DNSSEC Debugger - airnow.gov

Domain Name:

Time: 2025-01-18 10:06:01 UTC

Analyzing DNSSEC problems for airnow.gov

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

	Checking DS between Trust Anchor and .
	`. IN DS ( 20326 8 2 e06d44b80b8f1d39a95c0b0d7c65d08458e880409bbc683457104237c7f8ec8d )`
	Query to m.root-servers.net for ./DNSKEY
	Received 1141 bytes from 202.12.27.33
	;; Response received from [202.12.27.33] 1141 octets ;; HEADER SECTION ;; id = 40787 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 4 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; . IN DNSKEY ;; ANSWER SECTION (4 records) . 172800 IN DNSKEY ( 257 3 8 AwEAAa96jeuknZlaeSrvyAJj6ZHv28hhOKkx3rLGXVaC6rXTsDc449/cidltpkyGwCJNnOAlFNKF 2jBosZBU5eeHspaQWOmOElZsjICMQMC3aeHbGiShvZsx4wMYSjH8e7Vrhbu6irwCzVBApESjbUdp WWmEnhathWu1jo+siFUiRAAxm9qyJNg/wOZqqzL/dL/q8PkcRU5oUKEpUge71M3ej2/7CPqpdVwu MoTvoB+ZOT4YeGyxMvHmbrxlFzGOHOijtzN+u1TQNatX2XBuzZNQ1K+s2CXkPIZo7s6JgZyvaBev YtxPvYLw4z9mR7K2vaF18UYH9Z9GNUUeayffKC73PYc= ) ; keytag 38696 . 172800 IN DNSKEY ( 256 3 8 AwEAAZ5A7jOztf62cGqhPhutjnyl7KBjIsjbyTb8il+FsgbMUbO2NQHaSbatHdlOlqANncDwSIKZ 9ryqd1+Dy1PoGzeTUv95vOJnVVJHlJu7xdavnUmPs+Mh2NV7hDlTTwPn5uXgFxAaxoO9M/YIAC92 GryCLjoJEg9JzeevkktEM/sFpmRv4I5jQtlLyRqVbnCzcWpi04XaVLxRKvURkd/Mdb/2RQS3MYvr kEBXuqtnAVBCf6Fx4sgBYOfYvbUuG2diLnGJW/MXvFpctZgQ76+3FwMqAZfR9k5bohL7AF3+jqz4 MUiootYoh5koyt7VEnUULxxy6U5PINTGgOC26f3zZuk= ) ; keytag 26470 . 172800 IN DNSKEY ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; keytag 20326 . 172800 IN RRSIG ( DNSKEY 8 0 172800 20250201000000 20250111000000 20326 . SpcnGEovWE8yDo63HScxdtFPdjxN6o7rJqYbv6nUbCtLWN7xuA0wMWvKxQN8+2TdFlc5wK5HPfeh sqAh9gbJOa73IolbkT2osEZDH2AHj2qGqoyj/cmgSpP+pAdUqjGx5y4nQDZR5lRHlj3l6A7xoZHd aBwJHtIcVRhLtBFdtlBgYmn7yxAjFJiI0x84g0WfNPengnAPIlaoWlroVo/JJDtPML0/3doZT9FJ lA5a1dbhc4mFy2cBeyjIOkLJq5HZMBGLYQpEr3jNQ4UApD3KXcjuTc9mi7STYJCadbZFaA1EZoAP rciR4p/M61APbaNuC/4Te3/CIFuQbJ7PSPvX9Q== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 3 DNSKEY records for .
	`. 172800 IN DNSKEY ( 257 3 8 AwEAAa96jeuknZlaeSrvyAJj6ZHv28hhOKkx3rLGXVaC6rXTsDc449/cidltpkyGwCJNnOAlFNKF 2jBosZBU5eeHspaQWOmOElZsjICMQMC3aeHbGiShvZsx4wMYSjH8e7Vrhbu6irwCzVBApESjbUdp WWmEnhathWu1jo+siFUiRAAxm9qyJNg/wOZqqzL/dL/q8PkcRU5oUKEpUge71M3ej2/7CPqpdVwu MoTvoB+ZOT4YeGyxMvHmbrxlFzGOHOijtzN+u1TQNatX2XBuzZNQ1K+s2CXkPIZo7s6JgZyvaBev YtxPvYLw4z9mR7K2vaF18UYH9Z9GNUUeayffKC73PYc= ) ; keytag 38696`
	`. 172800 IN DNSKEY ( 256 3 8 AwEAAZ5A7jOztf62cGqhPhutjnyl7KBjIsjbyTb8il+FsgbMUbO2NQHaSbatHdlOlqANncDwSIKZ 9ryqd1+Dy1PoGzeTUv95vOJnVVJHlJu7xdavnUmPs+Mh2NV7hDlTTwPn5uXgFxAaxoO9M/YIAC92 GryCLjoJEg9JzeevkktEM/sFpmRv4I5jQtlLyRqVbnCzcWpi04XaVLxRKvURkd/Mdb/2RQS3MYvr kEBXuqtnAVBCf6Fx4sgBYOfYvbUuG2diLnGJW/MXvFpctZgQ76+3FwMqAZfR9k5bohL7AF3+jqz4 MUiootYoh5koyt7VEnUULxxy6U5PINTGgOC26f3zZuk= ) ; keytag 26470`
	`. 172800 IN DNSKEY ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; keytag 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 20250201000000 20250111000000 20326 . SpcnGEovWE8yDo63HScxdtFPdjxN6o7rJqYbv6nUbCtLWN7xuA0wMWvKxQN8+2TdFlc5wK5HPfeh sqAh9gbJOa73IolbkT2osEZDH2AHj2qGqoyj/cmgSpP+pAdUqjGx5y4nQDZR5lRHlj3l6A7xoZHd aBwJHtIcVRhLtBFdtlBgYmn7yxAjFJiI0x84g0WfNPengnAPIlaoWlroVo/JJDtPML0/3doZT9FJ lA5a1dbhc4mFy2cBeyjIOkLJq5HZMBGLYQpEr3jNQ4UApD3KXcjuTc9mi7STYJCadbZFaA1EZoAP rciR4p/M61APbaNuC/4Te3/CIFuQbJ7PSPvX9Q== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=38696/SEP is now in the chain-of-trust
