WzrEZ1bKPuCX8YbvjS+sof2RKwrdMIv6dLeHZJGZmLFeTCSeQVMBHJeZvjuzGIub+8IJogafrhoX vJ6Sj0csSnsyEWM/PISTat9d4WkgwMsFt4Jc0g== ) ;; 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 = 47327 ;; 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 20240603210000 20240521200000 5613 . DP5BUu7q6+98z3h5F3acf5n4J2Tp3fY4F9CcwkySC9sWGz1S3WRJ3cLRTFlmLp+Do2fNXioZb1n8 oxjxiGTnOasdncDWf8BaHV+naWhFm7Uq+bO4T5HAYNqzsLVmK1+rmqotPQJmJpKdkCzZAeo5vrKY ABlOlpktG7SjVUXQmi7FWp9QirIMu2XdOPEgc7EXmQJAgepQE6t+ykW4iuMQ6Sv6w7974/f0wdzE WzrEZ1bKPuCX8YbvjS+sof2RKwrdMIv6dLeHZJGZmLFeTCSeQVMBHJeZvjuzGIub+8IJogafrhoX vJ6Sj0csSnsyEWM/PISTat9d4WkgwMsFt4Jc0g== ) ;; 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 c.root-servers.net for cz/DS
	Received 366 bytes from 192.33.4.12
	;; Response received from [192.33.4.12] 366 octets ;; HEADER SECTION ;; id = 42834 ;; 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) ;; cz. IN DS ;; ANSWER SECTION (2 records) cz. 86400 IN DS ( 20237 13 2 cff0f3ecdbc529c1f0031ba1840bfb835853b9209ed1e508fff48451d7b778e2 ) cz. 86400 IN RRSIG ( DS 8 1 86400 20240603170000 20240521160000 5613 . LxAibB2Q6Ub4+6RvILHXgsywy1H8IrP/13SMY8gf+2q3OfQzTuLmFpgVDd45t3HZ+5TzBj80ZygK MCimt+0c1CvI3hqvuLueGSGe8y46W5mibmh9asGhrEy+/q/IePYxFRilU8yZg/eZYRptonQ5QxRl 1fcULv+yO0ml7mixXU/xajqbjq+Dl0Vrq5MmYKBKxQSeIYvTdRlzAHX4babp1358dNinij+rIA8x FxgnxxWuF63mj9NIGQCZSSTaP8f47YIgnSNbm29Nokc38nj6uGar9YNR4QcgQ41ip6j/TpdbFw0C wTE8Vmxz69SL4awKsDFUyi9dV40pSFJPz1/wJw== ) ;; 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 20240603170000 20240521160000 5613 . LxAibB2Q6Ub4+6RvILHXgsywy1H8IrP/13SMY8gf+2q3OfQzTuLmFpgVDd45t3HZ+5TzBj80ZygK MCimt+0c1CvI3hqvuLueGSGe8y46W5mibmh9asGhrEy+/q/IePYxFRilU8yZg/eZYRptonQ5QxRl 1fcULv+yO0ml7mixXU/xajqbjq+Dl0Vrq5MmYKBKxQSeIYvTdRlzAHX4babp1358dNinij+rIA8x FxgnxxWuF63mj9NIGQCZSSTaP8f47YIgnSNbm29Nokc38nj6uGar9YNR4QcgQ41ip6j/TpdbFw0C wTE8Vmxz69SL4awKsDFUyi9dV40pSFJPz1/wJw== )`
	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 b.ns.nic.cz for cz/DNSKEY
	Received 289 bytes from 194.0.13.1
	;; Response received from [194.0.13.1] 289 octets ;; HEADER SECTION ;; id = 32213 ;; 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 20240602042134 20240519025134 20237 cz. S33NjYdmW1G4nW27w9JDUXSGHOJae0lFZr9u3akV1IqNKXAzAshvVI0rChEzm6pcEHSU257tSLM7 c4lMG+eu0Q== ) ;; 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 20240602042134 20240519025134 20237 cz. S33NjYdmW1G4nW27w9JDUXSGHOJae0lFZr9u3akV1IqNKXAzAshvVI0rChEzm6pcEHSU257tSLM7 c4lMG+eu0Q== )`
	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 cuni.cz/A
	Received 403 bytes from 194.0.14.1
