DNSSEC Debugger - AIRNOW.GOV

Domain Name:

Time: 2026-02-23 03:23:58 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 a.root-servers.net for ./DNSKEY
	Received 1139 bytes from 198.41.0.4
	;; Response received from [198.41.0.4] 1139 octets ;; HEADER SECTION ;; id = 7685 ;; 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": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; . IN DNSKEY ;; ANSWER SECTION (4 records) . 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 ( 256 3 8 AwEAAbNTVC2+pry4pc37pZI9Oj6b8FHxT3VGrvSPKLE1Tjyfe2kUZUtVX5xrv6AV4BVO+ygrYjGZ MNgEnbLU4zknnlnhI2e0g6iTza1aZh0dRZXGH16C1NUNq1CxBkUhIYQhQDeIOtLacx+RmFTc+hSH JJ2MJ79IS00kA7eKi6mofQ7SPJmdJVjI+JAx791y0f5QaB+iHGANU53FwiYXNUQjfAzCrtOaSevG sx8SO8BTaXLAjFq5eewOtwScVwfVDhEXlvpE6e+mIncwhNKaMRD9IPuHENqCNPI5MjxfAMVS6cEY 8eEozIkv/vHc+0Auu3n+Fcx6F2Js4KPXaHEShAXugfU= ) ; keytag 21831 . 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 20260313000000 20260220000000 20326 . JZtm46fb0oPZQLxBUHYEG5Fv0arLLlu7lUpYjsEPdGrggxWWMbB/rA0CbLCsZ0+rk84t5BvOtfPd mBDhJiDQhzJSRK8l8u0roT79KnJU81H+Hdzg+/095yK9djpihg/72I9UyJO3UU1SIdmxzriTE15z Tz/QrKKLME3vp5lBSPkggMMrRkKNW2rpL1JgD6bsXNqJLEHTfpNRGX0EbEKW9VKK27rXxXFa3r0X V2mvOrNiDOCN1nl1YTHWOkuNGxpKlv+kDwrDyGs5Z8WJb4gm47O1xOijfna5dzlEXAjqahKboJsF kMHrQdSnYG0XcTdxhAAMnQjbxDfBEeowXrOt8w== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 3 DNSKEY records for .
	`. 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 ( 256 3 8 AwEAAbNTVC2+pry4pc37pZI9Oj6b8FHxT3VGrvSPKLE1Tjyfe2kUZUtVX5xrv6AV4BVO+ygrYjGZ MNgEnbLU4zknnlnhI2e0g6iTza1aZh0dRZXGH16C1NUNq1CxBkUhIYQhQDeIOtLacx+RmFTc+hSH JJ2MJ79IS00kA7eKi6mofQ7SPJmdJVjI+JAx791y0f5QaB+iHGANU53FwiYXNUQjfAzCrtOaSevG sx8SO8BTaXLAjFq5eewOtwScVwfVDhEXlvpE6e+mIncwhNKaMRD9IPuHENqCNPI5MjxfAMVS6cEY 8eEozIkv/vHc+0Auu3n+Fcx6F2Js4KPXaHEShAXugfU= ) ; keytag 21831`
	`. 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 20260313000000 20260220000000 20326 . JZtm46fb0oPZQLxBUHYEG5Fv0arLLlu7lUpYjsEPdGrggxWWMbB/rA0CbLCsZ0+rk84t5BvOtfPd mBDhJiDQhzJSRK8l8u0roT79KnJU81H+Hdzg+/095yK9djpihg/72I9UyJO3UU1SIdmxzriTE15z Tz/QrKKLME3vp5lBSPkggMMrRkKNW2rpL1JgD6bsXNqJLEHTfpNRGX0EbEKW9VKK27rXxXFa3r0X V2mvOrNiDOCN1nl1YTHWOkuNGxpKlv+kDwrDyGs5Z8WJb4gm47O1xOijfna5dzlEXAjqahKboJsF kMHrQdSnYG0XcTdxhAAMnQjbxDfBEeowXrOt8w== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=21831 is now in the chain-of-trust
