DNSSEC Analyzer - signed.fjfi.cvut.cz

Domain Name:

Time: 2021-05-15 23:56:53 UTC, NTP stratum 4

Analyzing DNSSEC problems for signed.fjfi.cvut.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 b.root-servers.net for ./DNSKEY
	Received 864 bytes from 199.9.14.201
	;; Answer received from 199.9.14.201 (864 bytes) ;; HEADER SECTION ;; id = 34842 ;; 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: NOERROR ;; size: 1232 ;; option: ;; QUESTION SECTION (1 record) ;; . IN DNSKEY ;; ANSWER SECTION (3 records) . 172800 IN DNSKEY ( 256 3 8 AwEAAa+HvD7XXjmL+1htThUQyZW7oWGnjzKHJASg3TSR5Bmu5LfnSVW7fxqZa2oAYo2ionIQWyqA j/loApzg8GNMhyIibftPJso54uWRQ2GaoMrwLD5SLu676kf7urJq6nqdjNC0aJM/C888li69lVH6 tiu2tZm1NH3cmgfnMUJpD60bsrDUqs7XwftmNkdkHa4ltQbM3UNPyfTaNBQYoH3wpOpSjdk3tyDR nreBO6Idrw+DGf/rve4sL3qiSaXfYIkcwAwozxR34iHU5dbCDs8S6FmZYhoSVKVgNSUkudxhd9/6 RrZkYRgvwRsQXl3UwsacU1DsXcORqIC+7NlQ6M2OJVU= ) ; Key ID = 14631 . 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 20210601000000 20210511000000 20326 . gMnsA3Lm58+9uTDddkHOoqUM18YWhCkx5brt2yk3UM7zojwiLr1Es/mk4am2BwPgHZwOMy+AeT+R 2rCCJlAleAbSXoF3ps6qogze1QS5Xf2eFPXckNWmChWAjmMZEAzzi8bABtUqTd0YhovNE/rhhIf3 OqPW16TM5cqv2ovDZq8+Qj1KFvJ0s+H8tXqI+P4DRR9o43TMbPr0iQYaScj6OaIwhiuMTUb6OT2b JP5c0KnsjDTj+w2AIdNSx2PAJd2jvk/2sMbHpjarmSR25TNfIfheyuDOzvyDtmVQmPls0bYJF6Y+ WFNq3+USPS8HNQEUo0U3tqA1Va8/khAcnUBW9A== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1232 ;; option:
	Found 2 DNSKEY records for .
	`. 172800 IN DNSKEY ( 256 3 8 AwEAAa+HvD7XXjmL+1htThUQyZW7oWGnjzKHJASg3TSR5Bmu5LfnSVW7fxqZa2oAYo2ionIQWyqA j/loApzg8GNMhyIibftPJso54uWRQ2GaoMrwLD5SLu676kf7urJq6nqdjNC0aJM/C888li69lVH6 tiu2tZm1NH3cmgfnMUJpD60bsrDUqs7XwftmNkdkHa4ltQbM3UNPyfTaNBQYoH3wpOpSjdk3tyDR nreBO6Idrw+DGf/rve4sL3qiSaXfYIkcwAwozxR34iHU5dbCDs8S6FmZYhoSVKVgNSUkudxhd9/6 RrZkYRgvwRsQXl3UwsacU1DsXcORqIC+7NlQ6M2OJVU= ) ; Key ID = 14631`
	`. 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 20210601000000 20210511000000 20326 . gMnsA3Lm58+9uTDddkHOoqUM18YWhCkx5brt2yk3UM7zojwiLr1Es/mk4am2BwPgHZwOMy+AeT+R 2rCCJlAleAbSXoF3ps6qogze1QS5Xf2eFPXckNWmChWAjmMZEAzzi8bABtUqTd0YhovNE/rhhIf3 OqPW16TM5cqv2ovDZq8+Qj1KFvJ0s+H8tXqI+P4DRR9o43TMbPr0iQYaScj6OaIwhiuMTUb6OT2b JP5c0KnsjDTj+w2AIdNSx2PAJd2jvk/2sMbHpjarmSR25TNfIfheyuDOzvyDtmVQmPls0bYJF6Y+ WFNq3+USPS8HNQEUo0U3tqA1Va8/khAcnUBW9A== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=14631 is now in the chain-of-trust
	Query to j.root-servers.net for signed.fjfi.cvut.cz/A
	Received 630 bytes from 192.58.128.30
	;; Answer received from 192.58.128.30 (630 bytes) ;; HEADER SECTION ;; id = 56039 ;; 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: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; signed.fjfi.cvut.cz. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (6 records) 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. 