	;; Response received from [194.0.14.1] 403 octets ;; HEADER SECTION ;; id = 61077 ;; 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 = 7 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; cuni.cz. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (6 records) cuni.cz. 3600 IN NS nsa.ces.net. cuni.cz. 3600 IN NS cuce.ruk.cuni.cz. cuni.cz. 3600 IN NS david.ruk.cuni.cz. cuni.cz. 3600 IN NS golias.ruk.cuni.cz. cuni.cz. 3600 IN DS ( 32757 13 2 50cdf44ed31b1473987b4759db87e7fa866647ff41bf2d468eb2a4bf7b42760c ) cuni.cz. 3600 IN RRSIG ( DS 13 2 3600 20240601234843 20240518221843 39342 cz. PbrbMen1KbFJRRVPnM/b9/fXsbtsvQsUkOlH8eE9fV5SHV5AlSa6PPncJTF7ACUU7/CnlmPIAYzA 3cEWGRSS7w== ) ;; ADDITIONAL SECTION (7 records) cuce.ruk.cuni.cz. 3600 IN A 195.113.0.8 david.ruk.cuni.cz. 3600 IN A 78.128.213.242 golias.ruk.cuni.cz. 3600 IN A 195.113.0.2 cuce.ruk.cuni.cz. 3600 IN AAAA 2001:718:1e03:1::8 david.ruk.cuni.cz. 3600 IN AAAA 2001:718:1203:502::2 golias.ruk.cuni.cz. 3600 IN AAAA 2001:718:1e03:1::2 ;; { "EDNS-VERSION": 0 }
	Query to a.ns.nic.cz for cuni.cz/DNSKEY
	Received 410 bytes from 194.0.12.1
	;; Response received from [194.0.12.1] 410 octets ;; HEADER SECTION ;; id = 5954 ;; 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 = 7 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; cuni.cz. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (6 records) cuni.cz. 3600 IN NS nsa.ces.net. cuni.cz. 3600 IN NS cuce.ruk.cuni.cz. cuni.cz. 3600 IN NS david.ruk.cuni.cz. cuni.cz. 3600 IN NS golias.ruk.cuni.cz. cuni.cz. 3600 IN DS ( 32757 13 2 50cdf44ed31b1473987b4759db87e7fa866647ff41bf2d468eb2a4bf7b42760c ) cuni.cz. 3600 IN RRSIG ( DS 13 2 3600 20240601234843 20240518221843 39342 cz. PbrbMen1KbFJRRVPnM/b9/fXsbtsvQsUkOlH8eE9fV5SHV5AlSa6PPncJTF7ACUU7/CnlmPIAYzA 3cEWGRSS7w== ) ;; ADDITIONAL SECTION (7 records) cuce.ruk.cuni.cz. 3600 IN A 195.113.0.8 cuce.ruk.cuni.cz. 3600 IN AAAA 2001:718:1e03:1::8 david.ruk.cuni.cz. 3600 IN A 78.128.213.242 david.ruk.cuni.cz. 3600 IN AAAA 2001:718:1203:502::2 golias.ruk.cuni.cz. 3600 IN A 195.113.0.2 golias.ruk.cuni.cz. 3600 IN AAAA 2001:718:1e03:1::2 ;; { "EDNS-VERSION": 0 }
	Found child zone cuni.cz

cuni.cz

	Checking DS between cz and cuni.cz
	Query to a.ns.nic.cz for cuni.cz/DS
	Received 182 bytes from 194.0.12.1
	;; Response received from [194.0.12.1] 182 octets ;; HEADER SECTION ;; id = 51323 ;; 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) ;; cuni.cz. IN DS ;; ANSWER SECTION (2 records) cuni.cz. 3600 IN DS ( 32757 13 2 50cdf44ed31b1473987b4759db87e7fa866647ff41bf2d468eb2a4bf7b42760c ) cuni.cz. 3600 IN RRSIG ( DS 13 2 3600 20240601234843 20240518221843 39342 cz. PbrbMen1KbFJRRVPnM/b9/fXsbtsvQsUkOlH8eE9fV5SHV5AlSa6PPncJTF7ACUU7/CnlmPIAYzA 3cEWGRSS7w== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 1 DS records for cuni.cz in the cz zone