	DNSKEY=38696/SEP is now in the chain-of-trust
	Query to g.root-servers.net for AIRNOW.GOV/A
	Received 623 bytes from 192.112.36.4
	;; Response received from [192.112.36.4] 623 octets ;; HEADER SECTION ;; id = 49930 ;; 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) ;; AIRNOW.GOV. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (6 records) gov. 172800 IN NS c.ns.gov. gov. 172800 IN NS d.ns.gov. gov. 172800 IN NS a.ns.gov. gov. 172800 IN NS b.ns.gov. gov. 86400 IN DS ( 2536 13 2 0baf26b7bbf313a859046fd3b1ee49ddfba33934cfb3e717c21e2a2935c2f259 ) gov. 86400 IN RRSIG ( DS 8 1 86400 20260307170000 20260222160000 21831 . iNEVt90L3tqr3i4eQ07otLuJfszsqVrU+kUXbSWkPKG7P1+bo5iLGOR8nb8uHDWqO2Lwnk7OUxOd gLs7tEmLWJ/pt2ozKYp16W+jXrOVEhrrJOIcFPAvp+VIOLoQzBCX0odXeR+aTytovQWPx7OCNPxr Pxe1K+Yp71QqvPGgXJJDJ6X53yOFjpuJiRlLMe4BubrjdbaE+j5gpAONjjtD/8VWrfknPr8NYM4B g13SERdkc7OlfzkD75pVV98e1JtlNEJXI9ucCoEv6wlnpgX8lkaGIJmNz+Gz9RUlVF6fKLw0fNNt sLB6SXiw8EFQX/PgbPnWsG48aRx8tOY01qDKIA== ) ;; 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 }
	Query to f.root-servers.net for GOV/DNSKEY
	Received 610 bytes from 192.5.5.241
	;; Response received from [192.5.5.241] 610 octets ;; HEADER SECTION ;; id = 1219 ;; 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) ;; 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 20260307170000 20260222160000 21831 . iNEVt90L3tqr3i4eQ07otLuJfszsqVrU+kUXbSWkPKG7P1+bo5iLGOR8nb8uHDWqO2Lwnk7OUxOd gLs7tEmLWJ/pt2ozKYp16W+jXrOVEhrrJOIcFPAvp+VIOLoQzBCX0odXeR+aTytovQWPx7OCNPxr Pxe1K+Yp71QqvPGgXJJDJ6X53yOFjpuJiRlLMe4BubrjdbaE+j5gpAONjjtD/8VWrfknPr8NYM4B g13SERdkc7OlfzkD75pVV98e1JtlNEJXI9ucCoEv6wlnpgX8lkaGIJmNz+Gz9RUlVF6fKLw0fNNt sLB6SXiw8EFQX/PgbPnWsG48aRx8tOY01qDKIA== ) ;; 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 b.root-servers.net for GOV/DS
	Received 367 bytes from 170.247.170.2
	;; Response received from [170.247.170.2] 367 octets ;; HEADER SECTION ;; id = 24151 ;; 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 20260307170000 20260222160000 21831 . iNEVt90L3tqr3i4eQ07otLuJfszsqVrU+kUXbSWkPKG7P1+bo5iLGOR8nb8uHDWqO2Lwnk7OUxOd gLs7tEmLWJ/pt2ozKYp16W+jXrOVEhrrJOIcFPAvp+VIOLoQzBCX0odXeR+aTytovQWPx7OCNPxr Pxe1K+Yp71QqvPGgXJJDJ6X53yOFjpuJiRlLMe4BubrjdbaE+j5gpAONjjtD/8VWrfknPr8NYM4B g13SERdkc7OlfzkD75pVV98e1JtlNEJXI9ucCoEv6wlnpgX8lkaGIJmNz+Gz9RUlVF6fKLw0fNNt sLB6SXiw8EFQX/PgbPnWsG48aRx8tOY01qDKIA== ) ;; 