172800 IN NS a.ns.nic.cz. cz. 86400 IN DS ( 20237 13 2 cff0f3ecdbc529c1f0031ba1840bfb835853b9209ed1e508fff48451d7b778e2 ) cz. 86400 IN RRSIG ( DS 8 1 86400 20210528170000 20210515160000 14631 . bgV19RB2NaTcvRaj2U8QHnjO2SakL/qAr/rAlW7CqXOb6N5TfohXTDJ9pHHaNnCOkX1p+w+HzqrB t2k2rV+n1W1/TC2d/eOa9jJ9uEuXfTccUtyAA6c51NYErQo7C0JtI06XocF5UuUcOTq9Ue2fLD7z EWgj3DVjJ7kMCP9pfKQep4LLzMqhuGwcq3L7WkK6TkAtgU8j3nyg9NA5dTiNVHJsG8qsdmirf20z dUOp593pdeiZQ2x6bp2A86wEyDxiI1wgw/7j7/KpKMW77GYYOpyFpeXJwl8JNCtD7v0MZEFvEnww vMSV33Rb8PVrdbLeEavuF3xj8ZH1xDd0yYjpCQ== ) ;; ADDITIONAL SECTION (9 records) 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 a.ns.nic.cz. 172800 IN A 194.0.12.1 a.ns.nic.cz. 172800 IN AAAA 2001:678:f::1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Query to b.root-servers.net for cz/DNSKEY
	Received 613 bytes from 199.9.14.201
	;; Answer received from 199.9.14.201 (613 bytes) ;; HEADER SECTION ;; id = 36915 ;; 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: NOERROR ;; size: 1232 ;; option: ;; 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 20210528170000 20210515160000 14631 . bgV19RB2NaTcvRaj2U8QHnjO2SakL/qAr/rAlW7CqXOb6N5TfohXTDJ9pHHaNnCOkX1p+w+HzqrB t2k2rV+n1W1/TC2d/eOa9jJ9uEuXfTccUtyAA6c51NYErQo7C0JtI06XocF5UuUcOTq9Ue2fLD7z EWgj3DVjJ7kMCP9pfKQep4LLzMqhuGwcq3L7WkK6TkAtgU8j3nyg9NA5dTiNVHJsG8qsdmirf20z dUOp593pdeiZQ2x6bp2A86wEyDxiI1wgw/7j7/KpKMW77GYYOpyFpeXJwl8JNCtD7v0MZEFvEnww vMSV33Rb8PVrdbLeEavuF3xj8ZH1xDd0yYjpCQ== ) ;; 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 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1232 ;; option:
	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
	;; Answer received from 192.33.4.12 (366 bytes) ;; HEADER SECTION ;; id = 8740 ;; 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: NOERROR ;; size: 1232 ;; option: ;; 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 20210528170000 20210515160000 14631 . bgV19RB2NaTcvRaj2U8QHnjO2SakL/qAr/rAlW7CqXOb6N5TfohXTDJ9pHHaNnCOkX1p+w+HzqrB t2k2rV+n1W1/TC2d/eOa9jJ9uEuXfTccUtyAA6c51NYErQo7C0JtI06XocF5UuUcOTq9Ue2fLD7z EWgj3DVjJ7kMCP9pfKQep4LLzMqhuGwcq3L7WkK6TkAtgU8j3nyg9NA5dTiNVHJsG8qsdmirf20z dUOp593pdeiZQ2x6bp2A86wEyDxiI1wgw/7j7/KpKMW77GYYOpyFpeXJwl8JNCtD7v0MZEFvEnww vMSV33Rb8PVrdbLeEavuF3xj8ZH1xDd0yYjpCQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1232 ;; option:
	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 20210528170000 20210515160000 14631 . bgV19RB2NaTcvRaj2U8QHnjO2SakL/qAr/rAlW7CqXOb6N5TfohXTDJ9pHHaNnCOkX1p+w+HzqrB t2k2rV+n1W1/TC2d/eOa9jJ9uEuXfTccUtyAA6c51NYErQo7C0JtI06XocF5UuUcOTq9Ue2fLD7z EWgj3DVjJ7kMCP9pfKQep4LLzMqhuGwcq3L7WkK6TkAtgU8j3nyg9NA5dTiNVHJsG8qsdmirf20z dUOp593pdeiZQ2x6bp2A86wEyDxiI1wgw/7j7/KpKMW77GYYOpyFpeXJwl8JNCtD7v0MZEFvEnww vMSV33Rb8PVrdbLeEavuF3xj8ZH1xDd0yYjpCQ== )`
	RRSIG=14631 and DNSKEY=14631 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
	;; Answer received from 194.0.13.1 (289 bytes) ;; HEADER SECTION ;; id = 4946 ;; 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: NOERROR ;; size: 1232 ;; option: ;; QUESTION SECTION (1 record) ;; cz. IN DNSKEY ;; ANSWER SECTION (3 records) cz. 3600 IN DNSKEY ( 256 3 13 zVIirJeP0wos+CJiGx1EW0Djqns3C6bnSjlGB6niJ0h5seNy06OVDX/VOjzFaXLtTC9YAlgAOjtL pCee6A/nFg== ) ; Key ID = 26955 cz. 3600 IN DNSKEY ( 257 3 13 nqzH7xP1QU5UOVy/VvxFSlrB/XgX9JDJzj51PzIj35TXjZTyalTlAT/f7PAfaSD5mEG1N8Vk9NmI 2nxgQqhzDQ== ) ; Key ID = 20237 cz. 3600 IN RRSIG ( DNSKEY 13 1 3600 20210525122134 20210511105134 20237 cz. qGDTIMFWMvqhWj2qZ1kJjVf/5XBeNEgXhunz5yL8yyxpZ6bg1Fwe1PrCJDqI4WRcr8pYZy0AO+dy QsuE8aPq/g== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1232 ;; option:
	Found 2 DNSKEY records for cz
	`cz. 3600 IN DNSKEY ( 256 3 13 zVIirJeP0wos+CJiGx1EW0Djqns3C6bnSjlGB6niJ0h5seNy06OVDX/VOjzFaXLtTC9YAlgAOjtL pCee6A/nFg== ) ; Key ID = 26955`
	`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 20210525122134 20210511105134 20237 cz. qGDTIMFWMvqhWj2qZ1kJjVf/5XBeNEgXhunz5yL8yyxpZ6bg1Fwe1PrCJDqI4WRcr8pYZy0AO+dy QsuE8aPq/g== )`
	RRSIG=20237 and DNSKEY=20237/SEP verifies the DNSKEY RRset
	DNSKEY=26955 is now in the chain-of-trust
	Query to b.ns.nic.cz for signed.fjfi.cvut.cz/A
	Received 317 bytes from 194.0.13.1
	;; Answer received from 194.0.13.1 (317 bytes) ;; HEADER SECTION ;; id = 48319 ;; 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 = 4 arcount = 5 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1232 ;; option: ;; QUESTION SECTION (1 record) ;; signed.fjfi.cvut.cz. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) cvut.cz. 3600 IN NS ns.cvut.cz. cvut.cz. 3600 IN NS nss.cvut.cz. cvut.cz. 3600 IN DS ( 41860 13 2 2311d5df154638befa68b593c52e6b6c72060e33ff020392fa527b1f4c3bf3b3 ) cvut.cz. 3600 IN RRSIG ( DS 13 2 3600 20210525102134 20210511085134 26955 cz. 80Bn3xi04V2/HghpMRV5CQbF94Z4jaFPKMGqWNeDzSaAaHcDHHEs87K6cQg55FAbK6+SbOzJrzz3 7bJhWFnG/g== ) ;; ADDITIONAL SECTION (5 records) ns.cvut.cz. 3600 IN A 147.32.1.20 ns.cvut.cz. 3600 IN AAAA 2001:718:2:2200::100 nss.cvut.cz. 3600 IN A 147.32.1.9 nss.cvut.cz. 3600 IN AAAA 2001:718:2:2200::101 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1232 ;; option:
	Query to d.ns.nic.cz for cvut.cz/DNSKEY
	Received 305 bytes from 193.29.206.1
	;; Answer received from 193.29.206.1 (305 bytes) ;; HEADER SECTION ;; id = 19454 ;; 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 = 4 arcount = 5 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1232 ;; option: ;; QUESTION SECTION (1 record) ;; cvut.cz. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) cvut.cz. 3600 IN NS ns.cvut.cz. cvut.cz. 3600 IN NS nss.cvut.cz. cvut.cz. 3600 IN DS ( 41860 13 2 2311d5df154638befa68b593c52e6b6c72060e33ff020392fa527b1f4c3bf3b3 ) cvut.cz. 3600 IN RRSIG ( DS 13 2 3600 20210525102134 20210511085134 26955 cz. 80Bn3xi04V2/HghpMRV5CQbF94Z4jaFPKMGqWNeDzSaAaHcDHHEs87K6cQg55FAbK6+SbOzJrzz3 7bJhWFnG/g== ) ;; ADDITIONAL SECTION (5 records) ns.cvut.cz. 3600 IN A 147.32.1.20 ns.cvut.cz. 3600 IN AAAA 2001:718:2:2200::100 nss.cvut.cz. 3600 IN A 147.32.1.9 nss.cvut.cz. 3600 IN AAAA 2001:718:2:2200::101 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1232 ;; option:
	Found child zone cvut.cz

cvut.cz

	Checking DS between cz and cvut.cz
	Query to c.ns.nic.cz for cvut.cz/DS
	Received 182 bytes from 194.0.14.1
	;; Answer received from 194.0.14.1 (182 bytes) ;; HEADER SECTION ;; id = 496 ;; 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: NOERROR ;; size: 1232 ;; option: ;; QUESTION SECTION (1 record) ;; cvut.cz. IN DS ;; ANSWER SECTION (2 records) cvut.cz. 3600 IN DS ( 41860 13 2 2311d5df154638befa68b593c52e6b6c72060e33ff020392fa527b1f4c3bf3b3 ) cvut.cz. 3600 IN RRSIG ( DS 13 2 3600 20210525102134 20210511085134 26955 cz. 80Bn3xi04V2/HghpMRV5CQbF94Z4jaFPKMGqWNeDzSaAaHcDHHEs87K6cQg55FAbK6+SbOzJrzz3 7bJhWFnG/g== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1232 ;; option:
	Found 1 DS records for cvut.cz in the cz zone
	DS=41860/SHA-256 has algorithm ECDSAP256SHA256
	Found 1 RRSIGs over DS RRset
	`cvut.cz. 3600 IN RRSIG ( DS 13 2 3600 20210525102134 20210511085134 26955 cz. 80Bn3xi04V2/HghpMRV5CQbF94Z4jaFPKMGqWNeDzSaAaHcDHHEs87K6cQg55FAbK6+SbOzJrzz3 7bJhWFnG/g== )`
	RRSIG=26955 and DNSKEY=26955 verifies the DS RRset
	DS=41860/SHA-256 is now in the chain-of-trust
	`cvut.cz. 3600 IN DS ( 41860 13 2 2311d5df154638befa68b593c52e6b6c72060e33ff020392fa527b1f4c3bf3b3 )`
	Query to nss.cvut.cz for cvut.cz/DNSKEY
	Received 219 bytes from 147.32.1.9
	;; Answer received from 147.32.1.9 (219 bytes) ;; HEADER SECTION ;; id = 21923 ;; 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: NOERROR ;; size: 1232 ;; option: ;; QUESTION SECTION (1 record) ;; cvut.cz. IN DNSKEY ;; ANSWER SECTION (2 records) cvut.cz. 6400 IN DNSKEY ( 257 3 13 +XkJfh9Fh5wGJVpntLyKQRXkrRQhP+kL3lnJ1SQfG3XTjW9WBBknfO37yynPQtat8S+kIuOJZaSg kLmMfS8drQ== ) ; Key ID = 41860 cvut.cz. 6400 IN RRSIG ( DNSKEY 13 2 6400 20210610153843 20210511153650 41860 cvut.cz. tI0apaKVuZvzyRsuDnYYkeDbouc3t8QzEX2fpPtzBODvAbXOlKXaPyqJGLW4WoWN56J9KMm9f8LW HaknjD5NKA== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1232 ;; option:
	Found 1 DNSKEY records for cvut.cz
	`cvut.cz. 6400 IN DNSKEY ( 257 3 13 +XkJfh9Fh5wGJVpntLyKQRXkrRQhP+kL3lnJ1SQfG3XTjW9WBBknfO37yynPQtat8S+kIuOJZaSg kLmMfS8drQ== ) ; Key ID = 41860`
	DNSKEY=41860/SEP is now in the chain-of-trust
	DS=41860/SHA-256 verifies DNSKEY=41860/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`cvut.cz. 6400 IN RRSIG ( DNSKEY 13 2 6400 20210610153843 20210511153650 41860 cvut.cz. tI0apaKVuZvzyRsuDnYYkeDbouc3t8QzEX2fpPtzBODvAbXOlKXaPyqJGLW4WoWN56J9KMm9f8LW HaknjD5NKA== )`
	RRSIG=41860 and DNSKEY=41860/SEP verifies the DNSKEY RRset
	Query to ns.cvut.cz for signed.fjfi.cvut.cz/A
	Received 257 bytes from 147.32.1.20
	;; Answer received from 147.32.1.20 (257 bytes) ;; HEADER SECTION ;; id = 52048 ;; 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 = 4 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1232 ;; option: ;; QUESTION SECTION (1 record) ;; signed.fjfi.cvut.cz. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) signed.fjfi.cvut.cz. 60 IN NS ns.fjfi.cvut.cz. signed.fjfi.cvut.cz. 3600 IN DS ( 59612 13 1 185389438d6c6adbcbc1b2ceeb0444b6fbf60e53 ) signed.fjfi.cvut.cz. 3600 IN DS ( 59612 13 2 016cbd8ed06fd5610802385f8a35244d3ad676a303ace868ac11bd2327996fa7 ) signed.fjfi.cvut.cz. 3600 IN RRSIG ( DS 13 4 3600 20210614075521 20210505072730 38165 fjfi.cvut.cz. nJSh923EF8nxQicGDFQ56OvQdkrf+CCHUzMpZ2Uuxl8TUAB3qB0jS1IMXHiOJ1TRTkY+V0EmAvYx ZtN35iL7ow== ) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1232 ;; option:
	Query to nss.cvut.cz for fjfi.cvut.cz/DNSKEY
	Received 306 bytes from 147.32.1.9