	DNSKEY=26470 is now in the chain-of-trust
	Query to e.root-servers.net for airnow.gov/A
	Received 617 bytes from 192.203.230.10
	;; Response received from [192.203.230.10] 617 octets ;; HEADER SECTION ;; id = 50031 ;; 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 = 6 arcount = 9 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1472, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; airnow.gov. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (6 records) gov. 172800 IN NS a.ns.gov. gov. 172800 IN NS b.ns.gov. gov. 172800 IN NS c.ns.gov. gov. 172800 IN NS d.ns.gov. gov. 86400 IN DS ( 2536 13 2 0baf26b7bbf313a859046fd3b1ee49ddfba33934cfb3e717c21e2a2935c2f259 ) gov. 86400 IN RRSIG ( DS 8 1 86400 20250131050000 20250118040000 26470 . Ju01scn/YLXaEQfBo5ABlvdrOW06BWjJWV/ZNJB0A0alSa0HyCxc+NMFP3uFDksCbWq8t04inrHH kxmfQDbzT/P9+ovZQ2KpDaJh3KuUOtHTMO5PCA/JYhQTrCTnVlYhaZbULQfamrOUfrKQ//3eIgXx ulHqnCQ2KOhuLNJu6+P/T47L/n/O8ue5QBVawFdCBsbERgSCKpYdVqCmC+XvC/zpOUmiw7gedYeU a6ofimrPKt7lC9Egc5taSFrjSuwASBWKW4vpRUnE8Ds1LWTzA3fsglluJThq/0kWtspnjRyDwa+F RUJdCDjnRZjzmJfm5FCr9WgTVhxwSJENOxgCgg== ) ;; ADDITIONAL SECTION (9 records) a.ns.gov. 172800 IN A 199.33.230.1 a.ns.gov. 172800 IN AAAA 2001:503:ff40::1 b.ns.gov. 172800 IN A 199.33.231.1 b.ns.gov. 172800 IN AAAA 2001:503:ff41::1 c.ns.gov. 172800 IN A 199.33.232.1 c.ns.gov. 172800 IN AAAA 2001:503:ff42::1 d.ns.gov. 172800 IN A 199.33.233.1 d.ns.gov. 172800 IN AAAA 2001:503:ff43::1 ;; { "EDNS-VERSION": 0 }
	Query to m.root-servers.net for gov/DNSKEY
	Received 613 bytes from 202.12.27.33
	;; Response received from [202.12.27.33] 613 octets ;; HEADER SECTION ;; id = 53489 ;; 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 = 6 arcount = 9 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; gov. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (6 records) gov. 172800 IN NS d.ns.gov. gov. 172800 IN NS b.ns.gov. gov. 172800 IN NS a.ns.gov. gov. 172800 IN NS c.ns.gov. gov. 86400 IN DS ( 2536 13 2 0baf26b7bbf313a859046fd3b1ee49ddfba33934cfb3e717c21e2a2935c2f259 ) gov. 86400 IN RRSIG ( DS 8 1 86400 20250131050000 20250118040000 26470 . Ju01scn/YLXaEQfBo5ABlvdrOW06BWjJWV/ZNJB0A0alSa0HyCxc+NMFP3uFDksCbWq8t04inrHH kxmfQDbzT/P9+ovZQ2KpDaJh3KuUOtHTMO5PCA/JYhQTrCTnVlYhaZbULQfamrOUfrKQ//3eIgXx ulHqnCQ2KOhuLNJu6+P/T47L/n/O8ue5QBVawFdCBsbERgSCKpYdVqCmC+XvC/zpOUmiw7gedYeU a6ofimrPKt7lC9Egc5taSFrjSuwASBWKW4vpRUnE8Ds1LWTzA3fsglluJThq/0kWtspnjRyDwa+F RUJdCDjnRZjzmJfm5FCr9WgTVhxwSJENOxgCgg== ) ;; ADDITIONAL SECTION (9 records) d.ns.gov. 172800 IN A 199.33.233.1 c.ns.gov. 172800 IN A 199.33.232.1 b.ns.gov. 172800 IN A 199.33.231.1 a.ns.gov. 172800 IN A 199.33.230.1 d.ns.gov. 172800 IN AAAA 2001:503:ff43::1 c.ns.gov. 172800 IN AAAA 2001:503:ff42::1 b.ns.gov. 172800 IN AAAA 2001:503:ff41::1 a.ns.gov. 172800 IN AAAA 2001:503:ff40::1 ;; { "EDNS-VERSION": 0 }
	Found child zone gov