	DS=32757/SHA-256 has algorithm ECDSAP256SHA256
	Found 1 RRSIGs over DS RRset
	`cuni.cz. 3600 IN RRSIG ( DS 13 2 3600 20240601234843 20240518221843 39342 cz. PbrbMen1KbFJRRVPnM/b9/fXsbtsvQsUkOlH8eE9fV5SHV5AlSa6PPncJTF7ACUU7/CnlmPIAYzA 3cEWGRSS7w== )`
	RRSIG=39342 and DNSKEY=39342 verifies the DS RRset
	DS=32757/SHA-256 is now in the chain-of-trust
	`cuni.cz. 3600 IN DS ( 32757 13 2 50cdf44ed31b1473987b4759db87e7fa866647ff41bf2d468eb2a4bf7b42760c )`
	Query to golias.ruk.cuni.cz for cuni.cz/DNSKEY
	Received 219 bytes from 195.113.0.2
	;; Response received from [195.113.0.2] 219 octets ;; HEADER SECTION ;; id = 62569 ;; 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) ;; cuni.cz. IN DNSKEY ;; ANSWER SECTION (2 records) cuni.cz. 86400 IN DNSKEY ( 257 3 13 lkhf2k/fibAkAhLMq6x0l7LyUqiY1Lr3Ri4hAGFQn1e/73pSvZLMIm6mc5KJItRdqBQcS7/Vgbai WpJNB4hOFw== ) ; Key ID = 32757 cuni.cz. 86400 IN RRSIG ( DNSKEY 13 2 86400 20240619194156 20240520193842 32757 cuni.cz. pyxk/x8V5YU8yiue93PM/biIguvEmpfytONcOqNXqOGJCGiPY3J6/Ugh8IJHjt+dbzCMz9xpYMjk pePknuuo2w== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 1 DNSKEY records for cuni.cz
	`cuni.cz. 86400 IN DNSKEY ( 257 3 13 lkhf2k/fibAkAhLMq6x0l7LyUqiY1Lr3Ri4hAGFQn1e/73pSvZLMIm6mc5KJItRdqBQcS7/Vgbai WpJNB4hOFw== ) ; Key ID = 32757`
	DNSKEY=32757/SEP is now in the chain-of-trust
	DS=32757/SHA-256 verifies DNSKEY=32757/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`cuni.cz. 86400 IN RRSIG ( DNSKEY 13 2 86400 20240619194156 20240520193842 32757 cuni.cz. pyxk/x8V5YU8yiue93PM/biIguvEmpfytONcOqNXqOGJCGiPY3J6/Ugh8IJHjt+dbzCMz9xpYMjk pePknuuo2w== )`
	RRSIG=32757 and DNSKEY=32757/SEP verifies the DNSKEY RRset
	Query to nsa.ces.net for cuni.cz/A
	Received 479 bytes from 195.113.144.205
	;; Response received from [195.113.144.205] 479 octets ;; HEADER SECTION ;; id = 21381 ;; 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 = 5 arcount = 7 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1472, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; cuni.cz. IN A ;; ANSWER SECTION (2 records) cuni.cz. 86400 IN A 195.113.89.35 cuni.cz. 86400 IN RRSIG ( A 13 2 86400 20240612213537 20240513203721 32757 cuni.cz. IIjD6DS2MwiRiL1rDWZs8y6JeXGCeIHvLh3SyRCskifptaH9yfXAcxK+MARKdwMKpX3T4QVEVEjh 4Sb3i460+A== ) ;; AUTHORITY SECTION (5 records) cuni.cz. 86400 IN NS nsa.ces.net. cuni.cz. 86400 IN NS cuce.ruk.cuni.cz. cuni.cz. 86400 IN NS david.ruk.cuni.cz. cuni.cz. 86400 IN NS golias.ruk.cuni.cz. cuni.cz. 86400 IN RRSIG ( NS 13 2 86400 20240531014627 20240501012736 32757 