DNSSEC Debugger - airnow.gov

Domain Name:

Time: 2025-11-01 12:24:05 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 k.root-servers.net for ./DNSKEY
	Received 1139 bytes from 193.0.14.129
	;; Response received from [193.0.14.129] 1139 octets ;; HEADER SECTION ;; id = 49547 ;; 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 ( 256 3 8 AwEAAeuS7hMRZ7muj1c/ew2DoavxkBw3jUG5R79pKVDI39fxvlD1HfJYGJERnXuV4SrQfUPzWw/l t5Axb0EqXL/sQ2ZyntVmwQwoSXi2l9smlIKh2UrkTmmozRCPe7GS4fZTE4Ew7AV4YprTLgVmxiGP 4unRuXkYOgQJXCIBpVCmEdUli6X2sm0i5ZilU/Q+rX3RDw+eYPP7K0cJnJ+ZnvQDy14+BFtreWl9 enNQljgGpBp26lEp1z7AbvUfzkQNVCVGaM8jEaCSALXiROlwCQMOdj+tpLXFf99kdJnTQw2cpEr1 uGs/yENAJpoGhbjZAoIkXzDUBSlfFeYz7FWzH6gIe7M= ) ; keytag 61809 . 172800 IN DNSKEY ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; keytag 20326 . 172800 IN DNSKEY ( 257 3 8 AwEAAa96jeuknZlaeSrvyAJj6ZHv28hhOKkx3rLGXVaC6rXTsDc449/cidltpkyGwCJNnOAlFNKF 2jBosZBU5eeHspaQWOmOElZsjICMQMC3aeHbGiShvZsx4wMYSjH8e7Vrhbu6irwCzVBApESjbUdp WWmEnhathWu1jo+siFUiRAAxm9qyJNg/wOZqqzL/dL/q8PkcRU5oUKEpUge71M3ej2/7CPqpdVwu MoTvoB+ZOT4YeGyxMvHmbrxlFzGOHOijtzN+u1TQNatX2XBuzZNQ1K+s2CXkPIZo7s6JgZyvaBev YtxPvYLw4z9mR7K2vaF18UYH9Z9GNUUeayffKC73PYc= ) ; keytag 38696 . 172800 IN RRSIG ( DNSKEY 8 0 172800 20251121000000 20251031000000 20326 . qnzPUNeV8plQe0Se5Fa0uHS0Ygf4DSnEekaMeH7GQRbNhk6ntkneJFKUN+EBJQfd/JoaY//18qf4 G6YrWE/a+FwJ5oefafEhuJWhITrXMle9e4oy4Z7sjb7e1ajwGSKlcfp0Rsulv/aPlLLfl+4jUijr zzZUvUJA10LzOwswvjI16xA3HMG9rEh0mKY0RywLI+R5NkYgDzY0QGL9BMaUHWNV+eTFBmMpmg3j jKGnIg8jmFhqcypUqLXW7md/oO+k0A8QG39nGvhx7rVDUoaQd7atJH2jtzGeXW8n/XI/ncI9fSoX rLXu6NvJY5bX6dXI9ypg+sFnkF7Fd4TdZ8AasA== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 3 DNSKEY records for .
	`. 172800 IN DNSKEY ( 256 3 8 AwEAAeuS7hMRZ7muj1c/ew2DoavxkBw3jUG5R79pKVDI39fxvlD1HfJYGJERnXuV4SrQfUPzWw/l t5Axb0EqXL/sQ2ZyntVmwQwoSXi2l9smlIKh2UrkTmmozRCPe7GS4fZTE4Ew7AV4YprTLgVmxiGP 4unRuXkYOgQJXCIBpVCmEdUli6X2sm0i5ZilU/Q+rX3RDw+eYPP7K0cJnJ+ZnvQDy14+BFtreWl9 enNQljgGpBp26lEp1z7AbvUfzkQNVCVGaM8jEaCSALXiROlwCQMOdj+tpLXFf99kdJnTQw2cpEr1 uGs/yENAJpoGhbjZAoIkXzDUBSlfFeYz7FWzH6gIe7M= ) ; keytag 61809`
	`. 172800 IN DNSKEY ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; keytag 20326`
	`. 172800 IN DNSKEY ( 257 3 8 AwEAAa96jeuknZlaeSrvyAJj6ZHv28hhOKkx3rLGXVaC6rXTsDc449/cidltpkyGwCJNnOAlFNKF 2jBosZBU5eeHspaQWOmOElZsjICMQMC3aeHbGiShvZsx4wMYSjH8e7Vrhbu6irwCzVBApESjbUdp WWmEnhathWu1jo+siFUiRAAxm9qyJNg/wOZqqzL/dL/q8PkcRU5oUKEpUge71M3ej2/7CPqpdVwu MoTvoB+ZOT4YeGyxMvHmbrxlFzGOHOijtzN+u1TQNatX2XBuzZNQ1K+s2CXkPIZo7s6JgZyvaBev YtxPvYLw4z9mR7K2vaF18UYH9Z9GNUUeayffKC73PYc= ) ; keytag 38696`
	DNSKEY=20326/SEP is now in the chain-of-trust
	DS=20326/SHA-256 verifies DNSKEY=20326/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`. 172800 IN RRSIG ( DNSKEY 8 0 172800 20251121000000 20251031000000 20326 . qnzPUNeV8plQe0Se5Fa0uHS0Ygf4DSnEekaMeH7GQRbNhk6ntkneJFKUN+EBJQfd/JoaY//18qf4 G6YrWE/a+FwJ5oefafEhuJWhITrXMle9e4oy4Z7sjb7e1ajwGSKlcfp0Rsulv/aPlLLfl+4jUijr zzZUvUJA10LzOwswvjI16xA3HMG9rEh0mKY0RywLI+R5NkYgDzY0QGL9BMaUHWNV+eTFBmMpmg3j jKGnIg8jmFhqcypUqLXW7md/oO+k0A8QG39nGvhx7rVDUoaQd7atJH2jtzGeXW8n/XI/ncI9fSoX rLXu6NvJY5bX6dXI9ypg+sFnkF7Fd4TdZ8AasA== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=61809 is now in the chain-of-trust