gov

	Checking DS between . and gov
	Query to g.root-servers.net for gov/DS
	Received 367 bytes from 192.112.36.4
	;; Response received from [192.112.36.4] 367 octets ;; HEADER SECTION ;; id = 16587 ;; 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) ;; gov. IN DS ;; ANSWER SECTION (2 records) gov. 86400 IN DS ( 2536 13 2 0baf26b7bbf313a859046fd3b1ee49ddfba33934cfb3e717c21e2a2935c2f259 ) gov. 86400 IN RRSIG ( DS 8 1 86400 20250131050000 20250118040000 26470 . Ju01scn/YLXaEQfBo5ABlvdrOW06BWjJWV/ZNJB0A0alSa0HyCxc+NMFP3uFDksCbWq8t04inrHH kxmfQDbzT/P9+ovZQ2KpDaJh3KuUOtHTMO5PCA/JYhQTrCTnVlYhaZbULQfamrOUfrKQ//3eIgXx ulHqnCQ2KOhuLNJu6+P/T47L/n/O8ue5QBVawFdCBsbERgSCKpYdVqCmC+XvC/zpOUmiw7gedYeU a6ofimrPKt7lC9Egc5taSFrjSuwASBWKW4vpRUnE8Ds1LWTzA3fsglluJThq/0kWtspnjRyDwa+F RUJdCDjnRZjzmJfm5FCr9WgTVhxwSJENOxgCgg== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 1 DS records for gov in the . zone
	DS=2536/SHA-256 has algorithm ECDSAP256SHA256
	Found 1 RRSIGs over DS RRset
	`gov. 86400 IN RRSIG ( DS 8 1 86400 20250131050000 20250118040000 26470 . Ju01scn/YLXaEQfBo5ABlvdrOW06BWjJWV/ZNJB0A0alSa0HyCxc+NMFP3uFDksCbWq8t04inrHH kxmfQDbzT/P9+ovZQ2KpDaJh3KuUOtHTMO5PCA/JYhQTrCTnVlYhaZbULQfamrOUfrKQ//3eIgXx ulHqnCQ2KOhuLNJu6+P/T47L/n/O8ue5QBVawFdCBsbERgSCKpYdVqCmC+XvC/zpOUmiw7gedYeU a6ofimrPKt7lC9Egc5taSFrjSuwASBWKW4vpRUnE8Ds1LWTzA3fsglluJThq/0kWtspnjRyDwa+F RUJdCDjnRZjzmJfm5FCr9WgTVhxwSJENOxgCgg== )`
	RRSIG=26470 and DNSKEY=26470 verifies the DS RRset
	DS=2536/SHA-256 is now in the chain-of-trust
	`gov. 86400 IN DS ( 2536 13 2 0baf26b7bbf313a859046fd3b1ee49ddfba33934cfb3e717c21e2a2935c2f259 )`
	Query to c.ns.gov for gov/DNSKEY
	Received 291 bytes from 199.33.232.1
	;; Response received from [199.33.232.1] 291 octets ;; HEADER SECTION ;; id = 7035 ;; 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": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; gov. IN DNSKEY ;; ANSWER SECTION (3 records) gov. 3600 IN DNSKEY ( 257 3 13 D6ZhJTObQw3+kcewWf5iTHbzD3uTdbs5xf0kQfP/VXZcDovWJd0DUgHlp2VC002aLDCwhLoPPVN2 VfyoPnjCqg== ) ; keytag 2536 gov. 3600 IN DNSKEY ( 256 3 13 Of5kU9k4XfdcPwCK9k/zRJNu+Xspnw/BDd+1V6ZpDXRIpHe35BnHTZUBJN9gd6++HkiGXx2YnTji iO7/q+Yamg== ) ; keytag 35496 gov. 3600 IN RRSIG ( DNSKEY 13 1 3600 20250306110546 20250104110546 2536 gov. m7Wf/Mwg/wdPMgJRnycyP6u7la9wlYfnaiY5VCLXgFgpyvzlZawVkrwIk+1iYsNfXeo23H5+KJnR uAAajP2IHg== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for gov
	`gov. 3600 IN DNSKEY ( 257 3 13 D6ZhJTObQw3+kcewWf5iTHbzD3uTdbs5xf0kQfP/VXZcDovWJd0DUgHlp2VC002aLDCwhLoPPVN2 VfyoPnjCqg== ) ; keytag 2536`
	`gov. 3600 IN DNSKEY ( 256 3 13 Of5kU9k4XfdcPwCK9k/zRJNu+Xspnw/BDd+1V6ZpDXRIpHe35BnHTZUBJN9gd6++HkiGXx2YnTji iO7/q+Yamg== ) ; keytag 35496`
	DNSKEY=2536/SEP is now in the chain-of-trust
	DS=2536/SHA-256 verifies DNSKEY=2536/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`gov. 3600 IN RRSIG ( DNSKEY 13 1 3600 20250306110546 20250104110546 2536 gov. m7Wf/Mwg/wdPMgJRnycyP6u7la9wlYfnaiY5VCLXgFgpyvzlZawVkrwIk+1iYsNfXeo23H5+KJnR uAAajP2IHg== )`
	RRSIG=2536 and DNSKEY=2536/SEP verifies the DNSKEY RRset
	DNSKEY=35496 is now in the chain-of-trust
	Query to d.ns.gov for airnow.gov/A
	Received 496 bytes from 199.33.233.1
	;; Response received from [199.33.233.1] 496 octets ;; HEADER SECTION ;; id = 19114 ;; 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 = 7 arcount = 9 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; airnow.gov. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (7 records) airnow.gov. 10800 IN NS dcns1.epa.gov. airnow.gov. 10800 IN NS dcns2.epa.gov. airnow.gov. 10800 IN NS nccns1.epa.gov. airnow.gov. 10800 IN NS nccns2.epa.gov. airnow.gov. 3600 IN DS ( 13180 8 2 371805368a372ec4c5b6c0a8e49faa786317ae04d918b53599cf20e21e2c691a ) airnow.gov. 3600 IN DS ( 22015 8 2 acad5a3bb1e87629188763267686d84233d3cc9edf062994ed2f3e24411d3bf4 ) airnow.gov. 3600 IN RRSIG ( DS 13 2 3600 20250119110601 20250117090601 35496 gov. GAWuBTHyTC8iwWkF9pHzUYgWqd3mjHy3XK0U7O0i/2zxhw5Cg7X0rxJNoKKnMES/be031WAd8Rq8 5G8kDnKUSA== ) ;; ADDITIONAL SECTION (9 records) dcns1.epa.gov. 3600 IN A 161.80.212.5 dcns1.epa.gov. 3600 IN AAAA 2620:117:5071:d4::f005 dcns2.epa.gov. 3600 IN A 161.80.212.15 dcns2.epa.gov. 3600 IN AAAA 2620:117:5071:d4::f00f nccns1.epa.gov. 3600 IN A 134.67.12.5 nccns1.epa.gov. 3600 IN AAAA 2620:117:506f:c::f005 nccns2.epa.gov. 3600 IN A 134.67.12.15 nccns2.epa.gov. 3600 IN AAAA 2620:117:506f:c::f00f ;; { "EDNS-VERSION": 0 }
	Query to d.ns.gov for airnow.gov/DNSKEY
	Received 496 bytes from 199.33.233.1
	;; Response received from [199.33.233.1] 496 octets ;; HEADER SECTION ;; id = 47829 ;; 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 = 7 arcount = 9 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; airnow.gov. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (7 records) airnow.gov. 10800 IN NS dcns1.epa.gov. airnow.gov. 10800 IN NS dcns2.epa.gov. airnow.gov. 10800 IN NS nccns1.epa.gov. airnow.gov. 10800 IN NS nccns2.epa.gov. airnow.gov. 3600 IN DS ( 13180 8 2 371805368a372ec4c5b6c0a8e49faa786317ae04d918b53599cf20e21e2c691a ) airnow.gov. 3600 IN DS ( 22015 8 2 acad5a3bb1e87629188763267686d84233d3cc9edf062994ed2f3e24411d3bf4 ) airnow.gov. 3600 IN RRSIG ( DS 13 2 3600 20250119110601 20250117090601 35496 gov. msNGzVqhy9NsMC0I3WsSCX1Pldyq1B5RFvGy9BGzQPBQph7tInCxSgWbVEVsEHiUIaLR+EnOaW4a YT4M5ZEbAQ== ) ;; ADDITIONAL SECTION (9 records) dcns1.epa.gov. 3600 IN A 161.80.212.5 dcns1.epa.gov. 3600 IN AAAA 2620:117:5071:d4::f005 dcns2.epa.gov. 3600 IN A 161.80.212.15 dcns2.epa.gov. 3600 IN AAAA 2620:117:5071:d4::f00f nccns1.epa.gov. 3600 IN A 134.67.12.5 nccns1.epa.gov. 3600 IN AAAA 2620:117:506f:c::f005 nccns2.epa.gov. 3600 IN A 134.67.12.15 nccns2.epa.gov. 3600 IN AAAA 2620:117:506f:c::f00f ;; { "EDNS-VERSION": 0 }
	Found child zone airnow.gov