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 20260307170000 20260222160000 21831 . iNEVt90L3tqr3i4eQ07otLuJfszsqVrU+kUXbSWkPKG7P1+bo5iLGOR8nb8uHDWqO2Lwnk7OUxOd gLs7tEmLWJ/pt2ozKYp16W+jXrOVEhrrJOIcFPAvp+VIOLoQzBCX0odXeR+aTytovQWPx7OCNPxr Pxe1K+Yp71QqvPGgXJJDJ6X53yOFjpuJiRlLMe4BubrjdbaE+j5gpAONjjtD/8VWrfknPr8NYM4B g13SERdkc7OlfzkD75pVV98e1JtlNEJXI9ucCoEv6wlnpgX8lkaGIJmNz+Gz9RUlVF6fKLw0fNNt sLB6SXiw8EFQX/PgbPnWsG48aRx8tOY01qDKIA== )`
	RRSIG=21831 and DNSKEY=21831 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 b.ns.GOV for GOV/DNSKEY
	Received 291 bytes from 199.33.231.1
	;; Response received from [199.33.231.1] 291 octets ;; HEADER SECTION ;; id = 6095 ;; 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 20260418110625 20260216110625 2536 gov. I0iSDDCNvKVMZA6sNbu/vSpxFxExdKw4wolKgp9n5lVU+L+LLIrgFsg7MfMTRCgrMX1UDqFBsElS w+yMvE1WnQ== ) ;; 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 20260418110625 20260216110625 2536 gov. I0iSDDCNvKVMZA6sNbu/vSpxFxExdKw4wolKgp9n5lVU+L+LLIrgFsg7MfMTRCgrMX1UDqFBsElS w+yMvE1WnQ== )`
	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 = 46885 ;; 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 ( 21100 8 2 cd16197227bea526e1506d3e90731352ea6ae9e6a0b3c0dfb429c7a246c695ea ) AIRNOW.GOV. 3600 IN RRSIG ( DS 13 2 3600 20260224042358 20260222022358 35496 gov. 4jq31gGFq9hh7zp0lRpMJY39C+NgWKlNMy5BrxbvEcphD4cWMhN11AjDBhcuMq436SPb6QTvABly fBw0+UwJOQ== ) ;; 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 c.ns.GOV for AIRNOW.GOV/DNSKEY
	Received 496 bytes from 199.33.232.1
	;; Response received from [199.33.232.1] 496 octets ;; HEADER SECTION ;; id = 48444 ;; 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 ( 21100 8 2 cd16197227bea526e1506d3e90731352ea6ae9e6a0b3c0dfb429c7a246c695ea ) AIRNOW.GOV. 3600 IN RRSIG ( DS 13 2 3600 20260224042358 20260222022358 35496 gov. VYqnBQGMY9Vznx36NrV3AJETH58H0P947DvmuA1S4dxagTtqqnpSM1568WvjWardd9JTxBCyUxNj 7eF/KnUS8A== ) ;; 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 = 20083 ;; 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 ( 21100 8 2 cd16197227bea526e1506d3e90731352ea6ae9e6a0b3c0dfb429c7a246c695ea ) AIRNOW.GOV. 3600 IN RRSIG ( DS 13 2 3600 20260224042358 20260222022358 35496 gov. 2ZgVHjXrBz0mTVAHFV5vz3dpA6xfRYy+uONMb/ag9tY7dyUNVTtYFmWmISbmCcmdHJUtEv2nhbys 02i1YqnHSg== ) ;; 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=21100/SHA-256 has algorithm RSASHA256