	DNSKEY=38696/SEP 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 = 27267 ;; 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 20251114050000 20251101040000 61809 . aOnoHGoF4/NZddE1311Dnp+rFroCKJ7xq+IjLB+9rZ02FKRSTUf0MnBDtTB2sIpSpg5d36xKwL55 f3lFqGUcPh2NX5Z7JIsTc5TUVHjWgeXxTEG7ofw2rIjxdkN5si/9/QMKrRbgzxABgSkmMUiGchVI NQ+nZApK+hnSGvugQ4a67flQlvkE9RcZAb3s3fue7Tt0gE8AqHpC7ZJWXNaEa9yP9ypU3WVbFUdX dnpjApAZfO9MTBJeHCc8Fu/AMEPITW0cOORkddFqB1oUCsH77CHTzzH97Sm1QDTJ6iiXp++JB9VO 3+gwKaH9xSyBNWvG/XoK1DpdRZ+SnLW9k1O+QA== ) ;; 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 k.root-servers.net for gov/DNSKEY
	Received 610 bytes from 193.0.14.129
	;; Response received from [193.0.14.129] 610 octets ;; HEADER SECTION ;; id = 7871 ;; 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 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 20251114050000 20251101040000 61809 . aOnoHGoF4/NZddE1311Dnp+rFroCKJ7xq+IjLB+9rZ02FKRSTUf0MnBDtTB2sIpSpg5d36xKwL55 f3lFqGUcPh2NX5Z7JIsTc5TUVHjWgeXxTEG7ofw2rIjxdkN5si/9/QMKrRbgzxABgSkmMUiGchVI NQ+nZApK+hnSGvugQ4a67flQlvkE9RcZAb3s3fue7Tt0gE8AqHpC7ZJWXNaEa9yP9ypU3WVbFUdX dnpjApAZfO9MTBJeHCc8Fu/AMEPITW0cOORkddFqB1oUCsH77CHTzzH97Sm1QDTJ6iiXp++JB9VO 3+gwKaH9xSyBNWvG/XoK1DpdRZ+SnLW9k1O+QA== ) ;; 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 }
	Found child zone gov

gov

	Checking DS between . and gov
	Query to m.root-servers.net for gov/DS
	Received 367 bytes from 202.12.27.33
	;; Response received from [202.12.27.33] 367 octets ;; HEADER SECTION ;; id = 4650 ;; 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 20251114050000 20251101040000 61809 . aOnoHGoF4/NZddE1311Dnp+rFroCKJ7xq+IjLB+9rZ02FKRSTUf0MnBDtTB2sIpSpg5d36xKwL55 f3lFqGUcPh2NX5Z7JIsTc5TUVHjWgeXxTEG7ofw2rIjxdkN5si/9/QMKrRbgzxABgSkmMUiGchVI NQ+nZApK+hnSGvugQ4a67flQlvkE9RcZAb3s3fue7Tt0gE8AqHpC7ZJWXNaEa9yP9ypU3WVbFUdX dnpjApAZfO9MTBJeHCc8Fu/AMEPITW0cOORkddFqB1oUCsH77CHTzzH97Sm1QDTJ6iiXp++JB9VO 3+gwKaH9xSyBNWvG/XoK1DpdRZ+SnLW9k1O+QA== ) ;; 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 20251114050000 20251101040000 61809 . aOnoHGoF4/NZddE1311Dnp+rFroCKJ7xq+IjLB+9rZ02FKRSTUf0MnBDtTB2sIpSpg5d36xKwL55 f3lFqGUcPh2NX5Z7JIsTc5TUVHjWgeXxTEG7ofw2rIjxdkN5si/9/QMKrRbgzxABgSkmMUiGchVI NQ+nZApK+hnSGvugQ4a67flQlvkE9RcZAb3s3fue7Tt0gE8AqHpC7ZJWXNaEa9yP9ypU3WVbFUdX dnpjApAZfO9MTBJeHCc8Fu/AMEPITW0cOORkddFqB1oUCsH77CHTzzH97Sm1QDTJ6iiXp++JB9VO 3+gwKaH9xSyBNWvG/XoK1DpdRZ+SnLW9k1O+QA== )`
	RRSIG=61809 and DNSKEY=61809 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 d.ns.gov for gov/DNSKEY
	Received 291 bytes from 199.33.233.1
	;; Response received from [199.33.233.1] 291 octets ;; HEADER SECTION ;; id = 29722 ;; 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 20251219110613 20251019110613 2536 gov. j3FRDkQ+/qhx8n7XWgDk7DC6YuMd0K42x1BaoJP4SEm+WtzI5LbaxO7OS3rDz3G0nG4HtRwBe8wW 1w4LNc5mNA== ) ;; 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 20251219110613 20251019110613 2536 gov. j3FRDkQ+/qhx8n7XWgDk7DC6YuMd0K42x1BaoJP4SEm+WtzI5LbaxO7OS3rDz3G0nG4HtRwBe8wW 1w4LNc5mNA== )`
	RRSIG=2536 and DNSKEY=2536/SEP verifies the DNSKEY RRset
	DNSKEY=35496 is now in the chain-of-trust
	Query to c.ns.gov for airnow.gov/A
	Received 496 bytes from 199.33.232.1
	;; Response received from [199.33.232.1] 496 octets ;; HEADER SECTION ;; id = 18346 ;; 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 ( 13009 8 2 3153a088767dff5f4411037dca8dc1cbfdb8880e7151de61c91eba6175a580c9 ) airnow.gov. 3600 IN DS ( 13180 8 2 371805368a372ec4c5b6c0a8e49faa786317ae04d918b53599cf20e21e2c691a ) airnow.gov. 3600 IN RRSIG ( DS 13 2 3600 20251102132406 20251031112406 35496 gov. OozkiS/bhmedv5RbgJ+TgxWyvm+C5WFLZXz3T3OAWqR/kbaCLZcvf3IVx8qRQRZYM8xD2qICgIrV mKuH/+jUZw== ) ;; 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 b.ns.gov for airnow.gov/DNSKEY