airnow.gov

	Checking DS between gov and airnow.gov
	Query to a.ns.gov for airnow.gov/DS
	Received 234 bytes from 199.33.230.1
	;; Response received from [199.33.230.1] 234 octets ;; HEADER SECTION ;; id = 48927 ;; 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": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; airnow.gov. IN DS ;; ANSWER SECTION (3 records) airnow.gov. 3600 IN DS ( 13180 8 2 371805368a372ec4c5b6c0a8e49faa786317ae04d918b53599cf20e21e2c691a ) airnow.gov. 3600 IN DS ( 22015 8 2 acad5a3bb1e87629188763267686d84233d3cc9edf062994ed2f3e24411d3bf4 ) airnow.gov. 3600 IN RRSIG ( DS 13 2 3600 20250119110601 20250117090601 35496 gov. y2WkJ96pF3cNTnEmZuRnQBerctWKclTYuSIBV8prA77P2XV15T+T/WOB/8pnfQpTRAz8WQoLf0FZ vP+P04/YgQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DS records for airnow.gov in the gov zone
	DS=13180/SHA-256 has algorithm RSASHA256
	DS=22015/SHA-256 has algorithm RSASHA256
	Found 1 RRSIGs over DS RRset
	`airnow.gov. 3600 IN RRSIG ( DS 13 2 3600 20250119110601 20250117090601 35496 gov. y2WkJ96pF3cNTnEmZuRnQBerctWKclTYuSIBV8prA77P2XV15T+T/WOB/8pnfQpTRAz8WQoLf0FZ vP+P04/YgQ== )`
	RRSIG=35496 and DNSKEY=35496 verifies the DS RRset
	DS=13180/SHA-256 is now in the chain-of-trust
	DS=22015/SHA-256 is now in the chain-of-trust
	`airnow.gov. 3600 IN DS ( 13180 8 2 371805368a372ec4c5b6c0a8e49faa786317ae04d918b53599cf20e21e2c691a )`
	`airnow.gov. 3600 IN DS ( 22015 8 2 acad5a3bb1e87629188763267686d84233d3cc9edf062994ed2f3e24411d3bf4 )`
	Query to dcns2.epa.gov for airnow.gov/DNSKEY
	Received 1079 bytes from 161.80.212.15
	;; Response received from [161.80.212.15] 1079 octets ;; HEADER SECTION ;; id = 35885 ;; 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 = 5 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; airnow.gov. IN DNSKEY ;; ANSWER SECTION (5 records) airnow.gov. 172800 IN DNSKEY ( 256 3 8 AwEAAd8AGWRC85yDBCM1G8/B7CkuugIihSsJ4ddU+UE8O+aPB1paMjFdo0dIWnDrPLRBY0gw4sT8 LOUVj/U0Z8CcAIRuJM+Cc87vX+exICM8OnqnfMxAyxVsibIes11S8oY+TbK6qL0rEZ4L47KKTzdC CuDiLe5X7JwCb3Yb+EmIcBDX ) ; keytag 35763 airnow.gov. 172800 IN DNSKEY ( 257 3 8 AwEAAdu3aO2mEFhP/mdcy8vyEsYnvSoNuX/FT5mYuLtS5a7Nf6skrWsBe/zdgd+KxtUmZIQl5gKB dXPF3gcimQd5Uj7hCHKOyCqFiDPCcflv+1Vf0yOXAxFt1pXL9+LsrVOKUNiRQmn5Jmc6s9LDXqKX 8U5KcQ7537F8OGa8a6UCsAsKF9Hg1ZqGt9E7VfsxbIatjbhZxwtaEahcgC8r3E/2d2WALlNLkmCU a+jTxZMUGZ7qqjmcQs+qrIfjLj8i/QhhO7cQ2OmlfZU3iUmFIzKRqRsPMsqHY6QS4VoUdmPCycM0 2fmttbGH7AGK1pg3saYouu+La0iRtTChVElHSV8gdLs= ) ; keytag 13180 airnow.gov. 172800 IN DNSKEY ( 256 3 8 AwEAAaAUbmwo+iIrlFk/5T7dxDz/fAMVu3ivrdjldiBAqHctMHhl57kqHUQnWo9G0UP6QzJfRZhF aJQK4WBRxFFKI/CQw1SREpiz3+oD/+S80wfu2qOrrGFKkGGqu2DAAVkReojwv3Ft8AnrE0KMC/+3 WwlMfPoKsb2d+oS7T/a7cuHV ) ; keytag 18600 airnow.gov. 172800 IN RRSIG ( DNSKEY 8 2 172800 20250122030315 20250118023804 13180 airnow.gov. kLI4IzD8PEVIVg2EHGeYMg8LAYBkoxE5w9KVrGbtdUYdaGiYDvxEjU0kJN4HMNUCxYz9hWffuJLU XTZ/KtNJZtHurmiIzsZcOyGWcBM2zdKopZwG/42SuyV/zrlVPrawE3UpAO9XGggXG64O5pcd9F3/ ng0Ph0FppkNw2vbyciuUmb98SaSaSCb9G+pslOsb5Z3/y9Ejfgwhzdx+xpmPeflfmK/STjr/FL3j 3NJlXf/pS3G9MpNpfT8Uj/kdq53JQ5O5s0/DTCOxeiVjkPkq+mrwSSflTjlSk6FvNpStdzz5P/QP r0i19eBOOCSufoIYKdyaQysw7NqpK2hFwcC1hQ== ) airnow.gov. 172800 IN RRSIG ( DNSKEY 8 2 172800 20250122030315 20250118023804 35763 airnow.gov. Np250owQ29e+p1nkTJ5Fb4cyBi1/sYuLUJeq6J0yv2DxL39hEhYGGuSlzqq4MN7SI5KvFLUEs8Vd EwI2wsaQkjBlWijJquCTxY4piRdAZh7iKTYFUBLMCALYzzkc5NdZ/Fip0efluLK1TwXo7/SH4i8d 5Tn1hOvdkyu2acPvM9s= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 3 DNSKEY records for airnow.gov