cuni.cz. tSXNhRZR2TUZEdioZEtgi9SuA9EeWWhpiizbzjg46AG2mLnHBoMN5zqwhuqZ2Oy4TXw2433sUh1y D24KMDExkw== ) ;; ADDITIONAL SECTION (7 records) cuce.ruk.cuni.cz. 86400 IN A 195.113.0.8 david.ruk.cuni.cz. 86400 IN A 78.128.213.242 golias.ruk.cuni.cz. 86400 IN A 195.113.0.2 cuce.ruk.cuni.cz. 86400 IN AAAA 2001:718:1e03:1::8 david.ruk.cuni.cz. 86400 IN AAAA 2001:718:1203:502::2 golias.ruk.cuni.cz. 86400 IN AAAA 2001:718:1e03:1::2 ;; { "EDNS-VERSION": 0 }
	nsa.ces.net is authoritative for cuni.cz
	Found RRSIG signed by cuni.cz zone
	Query to david.ruk.cuni.cz for cuni.cz/SOA
	Received 408 bytes from 78.128.213.242
	;; Response received from [78.128.213.242] 408 octets ;; HEADER SECTION ;; id = 55586 ;; 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 = 5 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ;; {"EXTENDED-ERROR": {"ERROR": "Prohibited", "EXTRA-TEXT": "", "INFO-CODE": 18}} ] ;; } ;; QUESTION SECTION (1 record) ;; cuni.cz. IN SOA ;; ANSWER SECTION (2 records) cuni.cz. 86400 IN SOA ( golias.ruk.cuni.cz. postmaster.dec59.ruk.cuni.cz. 2024052110 ;serial 28800 ;refresh 7200 ;retry 1209600 ;expire 86400 ;minimum ) cuni.cz. 86400 IN RRSIG ( SOA 13 2 86400 20240620205336 20240521195336 32757 cuni.cz. 8pe7WDNtgyz8aqgozgVZKv8Wv7zPLmM0hT+lDUwxSGMBmPvGP5j4snD9IN17KbHrZi7Y/slBDh6s /gUhPmb3vw== ) ;; AUTHORITY SECTION (5 records) cuni.cz. 86400 IN NS david.ruk.cuni.cz. cuni.cz. 86400 IN NS golias.ruk.cuni.cz. cuni.cz. 86400 IN NS nsa.ces.net. cuni.cz. 86400 IN NS cuce.ruk.cuni.cz. cuni.cz. 86400 IN RRSIG ( NS 13 2 86400 20240531014627 20240501012736 32757 cuni.cz. tSXNhRZR2TUZEdioZEtgi9SuA9EeWWhpiizbzjg46AG2mLnHBoMN5zqwhuqZ2Oy4TXw2433sUh1y D24KMDExkw== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to cuce.ruk.cuni.cz for cuni.cz/SOA
	Received 408 bytes from 195.113.0.8
	;; Response received from [195.113.0.8] 408 octets ;; HEADER SECTION ;; id = 36984 ;; 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 = 5 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ;; {"EXTENDED-ERROR": {"ERROR": "Prohibited", "EXTRA-TEXT": "", "INFO-CODE": 18}} ] ;; } ;; QUESTION SECTION (1 record) ;; cuni.cz. IN SOA ;; ANSWER SECTION (2 records) cuni.cz. 86400 IN SOA ( golias.ruk.cuni.cz. postmaster.dec59.ruk.cuni.cz. 2024052110 ;serial 28800 ;refresh 7200 ;retry 1209600 ;expire 86400 ;minimum ) cuni.cz. 86400 IN RRSIG ( SOA 13 2 86400 20240620205336 20240521195336 32757 cuni.cz. 8pe7WDNtgyz8aqgozgVZKv8Wv7zPLmM0hT+lDUwxSGMBmPvGP5j4snD9IN17KbHrZi7Y/slBDh6s /gUhPmb3vw== ) ;; AUTHORITY SECTION (5 records) cuni.cz. 86400 IN NS nsa.ces.net. cuni.cz. 86400 IN NS cuce.ruk.cuni.cz. cuni.cz. 86400 IN NS david.ruk.cuni.cz. cuni.cz. 86400 IN NS golias.ruk.cuni.cz. cuni.cz. 86400 IN RRSIG ( NS 13 2 86400 20240531014627 20240501012736 32757 cuni.cz. tSXNhRZR2TUZEdioZEtgi9SuA9EeWWhpiizbzjg46AG2mLnHBoMN5zqwhuqZ2Oy4TXw2433sUh1y D24KMDExkw== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to golias.ruk.cuni.cz for cuni.cz/SOA