	Found 1 RRSIGs over DS RRset
	`AIRNOW.GOV. 3600 IN RRSIG ( DS 13 2 3600 20260224042358 20260222022358 35496 gov. 2ZgVHjXrBz0mTVAHFV5vz3dpA6xfRYy+uONMb/ag9tY7dyUNVTtYFmWmISbmCcmdHJUtEv2nhbys 02i1YqnHSg== )`
	RRSIG=35496 and DNSKEY=35496 verifies the DS RRset
	DS=13009/SHA-256 is now in the chain-of-trust
	DS=21100/SHA-256 is now in the chain-of-trust
	`AIRNOW.GOV. 3600 IN DS ( 13009 8 2 3153a088767dff5f4411037dca8dc1cbfdb8880e7151de61c91eba6175a580c9 )`
	`AIRNOW.GOV. 3600 IN DS ( 21100 8 2 cd16197227bea526e1506d3e90731352ea6ae9e6a0b3c0dfb429c7a246c695ea )`
	Query to nccns1.epa.GOV for AIRNOW.GOV/DNSKEY
	Received 1653 bytes from 134.67.12.5
	;; Response received from [134.67.12.5] 1653 octets ;; HEADER SECTION ;; id = 26443 ;; 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 = 7 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; AIRNOW.GOV. IN DNSKEY ;; ANSWER SECTION (7 records) 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 ( 257 3 8 AwEAAdDhmB/gcw12Toqwh+oX7jNMnpk7KNPMTo+pojHVhRUq2hafaMTLIvzdjwafjbKz4wm4tIgx 87DwmnFs47tOwVrgna1/RVw3mOYQgKGswb9C4Zv0HrOOaFyUQWCm/qDQqa3NyO0D7fp8FjDamSOh h5o15uUlanonvqg1slNnHaEJj8jh/49Ha6sUbRH1BlWAWB8YB04QQG/thnrq/TLLuLgJp1xMRev7 fYcmng8nlmZPyDcI7bGbEHzywrylwej0lsoZ8xvaD/Jy79/eFFLWnTjbS9piqOnp4ODVF6/xPQ8p I3Piynru2d/OzHeyhkpqDyhMkigemZr0eGIcsmGzzdU= ) ; keytag 21100 AIRNOW.GOV. 172800 IN DNSKEY ( 256 3 8 AwEAAbAEVLZJOR7IZ+00OLyfFXeRkwozPDyTaFl83lnhdEgZcXAbins+xIL0DRV7YBfwEpz82cq9 jR+Vc5ON+Nsssicd+4dzXjnoeLJmg8AR7MM39bg5UwyzLlbrHeMPOp4N40JTw59bwUY0A6RYhauf /Fmj0uymNCgJIM6vRr1+DEGR ) ; keytag 32533 AIRNOW.GOV. 172800 IN DNSKEY ( 256 3 8 AwEAAcwCc1H2+BwKqxfZeRqWLF9it3E+sTl6uuj9sl9CxH2WueME+AqkLsqTSdkllw5k9905mymt lyyj8eXqyJ2a4KjupAADfHTqfG/z1z9rwtVLNMncj7A4xrzypJlqBNK34NIwcgUpZMAs3AQHlENc vtRws0hVIVoIbmM0aUHXMu6T ) ; keytag 50788 AIRNOW.GOV. 172800 IN RRSIG ( DNSKEY 8 2 172800 20260226122252 20260222120857 13009 airnow.gov. cf/h0Qn/C0JUjojJTSCeh3zJUJvZ1Gj2nmP2bNC/FKakgXYbpumX1tqD804Sbg3lCMC3GAbLlvt2 OMIpvFFmYeTXsamLFmYMncjkjsanaZ2oKiyIgibrvurw/NOqqaCyXKxBSM4NcX7Z5rfWolTHr56b cJMmEkjBPq0rpwrNudlVRWfhwrNi4gDuJ413kgDeott7lD7S1adEiVAiv4+4zG7r4Tw/JhDjUbNH 0JRwFXS9mtAxeWOE4h+4hIU5f5sj1RZ4Zwkkl0ebPehRdROMbsznqQTkEnfGxHdShJpVBBYspPa+ yNl1fcz24tlk4+B1Wt+uPPZASY5THsv/yoeOmA== ) AIRNOW.GOV. 172800 IN RRSIG ( DNSKEY 8 2 172800 20260226122252 