	`airnow.gov. 172800 IN DNSKEY ( 256 3 8 AwEAAd8AGWRC85yDBCM1G8/B7CkuugIihSsJ4ddU+UE8O+aPB1paMjFdo0dIWnDrPLRBY0gw4sT8 LOUVj/U0Z8CcAIRuJM+Cc87vX+exICM8OnqnfMxAyxVsibIes11S8oY+TbK6qL0rEZ4L47KKTzdC CuDiLe5X7JwCb3Yb+EmIcBDX ) ; keytag 35763`
	`airnow.gov. 172800 IN DNSKEY ( 257 3 8 AwEAAdu3aO2mEFhP/mdcy8vyEsYnvSoNuX/FT5mYuLtS5a7Nf6skrWsBe/zdgd+KxtUmZIQl5gKB dXPF3gcimQd5Uj7hCHKOyCqFiDPCcflv+1Vf0yOXAxFt1pXL9+LsrVOKUNiRQmn5Jmc6s9LDXqKX 8U5KcQ7537F8OGa8a6UCsAsKF9Hg1ZqGt9E7VfsxbIatjbhZxwtaEahcgC8r3E/2d2WALlNLkmCU a+jTxZMUGZ7qqjmcQs+qrIfjLj8i/QhhO7cQ2OmlfZU3iUmFIzKRqRsPMsqHY6QS4VoUdmPCycM0 2fmttbGH7AGK1pg3saYouu+La0iRtTChVElHSV8gdLs= ) ; keytag 13180`
	`airnow.gov. 172800 IN DNSKEY ( 256 3 8 AwEAAaAUbmwo+iIrlFk/5T7dxDz/fAMVu3ivrdjldiBAqHctMHhl57kqHUQnWo9G0UP6QzJfRZhF aJQK4WBRxFFKI/CQw1SREpiz3+oD/+S80wfu2qOrrGFKkGGqu2DAAVkReojwv3Ft8AnrE0KMC/+3 WwlMfPoKsb2d+oS7T/a7cuHV ) ; keytag 18600`
	DNSKEY=13180/SEP is now in the chain-of-trust
	DS=13180/SHA-256 verifies DNSKEY=13180/SEP
	DS=22015/SHA-256 is published, but a corresponding DNSKEY is not
	Found 2 RRSIGs over DNSKEY RRset
	`airnow.gov. 172800 IN RRSIG ( DNSKEY 8 2 172800 20250122030315 20250118023804 13180 airnow.gov. kLI4IzD8PEVIVg2EHGeYMg8LAYBkoxE5w9KVrGbtdUYdaGiYDvxEjU0kJN4HMNUCxYz9hWffuJLU XTZ/KtNJZtHurmiIzsZcOyGWcBM2zdKopZwG/42SuyV/zrlVPrawE3UpAO9XGggXG64O5pcd9F3/ ng0Ph0FppkNw2vbyciuUmb98SaSaSCb9G+pslOsb5Z3/y9Ejfgwhzdx+xpmPeflfmK/STjr/FL3j 3NJlXf/pS3G9MpNpfT8Uj/kdq53JQ5O5s0/DTCOxeiVjkPkq+mrwSSflTjlSk6FvNpStdzz5P/QP r0i19eBOOCSufoIYKdyaQysw7NqpK2hFwcC1hQ== )`
	`airnow.gov. 172800 IN RRSIG ( DNSKEY 8 2 172800 20250122030315 20250118023804 35763 airnow.gov. Np250owQ29e+p1nkTJ5Fb4cyBi1/sYuLUJeq6J0yv2DxL39hEhYGGuSlzqq4MN7SI5KvFLUEs8Vd EwI2wsaQkjBlWijJquCTxY4piRdAZh7iKTYFUBLMCALYzzkc5NdZ/Fip0efluLK1TwXo7/SH4i8d 5Tn1hOvdkyu2acPvM9s= )`
	RRSIG=13180 and DNSKEY=13180/SEP verifies the DNSKEY RRset
	RRSIG=35763 and DNSKEY=35763 verifies the DNSKEY RRset
	DNSKEY=35763 is now in the chain-of-trust
	DNSKEY=18600 is now in the chain-of-trust
	Query to dcns1.epa.gov for airnow.gov/A
	Received 225 bytes from 161.80.212.5
	;; Response received from [161.80.212.5] 225 octets ;; HEADER SECTION ;; id = 41383 ;; 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": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; airnow.gov. IN A ;; ANSWER SECTION (2 records) airnow.gov. 600 IN A 134.67.21.55 airnow.gov. 600 IN RRSIG ( A 8 2 600 20250121190414 20250117180513 35763 airnow.gov. LAmsBBdn5oXHEv9T6vMBgTHRSOxTEvgUYvGmzSqXTHG+EwBjcGQHPVJSX2xyZctKxhbqn2NsyV9X S9ceiRarv9Hayuo39ch6XyU5fWt2XFExzb9PfV5hasUjf0yOKBoXh9lRVaEurqNdqOlQaQgYCv6d 2vX2/GapqKJ6ZxiZqto= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	dcns1.epa.gov is authoritative for airnow.gov
	Found RRSIG signed by airnow.gov zone
	Query to nccns1.epa.gov for airnow.gov/SOA
	Received 268 bytes from 134.67.12.5