	Received 408 bytes from 195.113.0.2
	;; Response received from [195.113.0.2] 408 octets ;; HEADER SECTION ;; id = 56672 ;; 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 = 5 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ;; {"EXTENDED-ERROR": {"ERROR": "Prohibited", "EXTRA-TEXT": "", "INFO-CODE": 18}} ] ;; } ;; QUESTION SECTION (1 record) ;; cuni.cz. IN SOA ;; ANSWER SECTION (2 records) cuni.cz. 86400 IN SOA ( golias.ruk.cuni.cz. postmaster.dec59.ruk.cuni.cz. 2024052110 ;serial 28800 ;refresh 7200 ;retry 1209600 ;expire 86400 ;minimum ) cuni.cz. 86400 IN RRSIG ( SOA 13 2 86400 20240620205336 20240521195336 32757 cuni.cz. 8pe7WDNtgyz8aqgozgVZKv8Wv7zPLmM0hT+lDUwxSGMBmPvGP5j4snD9IN17KbHrZi7Y/slBDh6s /gUhPmb3vw== ) ;; AUTHORITY SECTION (5 records) cuni.cz. 86400 IN NS cuce.ruk.cuni.cz. cuni.cz. 86400 IN NS golias.ruk.cuni.cz. cuni.cz. 86400 IN NS nsa.ces.net. cuni.cz. 86400 IN NS david.ruk.cuni.cz. cuni.cz. 86400 IN RRSIG ( NS 13 2 86400 20240531014627 20240501012736 32757 cuni.cz. tSXNhRZR2TUZEdioZEtgi9SuA9EeWWhpiizbzjg46AG2mLnHBoMN5zqwhuqZ2Oy4TXw2433sUh1y D24KMDExkw== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to nsa.ces.net for cuni.cz/A
	Received 479 bytes from 195.113.144.205
	;; Response received from [195.113.144.205] 479 octets ;; HEADER SECTION ;; id = 21012 ;; 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 = 5 arcount = 7 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1472, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; cuni.cz. IN A ;; ANSWER SECTION (2 records) cuni.cz. 86400 IN A 195.113.89.35 cuni.cz. 86400 IN RRSIG ( A 13 2 86400 20240612213537 20240513203721 32757 cuni.cz. IIjD6DS2MwiRiL1rDWZs8y6JeXGCeIHvLh3SyRCskifptaH9yfXAcxK+MARKdwMKpX3T4QVEVEjh 4Sb3i460+A== ) ;; AUTHORITY SECTION (5 records) cuni.cz. 86400 IN NS nsa.ces.net. cuni.cz. 86400 IN NS cuce.ruk.cuni.cz. cuni.cz. 86400 IN NS david.ruk.cuni.cz. cuni.cz. 86400 IN NS golias.ruk.cuni.cz. cuni.cz. 86400 IN RRSIG ( NS 13 2 86400 20240531014627 20240501012736 32757 cuni.cz. tSXNhRZR2TUZEdioZEtgi9SuA9EeWWhpiizbzjg46AG2mLnHBoMN5zqwhuqZ2Oy4TXw2433sUh1y D24KMDExkw== ) ;; ADDITIONAL SECTION (7 records) cuce.ruk.cuni.cz. 86400 IN A 195.113.0.8 david.ruk.cuni.cz. 86400 IN A 78.128.213.242 golias.ruk.cuni.cz. 86400 IN A 195.113.0.2 cuce.ruk.cuni.cz. 86400 IN AAAA 2001:718:1e03:1::8 david.ruk.cuni.cz. 86400 IN AAAA 2001:718:1203:502::2 golias.ruk.cuni.cz. 86400 IN AAAA 2001:718:1e03:1::2 ;; { "EDNS-VERSION": 0 }