	Received 496 bytes from 199.33.231.1
	;; Response received from [199.33.231.1] 496 octets ;; HEADER SECTION ;; id = 11401 ;; 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 ( 13009 8 2 3153a088767dff5f4411037dca8dc1cbfdb8880e7151de61c91eba6175a580c9 ) airnow.gov. 3600 IN DS ( 13180 8 2 371805368a372ec4c5b6c0a8e49faa786317ae04d918b53599cf20e21e2c691a ) airnow.gov. 3600 IN RRSIG ( DS 13 2 3600 20251102132406 20251031112406 35496 gov. CWaowDRSI4oC2mo2xRMQPmtLB6PDEix0duYjj9wTGzjDn7rJ8aZNEJ3tkWtGIljjX+HGqd9/ZzK1 KTmSUd/QDw== ) ;; 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 c.ns.gov for airnow.gov/DS
	Received 234 bytes from 199.33.232.1
	;; Response received from [199.33.232.1] 234 octets ;; HEADER SECTION ;; id = 35474 ;; 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 ( 13009 8 2 3153a088767dff5f4411037dca8dc1cbfdb8880e7151de61c91eba6175a580c9 ) airnow.gov. 3600 IN DS ( 13180 8 2 371805368a372ec4c5b6c0a8e49faa786317ae04d918b53599cf20e21e2c691a ) airnow.gov. 3600 IN RRSIG ( DS 13 2 3600 20251102132406 20251031112406 35496 gov. DWilnSLe6F7sc+AZG1PBKb+Uk4EauKndrZ5J/fzXUU4Wi+GGkeoi+pH2eHkoVDGzp7rLkbMcL+PE 9/oeUthy3g== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DS records for airnow.gov in the gov zone
	DS=13009/SHA-256 has algorithm RSASHA256
	DS=13180/SHA-256 has algorithm RSASHA256
	Found 1 RRSIGs over DS RRset
	`airnow.gov. 3600 IN RRSIG ( DS 13 2 3600 20251102132406 20251031112406 35496 gov. DWilnSLe6F7sc+AZG1PBKb+Uk4EauKndrZ5J/fzXUU4Wi+GGkeoi+pH2eHkoVDGzp7rLkbMcL+PE 9/oeUthy3g== )`
	RRSIG=35496 and DNSKEY=35496 verifies the DS RRset
	DS=13009/SHA-256 is now in the chain-of-trust
	DS=13180/SHA-256 is now in the chain-of-trust
	`airnow.gov. 3600 IN DS ( 13009 8 2 3153a088767dff5f4411037dca8dc1cbfdb8880e7151de61c91eba6175a580c9 )`
	`airnow.gov. 3600 IN DS ( 13180 8 2 371805368a372ec4c5b6c0a8e49faa786317ae04d918b53599cf20e21e2c691a )`
	Query to nccns1.epa.gov for airnow.gov/DNSKEY
	Received 1227 bytes from 134.67.12.5
	;; Response received from [134.67.12.5] 1227 octets ;; HEADER SECTION ;; id = 57554 ;; 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 = 6 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; airnow.gov. IN DNSKEY ;; ANSWER SECTION (6 records) airnow.gov. 172800 IN DNSKEY ( 256 3 8 AwEAAbUIG2fRv7dKbMkNa97fPTaN5TGbyPhHFBmVAzftmoR4ilf9wEiSF2/ogY7EBtulqIddUSVG IckSV79LXHr21Op0TNoAJ0bKu7+kZFvsW0txVb6lkv4uUxvflh4DtJbyESrimStq4+g1puMM5Kg2 XohCvl/YXeODuEnGkWj/s1g1 ) ; keytag 20935 airnow.gov. 172800 IN DNSKEY ( 257 3 8 AwEAAZv34belJ387LywtJMlGDsWKbw0C19UPJST6pXkAKOvb+95N+HzAnw1uzq3Mrd95HOX5pjY1 GUeXg8eU8mqzFoirgN2Kp7tOfrtVnmSoEEMPeH6iQIlOPj1Yybe/PrOG8V/RI4lMJQOpg83agbXi IMdoWpDL9gvVHEuXM4x3+fllJ7bSCxEocfAXj8nCuc2qz9fiE/m0wjC4BMfUuz2Zsx84nK4vvO7s /rXnZp0FBQ31qOzSTDllbapIYPLSt9Q8DJwJ3fcG4eKL+equjP/N23wu9/l5okm20soQCjr4LWRU iqlxbKnG7cxsLmLWRtctnXTEyoPKQnfBsqJSb1Ws3ic= ) ; keytag 13009 airnow.gov. 172800 IN DNSKEY ( 256 3 8 AwEAAbYlxpNgI/jLzr5L6lNbg8r2nypqxjXnAxgYwfKnrEb7VZ0dw13Rrel/BEh9ada4oURFypLs rviuiXBuEvWsmvr+g5SVNqFrH7dZ36xYpnfVuW2AJ1uk1IsPjHPGeDrZL/9aJaVxbu7mp4GzANEC 1GWzJxmSJxzbZWLMJmI251yv ) ; keytag 38670 airnow.gov. 172800 IN DNSKEY ( 256 3 8 AwEAAee2g4xh5yMGExu1uIjzW4rhg7+WuW4ugxgsungsR1l8g7T19R9OjGtr72laKVozJytvEAAX zDxv7BdLjFo/6b4e1IZiTejfBkSTlauB1cDi/45q9iSzSnwhCyIiYHrNeKJ2GnuIwq3Nx/ASbw9n Z1gMntQt36lVl0ZuAUmU/XaN ) ; keytag 53344 airnow.gov. 172800 IN RRSIG ( DNSKEY 8 2 172800 20251104122718 20251031122158 13009 airnow.gov. mL8jEAZ1Vt/T/iM9iW1Q+lAPbxNwfkLnsMSmvoIRGo2mw3GaTo0j4QHhF93CZX3lj5wLNZ/gmkrP 6lX5vtEu7PVBV7LdkYlQl4PU5XQYRwgxCVa5mhbL5FL1Yq0+m8DKG1R0w3mCQYIeU7wIy/Sowhfh FoX77eKnAxq5mu2DOhdQ3MlRQxsS9Kzha63/HdtBdqoZH1IWTOHekAWM3YaoRz0Xd3RRdZjlk7Ay 2nJv9kGGeNTkE4aT4r3g/SIl1HKpEgMKsWN7HUKKSgxRTKU7vUEzoBew6H9Dxyr712X/3wK73/Pr gBVghZOBKadHRMxMTjyfXx8N6xS2UiSRFYUUeA== ) airnow.gov. 172800 IN RRSIG ( DNSKEY 8 2 172800 20251104122718 20251031122158 53344 airnow.gov. 2SShWh7mQJ5SPxQyEx+5gCseUFoxCjqYgvWu0R6dByMoaGgn6tiF+0xwVIIr3mcsnLKoywflfMci 87M4dO4KrYLbnkqFfTR4e6qJFc3MAQ330F16NqT1CkAeiP2RXYYThaffrzZLADpk84qNyx8Io49k gKeaet1J1kQL2Z1YVqI= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 4 DNSKEY records for airnow.gov
	`airnow.gov. 172800 IN DNSKEY ( 256 3 8 AwEAAbUIG2fRv7dKbMkNa97fPTaN5TGbyPhHFBmVAzftmoR4ilf9wEiSF2/ogY7EBtulqIddUSVG IckSV79LXHr21Op0TNoAJ0bKu7+kZFvsW0txVb6lkv4uUxvflh4DtJbyESrimStq4+g1puMM5Kg2 XohCvl/YXeODuEnGkWj/s1g1 ) ; keytag 20935`
	`airnow.gov. 172800 IN DNSKEY ( 257 3 8 AwEAAZv34belJ387LywtJMlGDsWKbw0C19UPJST6pXkAKOvb+95N+HzAnw1uzq3Mrd95HOX5pjY1 GUeXg8eU8mqzFoirgN2Kp7tOfrtVnmSoEEMPeH6iQIlOPj1Yybe/PrOG8V/RI4lMJQOpg83agbXi IMdoWpDL9gvVHEuXM4x3+fllJ7bSCxEocfAXj8nCuc2qz9fiE/m0wjC4BMfUuz2Zsx84nK4vvO7s /rXnZp0FBQ31qOzSTDllbapIYPLSt9Q8DJwJ3fcG4eKL+equjP/N23wu9/l5okm20soQCjr4LWRU iqlxbKnG7cxsLmLWRtctnXTEyoPKQnfBsqJSb1Ws3ic= ) ; keytag 13009`
	`airnow.gov. 172800 IN DNSKEY ( 256 3 8 AwEAAbYlxpNgI/jLzr5L6lNbg8r2nypqxjXnAxgYwfKnrEb7VZ0dw13Rrel/BEh9ada4oURFypLs rviuiXBuEvWsmvr+g5SVNqFrH7dZ36xYpnfVuW2AJ1uk1IsPjHPGeDrZL/9aJaVxbu7mp4GzANEC 1GWzJxmSJxzbZWLMJmI251yv ) ; keytag 38670`
	`airnow.gov. 172800 IN DNSKEY ( 256 3 8 AwEAAee2g4xh5yMGExu1uIjzW4rhg7+WuW4ugxgsungsR1l8g7T19R9OjGtr72laKVozJytvEAAX zDxv7BdLjFo/6b4e1IZiTejfBkSTlauB1cDi/45q9iSzSnwhCyIiYHrNeKJ2GnuIwq3Nx/ASbw9n Z1gMntQt36lVl0ZuAUmU/XaN ) ; keytag 53344`
	DNSKEY=13009/SEP is now in the chain-of-trust
	DS=13009/SHA-256 verifies DNSKEY=13009/SEP
	DS=13180/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 20251104122718 20251031122158 13009 airnow.gov. mL8jEAZ1Vt/T/iM9iW1Q+lAPbxNwfkLnsMSmvoIRGo2mw3GaTo0j4QHhF93CZX3lj5wLNZ/gmkrP 6lX5vtEu7PVBV7LdkYlQl4PU5XQYRwgxCVa5mhbL5FL1Yq0+m8DKG1R0w3mCQYIeU7wIy/Sowhfh FoX77eKnAxq5mu2DOhdQ3MlRQxsS9Kzha63/HdtBdqoZH1IWTOHekAWM3YaoRz0Xd3RRdZjlk7Ay 2nJv9kGGeNTkE4aT4r3g/SIl1HKpEgMKsWN7HUKKSgxRTKU7vUEzoBew6H9Dxyr712X/3wK73/Pr gBVghZOBKadHRMxMTjyfXx8N6xS2UiSRFYUUeA== )`
	`airnow.gov. 172800 IN RRSIG ( DNSKEY 8 2 172800 20251104122718 20251031122158 53344 airnow.gov. 2SShWh7mQJ5SPxQyEx+5gCseUFoxCjqYgvWu0R6dByMoaGgn6tiF+0xwVIIr3mcsnLKoywflfMci 87M4dO4KrYLbnkqFfTR4e6qJFc3MAQ330F16NqT1CkAeiP2RXYYThaffrzZLADpk84qNyx8Io49k gKeaet1J1kQL2Z1YVqI= )`
	RRSIG=13009 and DNSKEY=13009/SEP verifies the DNSKEY RRset
	RRSIG=53344 and DNSKEY=53344 verifies the DNSKEY RRset
	DNSKEY=20935 is now in the chain-of-trust
	DNSKEY=38670 is now in the chain-of-trust
	DNSKEY=53344 is now in the chain-of-trust
	Query to dcns2.epa.gov for airnow.gov/A
	Received 531 bytes from 161.80.212.15