	;; Response received from [134.67.12.5] 268 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 ;; do = 1 co = 0 ;; qdcount = 1 ancount = 2 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; airnow.gov. IN SOA ;; ANSWER SECTION (2 records) airnow.gov. 3600 IN SOA ( rtpgm.ddi.epa.gov. dnsadmin.epa.gov. 2021126122 ;serial 10800 ;refresh 1080 ;retry 2419200 ;expire 900 ;minimum ) airnow.gov. 3600 IN RRSIG ( SOA 8 2 3600 20250122033804 20250118023804 35763 airnow.gov. 22TvzfIA4ozIeVJuFrYB9EgBhue8REi9rUIW6u48qkQqWPasoSR9JDc7OLirlVFsQdfhUYTVE3Yx pWKOsaF9BbdUp1/Jmjaaw94TrIFeMp9qCKnZpeFuIXYriXdmr49mjxD2kQxHOIYL75gTizaOq16K JHN2HuiufwSlmRGylBk= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to dcns2.epa.gov for airnow.gov/SOA
	Received 268 bytes from 161.80.212.15
	;; Response received from [161.80.212.15] 268 octets ;; HEADER SECTION ;; id = 8385 ;; 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": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; airnow.gov. IN SOA ;; ANSWER SECTION (2 records) airnow.gov. 3600 IN SOA ( rtpgm.ddi.epa.gov. dnsadmin.epa.gov. 2021126122 ;serial 10800 ;refresh 1080 ;retry 2419200 ;expire 900 ;minimum ) airnow.gov. 3600 IN RRSIG ( SOA 8 2 3600 20250122033804 20250118023804 35763 airnow.gov. 22TvzfIA4ozIeVJuFrYB9EgBhue8REi9rUIW6u48qkQqWPasoSR9JDc7OLirlVFsQdfhUYTVE3Yx pWKOsaF9BbdUp1/Jmjaaw94TrIFeMp9qCKnZpeFuIXYriXdmr49mjxD2kQxHOIYL75gTizaOq16K JHN2HuiufwSlmRGylBk= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to nccns2.epa.gov for airnow.gov/SOA
	Received 268 bytes from 134.67.12.15
	;; Response received from [134.67.12.15] 268 octets ;; HEADER SECTION ;; id = 50874 ;; 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": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; airnow.gov. IN SOA ;; ANSWER SECTION (2 records) airnow.gov. 3600 IN SOA ( rtpgm.ddi.epa.gov. dnsadmin.epa.gov. 2021126122 ;serial 10800 ;refresh 1080 ;retry 2419200 ;expire 900 ;minimum ) airnow.gov. 3600 IN RRSIG ( SOA 8 2 3600 20250122033804 20250118023804 35763 airnow.gov. 22TvzfIA4ozIeVJuFrYB9EgBhue8REi9rUIW6u48qkQqWPasoSR9JDc7OLirlVFsQdfhUYTVE3Yx pWKOsaF9BbdUp1/Jmjaaw94TrIFeMp9qCKnZpeFuIXYriXdmr49mjxD2kQxHOIYL75gTizaOq16K JHN2HuiufwSlmRGylBk= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to dcns1.epa.gov for airnow.gov/A
	Received 225 bytes from 161.80.212.5
	;; Response received from [161.80.212.5] 225 octets ;; HEADER SECTION ;; id = 58243 ;; 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": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; airnow.gov. IN A ;; ANSWER SECTION (2 records) airnow.gov. 600 IN A 134.67.21.55 airnow.gov. 600 IN RRSIG ( A 8 2 600 20250121190414 20250117180513 35763 airnow.gov. LAmsBBdn5oXHEv9T6vMBgTHRSOxTEvgUYvGmzSqXTHG+EwBjcGQHPVJSX2xyZctKxhbqn2NsyV9X S9ceiRarv9Hayuo39ch6XyU5fWt2XFExzb9PfV5hasUjf0yOKBoXh9lRVaEurqNdqOlQaQgYCv6d 2vX2/GapqKJ6ZxiZqto= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	airnow.gov A RR has value 134.67.21.55
	Found 1 RRSIGs over A RRset
	`airnow.gov. 600 IN RRSIG ( A 8 2 600 20250121190414 20250117180513 35763 airnow.gov. LAmsBBdn5oXHEv9T6vMBgTHRSOxTEvgUYvGmzSqXTHG+EwBjcGQHPVJSX2xyZctKxhbqn2NsyV9X S9ceiRarv9Hayuo39ch6XyU5fWt2XFExzb9PfV5hasUjf0yOKBoXh9lRVaEurqNdqOlQaQgYCv6d 2vX2/GapqKJ6ZxiZqto= )`
	RRSIG=35763 and DNSKEY=35763 verifies the A RRset