	cuni.cz A RR has value 195.113.89.35
	Found 1 RRSIGs over A RRset
	`cuni.cz. 86400 IN RRSIG ( A 13 2 86400 20240612213537 20240513203721 32757 cuni.cz. IIjD6DS2MwiRiL1rDWZs8y6JeXGCeIHvLh3SyRCskifptaH9yfXAcxK+MARKdwMKpX3T4QVEVEjh 4Sb3i460+A== )`
	RRSIG=32757 and DNSKEY=32757/SEP verifies the A RRset

cuni.cz

	Query to cuce.ruk.cuni.cz for cuni.cz/A
	Received 360 bytes from 195.113.0.8
	;; Response received from [195.113.0.8] 360 octets ;; HEADER SECTION ;; id = 54346 ;; 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 = 5 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ;; {"EXTENDED-ERROR": {"ERROR": "Prohibited", "EXTRA-TEXT": "", "INFO-CODE": 18}} ] ;; } ;; QUESTION SECTION (1 record) ;; cuni.cz. IN A ;; ANSWER SECTION (2 records) cuni.cz. 86400 IN A 195.113.89.35 cuni.cz. 86400 IN RRSIG ( A 13 2 86400 20240612213537 20240513203721 32757 cuni.cz. IIjD6DS2MwiRiL1rDWZs8y6JeXGCeIHvLh3SyRCskifptaH9yfXAcxK+MARKdwMKpX3T4QVEVEjh 4Sb3i460+A== ) ;; AUTHORITY SECTION (5 records) cuni.cz. 86400 IN NS golias.ruk.cuni.cz. cuni.cz. 86400 IN NS nsa.ces.net. cuni.cz. 86400 IN NS cuce.ruk.cuni.cz. cuni.cz. 86400 IN NS david.ruk.cuni.cz. cuni.cz. 86400 IN RRSIG ( NS 13 2 86400 20240531014627 20240501012736 32757 cuni.cz. tSXNhRZR2TUZEdioZEtgi9SuA9EeWWhpiizbzjg46AG2mLnHBoMN5zqwhuqZ2Oy4TXw2433sUh1y D24KMDExkw== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	cuce.ruk.cuni.cz is authoritative for cuni.cz
	Found RRSIG signed by cuni.cz zone
	Query to cuce.ruk.cuni.cz for cuni.cz/A
	Received 360 bytes from 195.113.0.8
	;; Response received from [195.113.0.8] 360 octets ;; HEADER SECTION ;; id = 525 ;; 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 = 5 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ;; {"EXTENDED-ERROR": {"ERROR": "Prohibited", "EXTRA-TEXT": "", "INFO-CODE": 18}} ] ;; } ;; QUESTION SECTION (1 record) ;; cuni.cz. IN A ;; ANSWER SECTION (2 records) cuni.cz. 86400 IN A 195.113.89.35 cuni.cz. 86400 IN RRSIG ( A 13 2 86400 20240612213537 20240513203721 32757 cuni.cz. IIjD6DS2MwiRiL1rDWZs8y6JeXGCeIHvLh3SyRCskifptaH9yfXAcxK+MARKdwMKpX3T4QVEVEjh 4Sb3i460+A== ) ;; AUTHORITY SECTION (5 records) cuni.cz. 86400 IN NS david.ruk.cuni.cz. cuni.cz. 86400 IN NS cuce.ruk.cuni.cz. cuni.cz. 86400 IN NS nsa.ces.net. cuni.cz. 86400 IN NS golias.ruk.cuni.cz. cuni.cz. 86400 IN RRSIG ( NS 13 2 86400 20240531014627 20240501012736 32757 cuni.cz. tSXNhRZR2TUZEdioZEtgi9SuA9EeWWhpiizbzjg46AG2mLnHBoMN5zqwhuqZ2Oy4TXw2433sUh1y D24KMDExkw== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	cuni.cz A RR has value 195.113.89.35
	Found 1 RRSIGs over A RRset