	;; Response received from [161.80.212.15] 531 octets ;; HEADER SECTION ;; id = 56187 ;; 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 = 0 ;; nscount = 4 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; airnow.gov. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) airnow.gov. 900 IN SOA ( rtpgm.ddi.epa.gov. dnsadmin.epa.gov. 2021127453 ;serial 10800 ;refresh 1080 ;retry 2419200 ;expire 900 ;minimum ) airnow.gov. 900 IN RRSIG ( SOA 8 2 3600 20251104134651 20251031124651 53344 airnow.gov. VCsmpA2IL0ZZPLbMu1ZbL0lARBkjEJYQshYGKbw+IdS5mUtg4RdpMBv0TbnQvU7oSagR71Xwk8xn UBUZZPpy9upvLwU4HDgqhqwMrUNm57az+tQbmadLXVFO7GNGK+ZDhrum+15NEOwJlvXYjUlLpu8y tdUd9b96HfC134/ClsU= ) C81O8GBNNUQDBG8QVL92JI8O8F36I2BF.airnow.gov. 900 IN NSEC3 ( 1 0 10 1ef2ba e4cd6k1vl5pcu2etgu2il1b6stpe8j9v NS SOA TXT RRSIG DNSKEY NSEC3PARAM ) C81O8GBNNUQDBG8QVL92JI8O8F36I2BF.airnow.gov. 900 IN RRSIG ( NSEC3 8 3 900 20251104123823 20251031123203 53344 airnow.gov. aAb0VbhK8ZQij7uAC40Lp2jUukeo4h2hkdVli2a8MYraZ62pxlfrGA09OajV6/FTWCM/zvSXf5Vw PbEHsO/1Z+/a+12BgApRlpsDgWogc2VK/BNyNP41mAXM/uXtX/wC9Od9varIKKLHgqEgKMZy78AF gfKP52D3L/4QzGRSqsk= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	dcns2.epa.gov is authoritative for airnow.gov
	Found RRSIG signed by airnow.gov zone
	Query to nccns1.epa.gov for airnow.gov/SOA
	Received 278 bytes from 134.67.12.5
	;; Response received from [134.67.12.5] 278 octets ;; HEADER SECTION ;; id = 23651 ;; 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. 2021127453 ;serial 10800 ;refresh 1080 ;retry 2419200 ;expire 900 ;minimum ) airnow.gov. 3600 IN RRSIG ( SOA 8 2 3600 20251104134651 20251031124651 53344 airnow.gov. VCsmpA2IL0ZZPLbMu1ZbL0lARBkjEJYQshYGKbw+IdS5mUtg4RdpMBv0TbnQvU7oSagR71Xwk8xn UBUZZPpy9upvLwU4HDgqhqwMrUNm57az+tQbmadLXVFO7GNGK+ZDhrum+15NEOwJlvXYjUlLpu8y tdUd9b96HfC134/ClsU= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to nccns2.epa.gov for airnow.gov/SOA
	Received 278 bytes from 134.67.12.15
	;; Response received from [134.67.12.15] 278 octets ;; HEADER SECTION ;; id = 23848 ;; 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. 2021127453 ;serial 10800 ;refresh 1080 ;retry 2419200 ;expire 900 ;minimum ) airnow.gov. 3600 IN RRSIG ( SOA 8 2 3600 20251104134651 20251031124651 53344 airnow.gov. VCsmpA2IL0ZZPLbMu1ZbL0lARBkjEJYQshYGKbw+IdS5mUtg4RdpMBv0TbnQvU7oSagR71Xwk8xn UBUZZPpy9upvLwU4HDgqhqwMrUNm57az+tQbmadLXVFO7GNGK+ZDhrum+15NEOwJlvXYjUlLpu8y tdUd9b96HfC134/ClsU= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to dcns1.epa.gov for airnow.gov/SOA
	Received 278 bytes from 161.80.212.5
	;; Response received from [161.80.212.5] 278 octets ;; HEADER SECTION ;; id = 23877 ;; 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. 2021127453 ;serial 10800 ;refresh 1080 ;retry 2419200 ;expire 900 ;minimum ) airnow.gov. 3600 IN RRSIG ( SOA 8 2 3600 20251104134651 20251031124651 53344 airnow.gov. VCsmpA2IL0ZZPLbMu1ZbL0lARBkjEJYQshYGKbw+IdS5mUtg4RdpMBv0TbnQvU7oSagR71Xwk8xn UBUZZPpy9upvLwU4HDgqhqwMrUNm57az+tQbmadLXVFO7GNGK+ZDhrum+15NEOwJlvXYjUlLpu8y tdUd9b96HfC134/ClsU= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to dcns2.epa.gov for airnow.gov/A
	Received 531 bytes from 161.80.212.15