airnow.gov

	Query to nccns2.epa.gov for airnow.gov/A
	Received 225 bytes from 134.67.12.15
	;; Response received from [134.67.12.15] 225 octets ;; HEADER SECTION ;; id = 49304 ;; 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": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; airnow.gov. IN A ;; ANSWER SECTION (2 records) airnow.gov. 600 IN A 134.67.21.55 airnow.gov. 600 IN RRSIG ( A 8 2 600 20250121190414 20250117180513 35763 airnow.gov. LAmsBBdn5oXHEv9T6vMBgTHRSOxTEvgUYvGmzSqXTHG+EwBjcGQHPVJSX2xyZctKxhbqn2NsyV9X S9ceiRarv9Hayuo39ch6XyU5fWt2XFExzb9PfV5hasUjf0yOKBoXh9lRVaEurqNdqOlQaQgYCv6d 2vX2/GapqKJ6ZxiZqto= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	nccns2.epa.gov is authoritative for airnow.gov
	Found RRSIG signed by airnow.gov zone
	Query to nccns2.epa.gov for airnow.gov/A
	Received 225 bytes from 134.67.12.15
	;; Response received from [134.67.12.15] 225 octets ;; HEADER SECTION ;; id = 19171 ;; 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": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; airnow.gov. IN A ;; ANSWER SECTION (2 records) airnow.gov. 600 IN A 134.67.21.55 airnow.gov. 600 IN RRSIG ( A 8 2 600 20250121190414 20250117180513 35763 airnow.gov. LAmsBBdn5oXHEv9T6vMBgTHRSOxTEvgUYvGmzSqXTHG+EwBjcGQHPVJSX2xyZctKxhbqn2NsyV9X S9ceiRarv9Hayuo39ch6XyU5fWt2XFExzb9PfV5hasUjf0yOKBoXh9lRVaEurqNdqOlQaQgYCv6d 2vX2/GapqKJ6ZxiZqto= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	airnow.gov A RR has value 134.67.21.55
	Found 1 RRSIGs over A RRset
	`airnow.gov. 600 IN RRSIG ( A 8 2 600 20250121190414 20250117180513 35763 airnow.gov. LAmsBBdn5oXHEv9T6vMBgTHRSOxTEvgUYvGmzSqXTHG+EwBjcGQHPVJSX2xyZctKxhbqn2NsyV9X S9ceiRarv9Hayuo39ch6XyU5fWt2XFExzb9PfV5hasUjf0yOKBoXh9lRVaEurqNdqOlQaQgYCv6d 2vX2/GapqKJ6ZxiZqto= )`
	RRSIG=35763 and DNSKEY=35763 verifies the A RRset