	`cuni.cz. 86400 IN RRSIG ( A 13 2 86400 20240612213537 20240513203721 32757 cuni.cz. IIjD6DS2MwiRiL1rDWZs8y6JeXGCeIHvLh3SyRCskifptaH9yfXAcxK+MARKdwMKpX3T4QVEVEjh 4Sb3i460+A== )`
	RRSIG=32757 and DNSKEY=32757/SEP verifies the A RRset

cuni.cz

	Query to david.ruk.cuni.cz for cuni.cz/A
	Received 360 bytes from 78.128.213.242
	;; Response received from [78.128.213.242] 360 octets ;; HEADER SECTION ;; id = 7537 ;; 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 = 5 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ;; {"EXTENDED-ERROR": {"ERROR": "Prohibited", "EXTRA-TEXT": "", "INFO-CODE": 18}} ] ;; } ;; QUESTION SECTION (1 record) ;; cuni.cz. IN A ;; ANSWER SECTION (2 records) cuni.cz. 86400 IN A 195.113.89.35 cuni.cz. 86400 IN RRSIG ( A 13 2 86400 20240612213537 20240513203721 32757 cuni.cz. IIjD6DS2MwiRiL1rDWZs8y6JeXGCeIHvLh3SyRCskifptaH9yfXAcxK+MARKdwMKpX3T4QVEVEjh 4Sb3i460+A== ) ;; AUTHORITY SECTION (5 records) cuni.cz. 86400 IN NS cuce.ruk.cuni.cz. cuni.cz. 86400 IN NS nsa.ces.net. cuni.cz. 86400 IN NS golias.ruk.cuni.cz. cuni.cz. 86400 IN NS david.ruk.cuni.cz. cuni.cz. 86400 IN RRSIG ( NS 13 2 86400 20240531014627 20240501012736 32757 cuni.cz. tSXNhRZR2TUZEdioZEtgi9SuA9EeWWhpiizbzjg46AG2mLnHBoMN5zqwhuqZ2Oy4TXw2433sUh1y D24KMDExkw== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	david.ruk.cuni.cz is authoritative for cuni.cz
	Found RRSIG signed by cuni.cz zone
	Query to david.ruk.cuni.cz for cuni.cz/A
	Received 360 bytes from 78.128.213.242
	;; Response received from [78.128.213.242] 360 octets ;; HEADER SECTION ;; id = 40741 ;; 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 = 5 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ;; {"EXTENDED-ERROR": {"ERROR": "Prohibited", "EXTRA-TEXT": "", "INFO-CODE": 18}} ] ;; } ;; QUESTION SECTION (1 record) ;; cuni.cz. IN A ;; ANSWER SECTION (2 records) cuni.cz. 86400 IN A 195.113.89.35 cuni.cz. 86400 IN RRSIG ( A 13 2 86400 20240612213537 20240513203721 32757 cuni.cz. IIjD6DS2MwiRiL1rDWZs8y6JeXGCeIHvLh3SyRCskifptaH9yfXAcxK+MARKdwMKpX3T4QVEVEjh 4Sb3i460+A== ) ;; AUTHORITY SECTION (5 records) cuni.cz. 86400 IN NS nsa.ces.net. cuni.cz. 86400 IN NS golias.ruk.cuni.cz. cuni.cz. 86400 IN NS david.ruk.cuni.cz. cuni.cz. 86400 IN NS cuce.ruk.cuni.cz. cuni.cz. 86400 IN RRSIG ( NS 13 2 86400 20240531014627 20240501012736 32757 cuni.cz. tSXNhRZR2TUZEdioZEtgi9SuA9EeWWhpiizbzjg46AG2mLnHBoMN5zqwhuqZ2Oy4TXw2433sUh1y D24KMDExkw== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	cuni.cz A RR has value 195.113.89.35
	Found 1 RRSIGs over A RRset
	`cuni.cz. 86400 IN RRSIG ( A 13 2 86400 20240612213537 20240513203721 32757 cuni.cz. IIjD6DS2MwiRiL1rDWZs8y6JeXGCeIHvLh3SyRCskifptaH9yfXAcxK+MARKdwMKpX3T4QVEVEjh 4Sb3i460+A== )`