	;; Answer received from 147.32.1.9 (306 bytes) ;; HEADER SECTION ;; id = 5749 ;; 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 = 3 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1232 ;; option: ;; QUESTION SECTION (1 record) ;; fjfi.cvut.cz. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (5 records) fjfi.cvut.cz. 6400 IN NS ns.fjfi.cvut.cz. fjfi.cvut.cz. 6400 IN NS ns.cvut.cz. fjfi.cvut.cz. 6400 IN DS ( 38165 13 1 e828e7f19a7727f9abc9f21e06829d8a4b3b278b ) fjfi.cvut.cz. 6400 IN DS ( 38165 13 2 7ab800d2cdc2473310082280d01997421f7a2e2ba6665eed566c9185cad86b34 ) fjfi.cvut.cz. 6400 IN RRSIG ( DS 13 3 6400 20210601183621 20210502175420 41860 cvut.cz. C8E3U6raH02ToCMKoiRqCmI0KufLY3XzQoRY2PVSBu1DrNxR5RkMq/pAmr3b8Q118uwkhd0mAlA1 olBgkTP/uw== ) ;; ADDITIONAL SECTION (3 records) ns.fjfi.cvut.cz. 6400 IN A 147.32.9.4 ns.fjfi.cvut.cz. 6400 IN AAAA 2001:718:2:1900::4 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1232 ;; option:
	Found child zone fjfi.cvut.cz

fjfi.cvut.cz

	Checking DS between cvut.cz and fjfi.cvut.cz
	Query to ns.cvut.cz for fjfi.cvut.cz/DS
	Received 228 bytes from 147.32.1.20
	;; Answer received from 147.32.1.20 (228 bytes) ;; HEADER SECTION ;; id = 57229 ;; 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: NOERROR ;; size: 1232 ;; option: ;; QUESTION SECTION (1 record) ;; fjfi.cvut.cz. IN DS ;; ANSWER SECTION (3 records) fjfi.cvut.cz. 6400 IN DS ( 38165 13 1 e828e7f19a7727f9abc9f21e06829d8a4b3b278b ) fjfi.cvut.cz. 6400 IN DS ( 38165 13 2 7ab800d2cdc2473310082280d01997421f7a2e2ba6665eed566c9185cad86b34 ) fjfi.cvut.cz. 6400 IN RRSIG ( DS 13 3 6400 20210601183621 20210502175420 41860 cvut.cz. C8E3U6raH02ToCMKoiRqCmI0KufLY3XzQoRY2PVSBu1DrNxR5RkMq/pAmr3b8Q118uwkhd0mAlA1 olBgkTP/uw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1232 ;; option:
	Found 2 DS records for fjfi.cvut.cz in the cvut.cz zone
	DS=38165/SHA-1 has algorithm ECDSAP256SHA256
	DS=38165/SHA-256 has algorithm ECDSAP256SHA256
	Found 1 RRSIGs over DS RRset
	`fjfi.cvut.cz. 6400 IN RRSIG ( DS 13 3 6400 20210601183621 20210502175420 41860 cvut.cz. C8E3U6raH02ToCMKoiRqCmI0KufLY3XzQoRY2PVSBu1DrNxR5RkMq/pAmr3b8Q118uwkhd0mAlA1 olBgkTP/uw== )`
	RRSIG=41860 and DNSKEY=41860/SEP verifies the DS RRset
	DS=38165/SHA-1 is now in the chain-of-trust
	`fjfi.cvut.cz. 6400 IN DS ( 38165 13 1 e828e7f19a7727f9abc9f21e06829d8a4b3b278b )`
	`fjfi.cvut.cz. 6400 IN DS ( 38165 13 2 7ab800d2cdc2473310082280d01997421f7a2e2ba6665eed566c9185cad86b34 )`
	Query to ns.cvut.cz for fjfi.cvut.cz/DNSKEY
	Received 229 bytes from 147.32.1.20
	;; Answer received from 147.32.1.20 (229 bytes) ;; HEADER SECTION ;; id = 24375 ;; 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: NOERROR ;; size: 1232 ;; option: ;; QUESTION SECTION (1 record) ;; fjfi.cvut.cz. IN DNSKEY ;; ANSWER SECTION (2 records) fjfi.cvut.cz. 3600 IN DNSKEY ( 257 3 13 l7MxV52nt39t7MOm671j3UYMUbqGJ2MO6yUFuvdRijXt4wUDnGyY7BesZmxRDt/weAshPRsQOsqr 98S1espMUA== ) ; Key ID = 38165 fjfi.cvut.cz. 3600 IN RRSIG ( DNSKEY 13 3 3600 20210614020143 20210505010228 38165 fjfi.cvut.cz. yucKXfzpNk/uCGDJ6XvBFNg3I+Keg5TPqnMDgFNSo33cX071rRay4X8XSxo2bRbsj0F7h/m/EprV FrcW5MFpQA== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1232 ;; option:
	Found 1 DNSKEY records for fjfi.cvut.cz
	`fjfi.cvut.cz. 3600 IN DNSKEY ( 257 3 13 l7MxV52nt39t7MOm671j3UYMUbqGJ2MO6yUFuvdRijXt4wUDnGyY7BesZmxRDt/weAshPRsQOsqr 98S1espMUA== ) ; Key ID = 38165`
	DNSKEY=38165/SEP is now in the chain-of-trust
	DS=38165/SHA-1 verifies DNSKEY=38165/SEP
	DS=38165/SHA-256 verifies DNSKEY=38165/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`fjfi.cvut.cz. 3600 IN RRSIG ( DNSKEY 13 3 3600 20210614020143 20210505010228 38165 fjfi.cvut.cz. yucKXfzpNk/uCGDJ6XvBFNg3I+Keg5TPqnMDgFNSo33cX071rRay4X8XSxo2bRbsj0F7h/m/EprV FrcW5MFpQA== )`
	RRSIG=38165 and DNSKEY=38165/SEP verifies the DNSKEY RRset
	Query to ns.fjfi.cvut.cz for signed.fjfi.cvut.cz/A
	Received 407 bytes from 147.32.9.4
	;; Answer received from 147.32.9.4 (407 bytes) ;; HEADER SECTION ;; id = 63035 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 4 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; signed.fjfi.cvut.cz. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) signed.fjfi.cvut.cz. 1800 IN SOA ( ns.fjfi.cvut.cz. vokac.fjfi.cvut.cz. 2014013110 ;serial 10800 ;refresh 1800 ;retry 1209600 ;expire 1800 ;minimum ) signed.fjfi.cvut.cz. 1800 IN RRSIG ( SOA 13 4 3600 20210518165101 20210514155101 59612 signed.fjfi.cvut.cz. ac8MRpfd8QQ/jB/aSEabL/+78QDCDKvXAmKPzgT+TQscIK/+HNpKHIqKJU0zwPH8vL7NOPMe1N3J FDhAZVu+CQ== ) 6SJE4OVNC3GS5DV5QJRE6E7JJQK20BMI.signed.fjfi.cvut.cz. 1800 IN NSEC3 ( 1 0 10 5c4548a2 7ldchp83234sfkq4j7lbfmnsarbmq6ao NS SOA MX RRSIG DNSKEY NSEC3PARAM ) 6SJE4OVNC3GS5DV5QJRE6E7JJQK20BMI.signed.fjfi.cvut.cz. 1800 IN RRSIG ( NSEC3 13 5 1800 20210518150440 20210514150318 59612 signed.fjfi.cvut.cz. OOQumnI5M6yuHPnjGTHMQr+clbV/jXS0jG8MUuFe6QywznaqX/lk7hDURUtVoDiA4s56MFaro6sh /LKlyqtzEQ== ) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	ns.fjfi.cvut.cz is authoritative for signed.fjfi.cvut.cz
	Query to ns.fjfi.cvut.cz for signed.fjfi.cvut.cz/DNSKEY
	Received 243 bytes from 147.32.9.4
	;; Answer received from 147.32.9.4 (243 bytes) ;; HEADER SECTION ;; id = 22524 ;; 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: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; signed.fjfi.cvut.cz. IN DNSKEY ;; ANSWER SECTION (2 records) signed.fjfi.cvut.cz. 18000 IN DNSKEY ( 257 3 13 qwCfT0cgxU5agfHBUjwu88Htj7S7CAkcFefKAJsrRfPZL7aBYE5yf4zy8QZ5pzEaL3moFGr6ek+m lBd1ElvRVw== ) ; Key ID = 59612 signed.fjfi.cvut.cz. 18000 IN RRSIG ( DNSKEY 13 4 18000 20210518164556 20210514155101 59612 signed.fjfi.cvut.cz. 4lAGa7UAF5SrtbBbP7j5vu/099ascoD4FYchOZ1eMF2Bw0F6HCG9XZeVG532y5Fiwe3vy2JDAl5c i6NQsemFTA== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Found child zone signed.fjfi.cvut.cz
	Attempting to learn nameservers for signed.fjfi.cvut.cz
	Query to ns.cvut.cz for signed.fjfi.cvut.cz/NS
	Received 257 bytes from 147.32.1.20