airnow.gov

	Query to nccns1.epa.gov for airnow.gov/A
	Received 225 bytes from 134.67.12.5
	;; Response received from [134.67.12.5] 225 octets ;; HEADER SECTION ;; id = 60320 ;; 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": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; airnow.gov. IN A ;; ANSWER SECTION (2 records) airnow.gov. 600 IN A 134.67.21.55 airnow.gov. 600 IN RRSIG ( A 8 2 600 20250121190414 20250117180513 35763 airnow.gov. LAmsBBdn5oXHEv9T6vMBgTHRSOxTEvgUYvGmzSqXTHG+EwBjcGQHPVJSX2xyZctKxhbqn2NsyV9X S9ceiRarv9Hayuo39ch6XyU5fWt2XFExzb9PfV5hasUjf0yOKBoXh9lRVaEurqNdqOlQaQgYCv6d 2vX2/GapqKJ6ZxiZqto= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	nccns1.epa.gov is authoritative for airnow.gov
	Found RRSIG signed by airnow.gov zone
	Query to nccns1.epa.gov for airnow.gov/A
	Received 225 bytes from 134.67.12.5
	;; Response received from [134.67.12.5] 225 octets ;; HEADER SECTION ;; id = 15390 ;; 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": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; airnow.gov. IN A ;; ANSWER SECTION (2 records) airnow.gov. 600 IN A 134.67.21.55 airnow.gov. 600 IN RRSIG ( A 8 2 600 20250121190414 20250117180513 35763 airnow.gov. LAmsBBdn5oXHEv9T6vMBgTHRSOxTEvgUYvGmzSqXTHG+EwBjcGQHPVJSX2xyZctKxhbqn2NsyV9X S9ceiRarv9Hayuo39ch6XyU5fWt2XFExzb9PfV5hasUjf0yOKBoXh9lRVaEurqNdqOlQaQgYCv6d 2vX2/GapqKJ6ZxiZqto= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	airnow.gov A RR has value 134.67.21.55
	Found 1 RRSIGs over A RRset
	`airnow.gov. 600 IN RRSIG ( A 8 2 600 20250121190414 20250117180513 35763 airnow.gov. LAmsBBdn5oXHEv9T6vMBgTHRSOxTEvgUYvGmzSqXTHG+EwBjcGQHPVJSX2xyZctKxhbqn2NsyV9X S9ceiRarv9Hayuo39ch6XyU5fWt2XFExzb9PfV5hasUjf0yOKBoXh9lRVaEurqNdqOlQaQgYCv6d 2vX2/GapqKJ6ZxiZqto= )`
	RRSIG=35763 and DNSKEY=35763 verifies the A RRset

airnow.gov

	Query to dcns2.epa.gov for airnow.gov/A
	Received 225 bytes from 161.80.212.15
	;; Response received from [161.80.212.15] 225 octets ;; HEADER SECTION ;; id = 4686 ;; 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": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; airnow.gov. IN A ;; ANSWER SECTION (2 records) airnow.gov. 600 IN A 134.67.21.55 airnow.gov. 600 IN RRSIG ( A 8 2 600 20250121190414 20250117180513 35763 airnow.gov. LAmsBBdn5oXHEv9T6vMBgTHRSOxTEvgUYvGmzSqXTHG+EwBjcGQHPVJSX2xyZctKxhbqn2NsyV9X S9ceiRarv9Hayuo39ch6XyU5fWt2XFExzb9PfV5hasUjf0yOKBoXh9lRVaEurqNdqOlQaQgYCv6d 2vX2/GapqKJ6ZxiZqto= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	dcns2.epa.gov is authoritative for airnow.gov
	Found RRSIG signed by airnow.gov zone
	Query to dcns2.epa.gov for airnow.gov/A
	Received 225 bytes from 161.80.212.15
	;; Response received from [161.80.212.15] 225 octets ;; HEADER SECTION ;; id = 16933 ;; 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": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; airnow.gov. IN A ;; ANSWER SECTION (2 records) airnow.gov. 600 IN A 134.67.21.55 airnow.gov. 600 IN RRSIG ( A 8 2 600 20250121190414 20250117180513 35763 airnow.gov. LAmsBBdn5oXHEv9T6vMBgTHRSOxTEvgUYvGmzSqXTHG+EwBjcGQHPVJSX2xyZctKxhbqn2NsyV9X S9ceiRarv9Hayuo39ch6XyU5fWt2XFExzb9PfV5hasUjf0yOKBoXh9lRVaEurqNdqOlQaQgYCv6d 2vX2/GapqKJ6ZxiZqto= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	airnow.gov A RR has value 134.67.21.55
	Found 1 RRSIGs over A RRset
	`airnow.gov. 600 IN RRSIG ( A 8 2 600 20250121190414 20250117180513 35763 airnow.gov. LAmsBBdn5oXHEv9T6vMBgTHRSOxTEvgUYvGmzSqXTHG+EwBjcGQHPVJSX2xyZctKxhbqn2NsyV9X S9ceiRarv9Hayuo39ch6XyU5fWt2XFExzb9PfV5hasUjf0yOKBoXh9lRVaEurqNdqOlQaQgYCv6d 2vX2/GapqKJ6ZxiZqto= )`
	RRSIG=35763 and DNSKEY=35763 verifies the A RRset

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