	;; Response received from [161.80.212.15] 531 octets ;; HEADER SECTION ;; id = 48461 ;; 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 = 0 ;; nscount = 4 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; airnow.gov. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) airnow.gov. 900 IN SOA ( rtpgm.ddi.epa.gov. dnsadmin.epa.gov. 2021127453 ;serial 10800 ;refresh 1080 ;retry 2419200 ;expire 900 ;minimum ) airnow.gov. 900 IN RRSIG ( SOA 8 2 3600 20251104134651 20251031124651 53344 airnow.gov. VCsmpA2IL0ZZPLbMu1ZbL0lARBkjEJYQshYGKbw+IdS5mUtg4RdpMBv0TbnQvU7oSagR71Xwk8xn UBUZZPpy9upvLwU4HDgqhqwMrUNm57az+tQbmadLXVFO7GNGK+ZDhrum+15NEOwJlvXYjUlLpu8y tdUd9b96HfC134/ClsU= ) C81O8GBNNUQDBG8QVL92JI8O8F36I2BF.airnow.gov. 900 IN NSEC3 ( 1 0 10 1ef2ba e4cd6k1vl5pcu2etgu2il1b6stpe8j9v NS SOA TXT RRSIG DNSKEY NSEC3PARAM ) C81O8GBNNUQDBG8QVL92JI8O8F36I2BF.airnow.gov. 900 IN RRSIG ( NSEC3 8 3 900 20251104123823 20251031123203 53344 airnow.gov. aAb0VbhK8ZQij7uAC40Lp2jUukeo4h2hkdVli2a8MYraZ62pxlfrGA09OajV6/FTWCM/zvSXf5Vw PbEHsO/1Z+/a+12BgApRlpsDgWogc2VK/BNyNP41mAXM/uXtX/wC9Od9varIKKLHgqEgKMZy78AF gfKP52D3L/4QzGRSqsk= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	NSEC3 validation not implemented yet
	Found 1 RRSIGs over SOA RRset
	`airnow.gov. 900 IN RRSIG ( SOA 8 2 3600 20251104134651 20251031124651 53344 airnow.gov. VCsmpA2IL0ZZPLbMu1ZbL0lARBkjEJYQshYGKbw+IdS5mUtg4RdpMBv0TbnQvU7oSagR71Xwk8xn UBUZZPpy9upvLwU4HDgqhqwMrUNm57az+tQbmadLXVFO7GNGK+ZDhrum+15NEOwJlvXYjUlLpu8y tdUd9b96HfC134/ClsU= )`
	RRSIG=53344 and DNSKEY=53344 verifies the SOA RRset

airnow.gov

	Query to nccns2.epa.gov for airnow.gov/A
	Received 531 bytes from 134.67.12.15
	;; Response received from [134.67.12.15] 531 octets ;; HEADER SECTION ;; id = 15224 ;; 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 = 0 ;; nscount = 4 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; airnow.gov. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) airnow.gov. 900 IN SOA ( rtpgm.ddi.epa.gov. dnsadmin.epa.gov. 2021127453 ;serial 10800 ;refresh 1080 ;retry 2419200 ;expire 900 ;minimum ) airnow.gov. 900 IN RRSIG ( SOA 8 2 3600 20251104134651 20251031124651 53344 airnow.gov. VCsmpA2IL0ZZPLbMu1ZbL0lARBkjEJYQshYGKbw+IdS5mUtg4RdpMBv0TbnQvU7oSagR71Xwk8xn UBUZZPpy9upvLwU4HDgqhqwMrUNm57az+tQbmadLXVFO7GNGK+ZDhrum+15NEOwJlvXYjUlLpu8y tdUd9b96HfC134/ClsU= ) C81O8GBNNUQDBG8QVL92JI8O8F36I2BF.airnow.gov. 900 IN NSEC3 ( 1 0 10 1ef2ba e4cd6k1vl5pcu2etgu2il1b6stpe8j9v NS SOA TXT RRSIG DNSKEY NSEC3PARAM ) C81O8GBNNUQDBG8QVL92JI8O8F36I2BF.airnow.gov. 900 IN RRSIG ( NSEC3 8 3 900 20251104123823 20251031123203 53344 airnow.gov. aAb0VbhK8ZQij7uAC40Lp2jUukeo4h2hkdVli2a8MYraZ62pxlfrGA09OajV6/FTWCM/zvSXf5Vw PbEHsO/1Z+/a+12BgApRlpsDgWogc2VK/BNyNP41mAXM/uXtX/wC9Od9varIKKLHgqEgKMZy78AF gfKP52D3L/4QzGRSqsk= ) ;; 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 531 bytes from 134.67.12.15
	;; Response received from [134.67.12.15] 531 octets ;; HEADER SECTION ;; id = 46929 ;; 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 = 0 ;; nscount = 4 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; airnow.gov. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) airnow.gov. 900 IN SOA ( rtpgm.ddi.epa.gov. dnsadmin.epa.gov. 2021127453 ;serial 10800 ;refresh 1080 ;retry 2419200 ;expire 900 ;minimum ) airnow.gov. 900 IN RRSIG ( SOA 8 2 3600 20251104134651 20251031124651 53344 airnow.gov. VCsmpA2IL0ZZPLbMu1ZbL0lARBkjEJYQshYGKbw+IdS5mUtg4RdpMBv0TbnQvU7oSagR71Xwk8xn UBUZZPpy9upvLwU4HDgqhqwMrUNm57az+tQbmadLXVFO7GNGK+ZDhrum+15NEOwJlvXYjUlLpu8y tdUd9b96HfC134/ClsU= ) C81O8GBNNUQDBG8QVL92JI8O8F36I2BF.airnow.gov. 900 IN NSEC3 ( 1 0 10 1ef2ba e4cd6k1vl5pcu2etgu2il1b6stpe8j9v NS SOA TXT RRSIG DNSKEY NSEC3PARAM ) C81O8GBNNUQDBG8QVL92JI8O8F36I2BF.airnow.gov. 900 IN RRSIG ( NSEC3 8 3 900 20251104123823 20251031123203 53344 airnow.gov. aAb0VbhK8ZQij7uAC40Lp2jUukeo4h2hkdVli2a8MYraZ62pxlfrGA09OajV6/FTWCM/zvSXf5Vw PbEHsO/1Z+/a+12BgApRlpsDgWogc2VK/BNyNP41mAXM/uXtX/wC9Od9varIKKLHgqEgKMZy78AF gfKP52D3L/4QzGRSqsk= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	NSEC3 validation not implemented yet