20260222120857 21100 airnow.gov. X9x2ISo6sjRzFhbooghcFqHlEEgUROOYcWplK6S7FhD8bQhn2HrcFe7sFoC++huUGC3DdH+LqoRW mGL7ufewbp7S1GbyQDEsu1iPIcTSOpi6mzkWB/lMDwkCNz6NAX/JR3R7D1trBdH9a8eNIehCVWqJ QlhNxeH8PzzS5UMgZQ6Apk35oTCKs/Hm8d1x3XYzVR4wJKAeDK5CxJqetpqjfXNrccIWx9HmSYtt 47hfHoHX4c5Qd2UjxD46RWrVP2Z1ChlZXie8qP0sJ0Xha2B0CVp3BUkY6P8H72Nc0Sqy7kivBBdt ncZws/DBjIbAw24FJ2nvq9Hq1rzvJacIBV7InQ== ) AIRNOW.GOV. 172800 IN RRSIG ( DNSKEY 8 2 172800 20260226122252 20260222120857 50788 airnow.gov. wdZUn8Bd+WQppraHxYgnx08jCbSsqh5Hrvz536QD94RxcJC9BYZFYnOwND7PgNnT32w6QcXGUPe6 bz0TfgYyxmVgPb8+v5V6+D7ybgn3BYULUcftiYe4sE++BvWGjgGQx2cFZvsCcqLSZKER8Rq6WNoL Je8c7d4XWFzbAZbkkhc= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 4 DNSKEY records for AIRNOW.GOV
	`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 ( 257 3 8 AwEAAdDhmB/gcw12Toqwh+oX7jNMnpk7KNPMTo+pojHVhRUq2hafaMTLIvzdjwafjbKz4wm4tIgx 87DwmnFs47tOwVrgna1/RVw3mOYQgKGswb9C4Zv0HrOOaFyUQWCm/qDQqa3NyO0D7fp8FjDamSOh h5o15uUlanonvqg1slNnHaEJj8jh/49Ha6sUbRH1BlWAWB8YB04QQG/thnrq/TLLuLgJp1xMRev7 fYcmng8nlmZPyDcI7bGbEHzywrylwej0lsoZ8xvaD/Jy79/eFFLWnTjbS9piqOnp4ODVF6/xPQ8p I3Piynru2d/OzHeyhkpqDyhMkigemZr0eGIcsmGzzdU= ) ; keytag 21100`
	`AIRNOW.GOV. 172800 IN DNSKEY ( 256 3 8 AwEAAbAEVLZJOR7IZ+00OLyfFXeRkwozPDyTaFl83lnhdEgZcXAbins+xIL0DRV7YBfwEpz82cq9 jR+Vc5ON+Nsssicd+4dzXjnoeLJmg8AR7MM39bg5UwyzLlbrHeMPOp4N40JTw59bwUY0A6RYhauf /Fmj0uymNCgJIM6vRr1+DEGR ) ; keytag 32533`
	`AIRNOW.GOV. 172800 IN DNSKEY ( 256 3 8 AwEAAcwCc1H2+BwKqxfZeRqWLF9it3E+sTl6uuj9sl9CxH2WueME+AqkLsqTSdkllw5k9905mymt lyyj8eXqyJ2a4KjupAADfHTqfG/z1z9rwtVLNMncj7A4xrzypJlqBNK34NIwcgUpZMAs3AQHlENc vtRws0hVIVoIbmM0aUHXMu6T ) ; keytag 50788`
	DNSKEY=13009/SEP is now in the chain-of-trust
	DS=13009/SHA-256 verifies DNSKEY=13009/SEP
	DNSKEY=21100/SEP is now in the chain-of-trust
	DS=21100/SHA-256 verifies DNSKEY=21100/SEP
	Found 3 RRSIGs over DNSKEY RRset
	`AIRNOW.GOV. 172800 IN RRSIG ( DNSKEY 8 2 172800 20260226122252 20260222120857 13009 airnow.gov. cf/h0Qn/C0JUjojJTSCeh3zJUJvZ1Gj2nmP2bNC/FKakgXYbpumX1tqD804Sbg3lCMC3GAbLlvt2 OMIpvFFmYeTXsamLFmYMncjkjsanaZ2oKiyIgibrvurw/NOqqaCyXKxBSM4NcX7Z5rfWolTHr56b cJMmEkjBPq0rpwrNudlVRWfhwrNi4gDuJ413kgDeott7lD7S1adEiVAiv4+4zG7r4Tw/JhDjUbNH 0JRwFXS9mtAxeWOE4h+4hIU5f5sj1RZ4Zwkkl0ebPehRdROMbsznqQTkEnfGxHdShJpVBBYspPa+ yNl1fcz24tlk4+B1Wt+uPPZASY5THsv/yoeOmA== )`