	;; Answer received from 147.32.1.20 (257 bytes) ;; HEADER SECTION ;; id = 56410 ;; 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 = 4 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1232 ;; option: ;; QUESTION SECTION (1 record) ;; signed.fjfi.cvut.cz. IN NS ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) signed.fjfi.cvut.cz. 60 IN NS ns.fjfi.cvut.cz. signed.fjfi.cvut.cz. 3600 IN DS ( 59612 13 1 185389438d6c6adbcbc1b2ceeb0444b6fbf60e53 ) signed.fjfi.cvut.cz. 3600 IN DS ( 59612 13 2 016cbd8ed06fd5610802385f8a35244d3ad676a303ace868ac11bd2327996fa7 ) signed.fjfi.cvut.cz. 3600 IN RRSIG ( DS 13 4 3600 20210614075521 20210505072730 38165 fjfi.cvut.cz. nJSh923EF8nxQicGDFQ56OvQdkrf+CCHUzMpZ2Uuxl8TUAB3qB0jS1IMXHiOJ1TRTkY+V0EmAvYx ZtN35iL7ow== ) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1232 ;; option:
	Found signed.fjfi.cvut.cz nameservers: ns.fjfi.cvut.cz

signed.fjfi.cvut.cz

	Checking DS between fjfi.cvut.cz and signed.fjfi.cvut.cz
	Query to ns.fjfi.cvut.cz for signed.fjfi.cvut.cz/DS
	Received 240 bytes from 147.32.9.4
	;; Answer received from 147.32.9.4 (240 bytes) ;; HEADER SECTION ;; id = 9561 ;; 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: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; signed.fjfi.cvut.cz. IN DS ;; ANSWER SECTION (3 records) signed.fjfi.cvut.cz. 3600 IN DS ( 59612 13 1 185389438d6c6adbcbc1b2ceeb0444b6fbf60e53 ) signed.fjfi.cvut.cz. 3600 IN DS ( 59612 13 2 016cbd8ed06fd5610802385f8a35244d3ad676a303ace868ac11bd2327996fa7 ) signed.fjfi.cvut.cz. 3600 IN RRSIG ( DS 13 4 3600 20210614075521 20210505072730 38165 fjfi.cvut.cz. nJSh923EF8nxQicGDFQ56OvQdkrf+CCHUzMpZ2Uuxl8TUAB3qB0jS1IMXHiOJ1TRTkY+V0EmAvYx ZtN35iL7ow== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Found 2 DS records for signed.fjfi.cvut.cz in the fjfi.cvut.cz zone
	DS=59612/SHA-1 has algorithm ECDSAP256SHA256
	DS=59612/SHA-256 has algorithm ECDSAP256SHA256
	Found 1 RRSIGs over DS RRset
	`signed.fjfi.cvut.cz. 3600 IN RRSIG ( DS 13 4 3600 20210614075521 20210505072730 38165 fjfi.cvut.cz. nJSh923EF8nxQicGDFQ56OvQdkrf+CCHUzMpZ2Uuxl8TUAB3qB0jS1IMXHiOJ1TRTkY+V0EmAvYx ZtN35iL7ow== )`
	RRSIG=38165 and DNSKEY=38165/SEP verifies the DS RRset
	DS=59612/SHA-1 is now in the chain-of-trust
	`signed.fjfi.cvut.cz. 3600 IN DS ( 59612 13 1 185389438d6c6adbcbc1b2ceeb0444b6fbf60e53 )`
	`signed.fjfi.cvut.cz. 3600 IN DS ( 59612 13 2 016cbd8ed06fd5610802385f8a35244d3ad676a303ace868ac11bd2327996fa7 )`
	Query to ns.fjfi.cvut.cz for signed.fjfi.cvut.cz/DNSKEY
	Received 243 bytes from 147.32.9.4
	;; Answer received from 147.32.9.4 (243 bytes) ;; HEADER SECTION ;; id = 34010 ;; 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: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; signed.fjfi.cvut.cz. IN DNSKEY ;; ANSWER SECTION (2 records) signed.fjfi.cvut.cz. 18000 IN DNSKEY ( 257 3 13 qwCfT0cgxU5agfHBUjwu88Htj7S7CAkcFefKAJsrRfPZL7aBYE5yf4zy8QZ5pzEaL3moFGr6ek+m lBd1ElvRVw== ) ; Key ID = 59612 signed.fjfi.cvut.cz. 18000 IN RRSIG ( DNSKEY 13 4 18000 20210518164556 20210514155101 59612 signed.fjfi.cvut.cz. 4lAGa7UAF5SrtbBbP7j5vu/099ascoD4FYchOZ1eMF2Bw0F6HCG9XZeVG532y5Fiwe3vy2JDAl5c i6NQsemFTA== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Found 1 DNSKEY records for signed.fjfi.cvut.cz
	`signed.fjfi.cvut.cz. 18000 IN DNSKEY ( 257 3 13 qwCfT0cgxU5agfHBUjwu88Htj7S7CAkcFefKAJsrRfPZL7aBYE5yf4zy8QZ5pzEaL3moFGr6ek+m lBd1ElvRVw== ) ; Key ID = 59612`
	DNSKEY=59612/SEP is now in the chain-of-trust
	DS=59612/SHA-1 verifies DNSKEY=59612/SEP