	Found 1 RRSIGs over SOA RRset
	`airnow.gov. 900 IN RRSIG ( SOA 8 2 3600 20251104134651 20251031124651 53344 airnow.gov. VCsmpA2IL0ZZPLbMu1ZbL0lARBkjEJYQshYGKbw+IdS5mUtg4RdpMBv0TbnQvU7oSagR71Xwk8xn UBUZZPpy9upvLwU4HDgqhqwMrUNm57az+tQbmadLXVFO7GNGK+ZDhrum+15NEOwJlvXYjUlLpu8y tdUd9b96HfC134/ClsU= )`
	RRSIG=53344 and DNSKEY=53344 verifies the SOA RRset

airnow.gov

	Query to dcns1.epa.gov for airnow.gov/A
	Received 531 bytes from 161.80.212.5
	;; Response received from [161.80.212.5] 531 octets ;; HEADER SECTION ;; id = 6041 ;; 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 = 0 ;; nscount = 4 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; airnow.gov. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) airnow.gov. 900 IN SOA ( rtpgm.ddi.epa.gov. dnsadmin.epa.gov. 2021127453 ;serial 10800 ;refresh 1080 ;retry 2419200 ;expire 900 ;minimum ) airnow.gov. 900 IN RRSIG ( SOA 8 2 3600 20251104134651 20251031124651 53344 airnow.gov. VCsmpA2IL0ZZPLbMu1ZbL0lARBkjEJYQshYGKbw+IdS5mUtg4RdpMBv0TbnQvU7oSagR71Xwk8xn UBUZZPpy9upvLwU4HDgqhqwMrUNm57az+tQbmadLXVFO7GNGK+ZDhrum+15NEOwJlvXYjUlLpu8y tdUd9b96HfC134/ClsU= ) C81O8GBNNUQDBG8QVL92JI8O8F36I2BF.airnow.gov. 900 IN NSEC3 ( 1 0 10 1ef2ba e4cd6k1vl5pcu2etgu2il1b6stpe8j9v NS SOA TXT RRSIG DNSKEY NSEC3PARAM ) C81O8GBNNUQDBG8QVL92JI8O8F36I2BF.airnow.gov. 900 IN RRSIG ( NSEC3 8 3 900 20251104123823 20251031123203 53344 airnow.gov. aAb0VbhK8ZQij7uAC40Lp2jUukeo4h2hkdVli2a8MYraZ62pxlfrGA09OajV6/FTWCM/zvSXf5Vw PbEHsO/1Z+/a+12BgApRlpsDgWogc2VK/BNyNP41mAXM/uXtX/wC9Od9varIKKLHgqEgKMZy78AF gfKP52D3L/4QzGRSqsk= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	dcns1.epa.gov is authoritative for airnow.gov
	Found RRSIG signed by airnow.gov zone
	Query to dcns1.epa.gov for airnow.gov/A
	Received 531 bytes from 161.80.212.5
	;; Response received from [161.80.212.5] 531 octets ;; HEADER SECTION ;; id = 4576 ;; 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 = 0 ;; nscount = 4 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; airnow.gov. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) airnow.gov. 900 IN SOA ( rtpgm.ddi.epa.gov. dnsadmin.epa.gov. 2021127453 ;serial 10800 ;refresh 1080 ;retry 2419200 ;expire 900 ;minimum ) airnow.gov. 900 IN RRSIG ( SOA 8 2 3600 20251104134651 20251031124651 53344 airnow.gov. VCsmpA2IL0ZZPLbMu1ZbL0lARBkjEJYQshYGKbw+IdS5mUtg4RdpMBv0TbnQvU7oSagR71Xwk8xn UBUZZPpy9upvLwU4HDgqhqwMrUNm57az+tQbmadLXVFO7GNGK+ZDhrum+15NEOwJlvXYjUlLpu8y tdUd9b96HfC134/ClsU= ) C81O8GBNNUQDBG8QVL92JI8O8F36I2BF.airnow.gov. 900 IN NSEC3 ( 1 0 10 1ef2ba e4cd6k1vl5pcu2etgu2il1b6stpe8j9v NS SOA TXT RRSIG DNSKEY NSEC3PARAM ) C81O8GBNNUQDBG8QVL92JI8O8F36I2BF.airnow.gov. 900 IN RRSIG ( NSEC3 8 3 900 20251104123823 20251031123203 53344 airnow.gov. aAb0VbhK8ZQij7uAC40Lp2jUukeo4h2hkdVli2a8MYraZ62pxlfrGA09OajV6/FTWCM/zvSXf5Vw PbEHsO/1Z+/a+12BgApRlpsDgWogc2VK/BNyNP41mAXM/uXtX/wC9Od9varIKKLHgqEgKMZy78AF gfKP52D3L/4QzGRSqsk= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	NSEC3 validation not implemented yet