	`AIRNOW.GOV. 172800 IN RRSIG ( DNSKEY 8 2 172800 20260226122252 20260222120857 21100 airnow.gov. X9x2ISo6sjRzFhbooghcFqHlEEgUROOYcWplK6S7FhD8bQhn2HrcFe7sFoC++huUGC3DdH+LqoRW mGL7ufewbp7S1GbyQDEsu1iPIcTSOpi6mzkWB/lMDwkCNz6NAX/JR3R7D1trBdH9a8eNIehCVWqJ QlhNxeH8PzzS5UMgZQ6Apk35oTCKs/Hm8d1x3XYzVR4wJKAeDK5CxJqetpqjfXNrccIWx9HmSYtt 47hfHoHX4c5Qd2UjxD46RWrVP2Z1ChlZXie8qP0sJ0Xha2B0CVp3BUkY6P8H72Nc0Sqy7kivBBdt ncZws/DBjIbAw24FJ2nvq9Hq1rzvJacIBV7InQ== )`
	`AIRNOW.GOV. 172800 IN RRSIG ( DNSKEY 8 2 172800 20260226122252 20260222120857 50788 airnow.gov. wdZUn8Bd+WQppraHxYgnx08jCbSsqh5Hrvz536QD94RxcJC9BYZFYnOwND7PgNnT32w6QcXGUPe6 bz0TfgYyxmVgPb8+v5V6+D7ybgn3BYULUcftiYe4sE++BvWGjgGQx2cFZvsCcqLSZKER8Rq6WNoL Je8c7d4XWFzbAZbkkhc= )`
	RRSIG=13009 and DNSKEY=13009/SEP verifies the DNSKEY RRset
	RRSIG=21100 and DNSKEY=21100/SEP verifies the DNSKEY RRset
	RRSIG=50788 and DNSKEY=50788 verifies the DNSKEY RRset
	DNSKEY=32533 is now in the chain-of-trust
	DNSKEY=50788 is now in the chain-of-trust
	Query to dcns1.epa.GOV for AIRNOW.GOV/A
	Received 535 bytes from 161.80.212.5
	;; Response received from [161.80.212.5] 535 octets ;; HEADER SECTION ;; id = 32165 ;; 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. 2021128131 ;serial 10800 ;refresh 1080 ;retry 2419200 ;expire 900 ;minimum ) AIRNOW.GOV. 900 IN RRSIG ( SOA 8 2 3600 20260227005136 20260222235136 50788 airnow.gov. DGir2lQwFBlBkIN3tAcqrdFnzO9EQCzJn7tUQxMaWz9wqxg0LvVhuB+Cs45bU4zSKPQBogblyZv/ bHEBqu0bJo6D9zF+J0weyzpN92fH/i7cV905dzCp/tdqpe4Lx9gFwMglQ7TvYu9xWPejE2W+NJ9D zT/wvbKVu2HEQTPH6Yg= ) V3UVJIS6OBBL38KF1PL36940C05A15EA.airnow.gov. 900 IN NSEC3 ( 1 0 10 14a339bd1849c6 471se1e32bqodqjkcv6q3uhb6hu86fhf NS SOA TXT RRSIG DNSKEY NSEC3PARAM ) V3UVJIS6OBBL38KF1PL36940C05A15EA.airnow.gov. 900 IN RRSIG ( NSEC3 8 3 900 20260227001602 20260222235136 50788 airnow.gov. MqNL67gk6JqT8zN9BY5n/NCu4GoX6YyXmei70bkJNgGB3b0RDeqbnUpafaj+r88zQqD5qI9H0L4r P5HYVToDBKY5qQfetnDZiNMjfluscfqMmJNxE+qUTUrjE0gcvdzX5LADXpIyxpR2wyZLx8KSu5eG UYsv3U4lCZujwaQ/ZcA= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	dcns1.epa.GOV is authoritative for AIRNOW.GOV
	Found RRSIG signed by airnow.gov zone