	RRSIG=32757 and DNSKEY=32757/SEP verifies the A RRset

cuni.cz

	Query to golias.ruk.cuni.cz for cuni.cz/A
	Received 360 bytes from 195.113.0.2
	;; Response received from [195.113.0.2] 360 octets ;; HEADER SECTION ;; id = 29798 ;; 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 = 5 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ;; {"EXTENDED-ERROR": {"ERROR": "Prohibited", "EXTRA-TEXT": "", "INFO-CODE": 18}} ] ;; } ;; QUESTION SECTION (1 record) ;; cuni.cz. IN A ;; ANSWER SECTION (2 records) cuni.cz. 86400 IN A 195.113.89.35 cuni.cz. 86400 IN RRSIG ( A 13 2 86400 20240612213537 20240513203721 32757 cuni.cz. IIjD6DS2MwiRiL1rDWZs8y6JeXGCeIHvLh3SyRCskifptaH9yfXAcxK+MARKdwMKpX3T4QVEVEjh 4Sb3i460+A== ) ;; AUTHORITY SECTION (5 records) cuni.cz. 86400 IN NS david.ruk.cuni.cz. cuni.cz. 86400 IN NS golias.ruk.cuni.cz. cuni.cz. 86400 IN NS nsa.ces.net. cuni.cz. 86400 IN NS cuce.ruk.cuni.cz. cuni.cz. 86400 IN RRSIG ( NS 13 2 86400 20240531014627 20240501012736 32757 cuni.cz. tSXNhRZR2TUZEdioZEtgi9SuA9EeWWhpiizbzjg46AG2mLnHBoMN5zqwhuqZ2Oy4TXw2433sUh1y D24KMDExkw== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	golias.ruk.cuni.cz is authoritative for cuni.cz
	Found RRSIG signed by cuni.cz zone
	Query to golias.ruk.cuni.cz for cuni.cz/A
	Received 360 bytes from 195.113.0.2
	;; Response received from [195.113.0.2] 360 octets ;; HEADER SECTION ;; id = 50866 ;; 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 = 5 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ;; {"EXTENDED-ERROR": {"ERROR": "Prohibited", "EXTRA-TEXT": "", "INFO-CODE": 18}} ] ;; } ;; QUESTION SECTION (1 record) ;; cuni.cz. IN A ;; ANSWER SECTION (2 records) cuni.cz. 86400 IN A 195.113.89.35 cuni.cz. 86400 IN RRSIG ( A 13 2 86400 20240612213537 20240513203721 32757 cuni.cz. IIjD6DS2MwiRiL1rDWZs8y6JeXGCeIHvLh3SyRCskifptaH9yfXAcxK+MARKdwMKpX3T4QVEVEjh 4Sb3i460+A== ) ;; AUTHORITY SECTION (5 records) cuni.cz. 86400 IN NS cuce.ruk.cuni.cz. cuni.cz. 86400 IN NS nsa.ces.net. cuni.cz. 86400 IN NS golias.ruk.cuni.cz. cuni.cz. 86400 IN NS david.ruk.cuni.cz. cuni.cz. 86400 IN RRSIG ( NS 13 2 86400 20240531014627 20240501012736 32757 cuni.cz. tSXNhRZR2TUZEdioZEtgi9SuA9EeWWhpiizbzjg46AG2mLnHBoMN5zqwhuqZ2Oy4TXw2433sUh1y D24KMDExkw== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	cuni.cz A RR has value 195.113.89.35
	Found 1 RRSIGs over A RRset
	`cuni.cz. 86400 IN RRSIG ( A 13 2 86400 20240612213537 20240513203721 32757 cuni.cz. IIjD6DS2MwiRiL1rDWZs8y6JeXGCeIHvLh3SyRCskifptaH9yfXAcxK+MARKdwMKpX3T4QVEVEjh 4Sb3i460+A== )`
	RRSIG=32757 and DNSKEY=32757/SEP verifies the A RRset

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