	Found 1 RRSIGs over SOA RRset
	`airnow.gov. 900 IN RRSIG ( SOA 8 2 3600 20251104134651 20251031124651 53344 airnow.gov. VCsmpA2IL0ZZPLbMu1ZbL0lARBkjEJYQshYGKbw+IdS5mUtg4RdpMBv0TbnQvU7oSagR71Xwk8xn UBUZZPpy9upvLwU4HDgqhqwMrUNm57az+tQbmadLXVFO7GNGK+ZDhrum+15NEOwJlvXYjUlLpu8y tdUd9b96HfC134/ClsU= )`
	RRSIG=53344 and DNSKEY=53344 verifies the SOA RRset

airnow.gov

	Query to nccns1.epa.gov for airnow.gov/A
	Received 531 bytes from 134.67.12.5
	;; Response received from [134.67.12.5] 531 octets ;; HEADER SECTION ;; id = 54986 ;; 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 = 0 ;; nscount = 4 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; airnow.gov. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) airnow.gov. 900 IN SOA ( rtpgm.ddi.epa.gov. dnsadmin.epa.gov. 2021127453 ;serial 10800 ;refresh 1080 ;retry 2419200 ;expire 900 ;minimum ) airnow.gov. 900 IN RRSIG ( SOA 8 2 3600 20251104134651 20251031124651 53344 airnow.gov. VCsmpA2IL0ZZPLbMu1ZbL0lARBkjEJYQshYGKbw+IdS5mUtg4RdpMBv0TbnQvU7oSagR71Xwk8xn UBUZZPpy9upvLwU4HDgqhqwMrUNm57az+tQbmadLXVFO7GNGK+ZDhrum+15NEOwJlvXYjUlLpu8y tdUd9b96HfC134/ClsU= ) C81O8GBNNUQDBG8QVL92JI8O8F36I2BF.airnow.gov. 900 IN NSEC3 ( 1 0 10 1ef2ba e4cd6k1vl5pcu2etgu2il1b6stpe8j9v NS SOA TXT RRSIG DNSKEY NSEC3PARAM ) C81O8GBNNUQDBG8QVL92JI8O8F36I2BF.airnow.gov. 900 IN RRSIG ( NSEC3 8 3 900 20251104123823 20251031123203 53344 airnow.gov. aAb0VbhK8ZQij7uAC40Lp2jUukeo4h2hkdVli2a8MYraZ62pxlfrGA09OajV6/FTWCM/zvSXf5Vw PbEHsO/1Z+/a+12BgApRlpsDgWogc2VK/BNyNP41mAXM/uXtX/wC9Od9varIKKLHgqEgKMZy78AF gfKP52D3L/4QzGRSqsk= ) ;; 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 531 bytes from 134.67.12.5
	;; Response received from [134.67.12.5] 531 octets ;; HEADER SECTION ;; id = 36301 ;; 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 = 0 ;; nscount = 4 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; airnow.gov. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) airnow.gov. 900 IN SOA ( rtpgm.ddi.epa.gov. dnsadmin.epa.gov. 2021127453 ;serial 10800 ;refresh 1080 ;retry 2419200 ;expire 900 ;minimum ) airnow.gov. 900 IN RRSIG ( SOA 8 2 3600 20251104134651 20251031124651 53344 airnow.gov. VCsmpA2IL0ZZPLbMu1ZbL0lARBkjEJYQshYGKbw+IdS5mUtg4RdpMBv0TbnQvU7oSagR71Xwk8xn UBUZZPpy9upvLwU4HDgqhqwMrUNm57az+tQbmadLXVFO7GNGK+ZDhrum+15NEOwJlvXYjUlLpu8y tdUd9b96HfC134/ClsU= ) C81O8GBNNUQDBG8QVL92JI8O8F36I2BF.airnow.gov. 900 IN NSEC3 ( 1 0 10 1ef2ba e4cd6k1vl5pcu2etgu2il1b6stpe8j9v NS SOA TXT RRSIG DNSKEY NSEC3PARAM ) C81O8GBNNUQDBG8QVL92JI8O8F36I2BF.airnow.gov. 900 IN RRSIG ( NSEC3 8 3 900 20251104123823 20251031123203 53344 airnow.gov. aAb0VbhK8ZQij7uAC40Lp2jUukeo4h2hkdVli2a8MYraZ62pxlfrGA09OajV6/FTWCM/zvSXf5Vw PbEHsO/1Z+/a+12BgApRlpsDgWogc2VK/BNyNP41mAXM/uXtX/wC9Od9varIKKLHgqEgKMZy78AF gfKP52D3L/4QzGRSqsk= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	NSEC3 validation not implemented yet
	Found 1 RRSIGs over SOA RRset
	`airnow.gov. 900 IN RRSIG ( SOA 8 2 3600 20251104134651 20251031124651 53344 airnow.gov. VCsmpA2IL0ZZPLbMu1ZbL0lARBkjEJYQshYGKbw+IdS5mUtg4RdpMBv0TbnQvU7oSagR71Xwk8xn UBUZZPpy9upvLwU4HDgqhqwMrUNm57az+tQbmadLXVFO7GNGK+ZDhrum+15NEOwJlvXYjUlLpu8y tdUd9b96HfC134/ClsU= )`
	RRSIG=53344 and DNSKEY=53344 verifies the SOA RRset

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