	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 = 13742 ;; 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. 2021128131 ;serial 10800 ;refresh 1080 ;retry 2419200 ;expire 900 ;minimum ) AIRNOW.GOV. 3600 IN RRSIG ( SOA 8 2 3600 20260227005136 20260222235136 50788 airnow.gov. DGir2lQwFBlBkIN3tAcqrdFnzO9EQCzJn7tUQxMaWz9wqxg0LvVhuB+Cs45bU4zSKPQBogblyZv/ bHEBqu0bJo6D9zF+J0weyzpN92fH/i7cV905dzCp/tdqpe4Lx9gFwMglQ7TvYu9xWPejE2W+NJ9D zT/wvbKVu2HEQTPH6Yg= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	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 = 44181 ;; 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. 2021128131 ;serial 10800 ;refresh 1080 ;retry 2419200 ;expire 900 ;minimum ) AIRNOW.GOV. 3600 IN RRSIG ( SOA 8 2 3600 20260227005136 20260222235136 50788 airnow.gov. DGir2lQwFBlBkIN3tAcqrdFnzO9EQCzJn7tUQxMaWz9wqxg0LvVhuB+Cs45bU4zSKPQBogblyZv/ bHEBqu0bJo6D9zF+J0weyzpN92fH/i7cV905dzCp/tdqpe4Lx9gFwMglQ7TvYu9xWPejE2W+NJ9D zT/wvbKVu2HEQTPH6Yg= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to dcns2.epa.GOV for AIRNOW.GOV/SOA
	Received 278 bytes from 161.80.212.15
	;; Response received from [161.80.212.15] 278 octets ;; HEADER SECTION ;; id = 39220 ;; 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. 2021128131 ;serial 10800 ;refresh 1080 ;retry 2419200 ;expire 900 ;minimum ) AIRNOW.GOV. 3600 IN RRSIG ( SOA 8 2 3600 20260227005136 20260222235136 50788 airnow.gov. DGir2lQwFBlBkIN3tAcqrdFnzO9EQCzJn7tUQxMaWz9wqxg0LvVhuB+Cs45bU4zSKPQBogblyZv/ bHEBqu0bJo6D9zF+J0weyzpN92fH/i7cV905dzCp/tdqpe4Lx9gFwMglQ7TvYu9xWPejE2W+NJ9D zT/wvbKVu2HEQTPH6Yg= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to dcns1.epa.GOV for AIRNOW.GOV/A
	Received 535 bytes from 161.80.212.5
	;; Response received from [161.80.212.5] 535 octets ;; HEADER SECTION ;; id = 62254 ;; 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. 2021128131 ;serial 10800 ;refresh 1080 ;retry 2419200 ;expire 900 ;minimum ) AIRNOW.GOV. 900 IN RRSIG ( SOA 8 2 3600 20260227005136 20260222235136 50788 airnow.gov. DGir2lQwFBlBkIN3tAcqrdFnzO9EQCzJn7tUQxMaWz9wqxg0LvVhuB+Cs45bU4zSKPQBogblyZv/ bHEBqu0bJo6D9zF+J0weyzpN92fH/i7cV905dzCp/tdqpe4Lx9gFwMglQ7TvYu9xWPejE2W+NJ9D zT/wvbKVu2HEQTPH6Yg= ) V3UVJIS6OBBL38KF1PL36940C05A15EA.airnow.gov. 900 IN NSEC3 ( 1 0 10 14a339bd1849c6 471se1e32bqodqjkcv6q3uhb6hu86fhf NS SOA TXT RRSIG DNSKEY NSEC3PARAM ) V3UVJIS6OBBL38KF1PL36940C05A15EA.airnow.gov. 900 IN RRSIG ( NSEC3 8 3 900 20260227001602 20260222235136 50788 airnow.gov. MqNL67gk6JqT8zN9BY5n/NCu4GoX6YyXmei70bkJNgGB3b0RDeqbnUpafaj+r88zQqD5qI9H0L4r P5HYVToDBKY5qQfetnDZiNMjfluscfqMmJNxE+qUTUrjE0gcvdzX5LADXpIyxpR2wyZLx8KSu5eG UYsv3U4lCZujwaQ/ZcA= ) ;; 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 20260227005136 20260222235136 50788 airnow.gov. DGir2lQwFBlBkIN3tAcqrdFnzO9EQCzJn7tUQxMaWz9wqxg0LvVhuB+Cs45bU4zSKPQBogblyZv/ bHEBqu0bJo6D9zF+J0weyzpN92fH/i7cV905dzCp/tdqpe4Lx9gFwMglQ7TvYu9xWPejE2W+NJ9D zT/wvbKVu2HEQTPH6Yg= )`