	DS=59612/SHA-256 verifies DNSKEY=59612/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`signed.fjfi.cvut.cz. 18000 IN RRSIG ( DNSKEY 13 4 18000 20210518164556 20210514155101 59612 signed.fjfi.cvut.cz. 4lAGa7UAF5SrtbBbP7j5vu/099ascoD4FYchOZ1eMF2Bw0F6HCG9XZeVG532y5Fiwe3vy2JDAl5c i6NQsemFTA== )`
	RRSIG=59612 and DNSKEY=59612/SEP verifies the DNSKEY RRset
	Query to ns.fjfi.cvut.cz for signed.fjfi.cvut.cz/A
	Received 407 bytes from 147.32.9.4
	;; Answer received from 147.32.9.4 (407 bytes) ;; HEADER SECTION ;; id = 43197 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 4 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; signed.fjfi.cvut.cz. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) signed.fjfi.cvut.cz. 1800 IN SOA ( ns.fjfi.cvut.cz. vokac.fjfi.cvut.cz. 2014013110 ;serial 10800 ;refresh 1800 ;retry 1209600 ;expire 1800 ;minimum ) signed.fjfi.cvut.cz. 1800 IN RRSIG ( SOA 13 4 3600 20210518165101 20210514155101 59612 signed.fjfi.cvut.cz. ac8MRpfd8QQ/jB/aSEabL/+78QDCDKvXAmKPzgT+TQscIK/+HNpKHIqKJU0zwPH8vL7NOPMe1N3J FDhAZVu+CQ== ) 6SJE4OVNC3GS5DV5QJRE6E7JJQK20BMI.signed.fjfi.cvut.cz. 1800 IN NSEC3 ( 1 0 10 5c4548a2 7ldchp83234sfkq4j7lbfmnsarbmq6ao NS SOA MX RRSIG DNSKEY NSEC3PARAM ) 6SJE4OVNC3GS5DV5QJRE6E7JJQK20BMI.signed.fjfi.cvut.cz. 1800 IN RRSIG ( NSEC3 13 5 1800 20210518150440 20210514150318 59612 signed.fjfi.cvut.cz. OOQumnI5M6yuHPnjGTHMQr+clbV/jXS0jG8MUuFe6QywznaqX/lk7hDURUtVoDiA4s56MFaro6sh /LKlyqtzEQ== ) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	ns.fjfi.cvut.cz is authoritative for signed.fjfi.cvut.cz
	Found RRSIG signed by signed.fjfi.cvut.cz zone
	Query to ns.fjfi.cvut.cz for signed.fjfi.cvut.cz/A
	Received 407 bytes from 147.32.9.4
	;; Answer received from 147.32.9.4 (407 bytes) ;; HEADER SECTION ;; id = 64260 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 4 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; signed.fjfi.cvut.cz. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) signed.fjfi.cvut.cz. 1800 IN SOA ( ns.fjfi.cvut.cz. vokac.fjfi.cvut.cz. 2014013110 ;serial 10800 ;refresh 1800 ;retry 1209600 ;expire 1800 ;minimum ) signed.fjfi.cvut.cz. 1800 IN RRSIG ( SOA 13 4 3600 20210518165101 20210514155101 59612 signed.fjfi.cvut.cz. ac8MRpfd8QQ/jB/aSEabL/+78QDCDKvXAmKPzgT+TQscIK/+HNpKHIqKJU0zwPH8vL7NOPMe1N3J FDhAZVu+CQ== ) 6SJE4OVNC3GS5DV5QJRE6E7JJQK20BMI.signed.fjfi.cvut.cz. 1800 IN NSEC3 ( 1 0 10 5c4548a2 7ldchp83234sfkq4j7lbfmnsarbmq6ao NS SOA MX RRSIG DNSKEY NSEC3PARAM ) 6SJE4OVNC3GS5DV5QJRE6E7JJQK20BMI.signed.fjfi.cvut.cz. 1800 IN RRSIG ( NSEC3 13 5 1800 20210518150440 20210514150318 59612 signed.fjfi.cvut.cz. OOQumnI5M6yuHPnjGTHMQr+clbV/jXS0jG8MUuFe6QywznaqX/lk7hDURUtVoDiA4s56MFaro6sh /LKlyqtzEQ== ) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	NSEC3 validation not implemented yet
	Found 1 RRSIGs over SOA RRset
	`signed.fjfi.cvut.cz. 1800 IN RRSIG ( SOA 13 4 3600 20210518165101 20210514155101 59612 signed.fjfi.cvut.cz. ac8MRpfd8QQ/jB/aSEabL/+78QDCDKvXAmKPzgT+TQscIK/+HNpKHIqKJU0zwPH8vL7NOPMe1N3J FDhAZVu+CQ== )`
	RRSIG=59612 and DNSKEY=59612/SEP verifies the SOA RRset

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