	RRSIG=50788 and DNSKEY=50788 verifies the SOA RRset

AIRNOW.GOV

	Query to dcns2.epa.GOV for AIRNOW.GOV/A
	Received 535 bytes from 161.80.212.15
	;; Response received from [161.80.212.15] 535 octets ;; HEADER SECTION ;; id = 1276 ;; 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. 2021128131 ;serial 10800 ;refresh 1080 ;retry 2419200 ;expire 900 ;minimum ) AIRNOW.GOV. 900 IN RRSIG ( SOA 8 2 3600 20260227005136 20260222235136 50788 airnow.gov. DGir2lQwFBlBkIN3tAcqrdFnzO9EQCzJn7tUQxMaWz9wqxg0LvVhuB+Cs45bU4zSKPQBogblyZv/ bHEBqu0bJo6D9zF+J0weyzpN92fH/i7cV905dzCp/tdqpe4Lx9gFwMglQ7TvYu9xWPejE2W+NJ9D zT/wvbKVu2HEQTPH6Yg= ) V3UVJIS6OBBL38KF1PL36940C05A15EA.airnow.gov. 900 IN NSEC3 ( 1 0 10 14a339bd1849c6 471se1e32bqodqjkcv6q3uhb6hu86fhf NS SOA TXT RRSIG DNSKEY NSEC3PARAM ) V3UVJIS6OBBL38KF1PL36940C05A15EA.airnow.gov. 900 IN RRSIG ( NSEC3 8 3 900 20260227001602 20260222235136 50788 airnow.gov. MqNL67gk6JqT8zN9BY5n/NCu4GoX6YyXmei70bkJNgGB3b0RDeqbnUpafaj+r88zQqD5qI9H0L4r P5HYVToDBKY5qQfetnDZiNMjfluscfqMmJNxE+qUTUrjE0gcvdzX5LADXpIyxpR2wyZLx8KSu5eG UYsv3U4lCZujwaQ/ZcA= ) ;; 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 535 bytes from 161.80.212.15
	;; Response received from [161.80.212.15] 535 octets ;; HEADER SECTION ;; id = 42602 ;; 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. 2021128131 ;serial 10800 ;refresh 1080 ;retry 2419200 ;expire 900 ;minimum ) AIRNOW.GOV. 900 IN RRSIG ( SOA 8 2 3600 20260227005136 20260222235136 50788 airnow.gov. DGir2lQwFBlBkIN3tAcqrdFnzO9EQCzJn7tUQxMaWz9wqxg0LvVhuB+Cs45bU4zSKPQBogblyZv/ bHEBqu0bJo6D9zF+J0weyzpN92fH/i7cV905dzCp/tdqpe4Lx9gFwMglQ7TvYu9xWPejE2W+NJ9D zT/wvbKVu2HEQTPH6Yg= ) V3UVJIS6OBBL38KF1PL36940C05A15EA.airnow.gov. 900 IN NSEC3 ( 1 0 10 14a339bd1849c6 471se1e32bqodqjkcv6q3uhb6hu86fhf NS SOA TXT RRSIG DNSKEY NSEC3PARAM ) V3UVJIS6OBBL38KF1PL36940C05A15EA.airnow.gov. 900 IN RRSIG ( NSEC3 8 3 900 20260227001602 20260222235136 50788 airnow.gov. MqNL67gk6JqT8zN9BY5n/NCu4GoX6YyXmei70bkJNgGB3b0RDeqbnUpafaj+r88zQqD5qI9H0L4r P5HYVToDBKY5qQfetnDZiNMjfluscfqMmJNxE+qUTUrjE0gcvdzX5LADXpIyxpR2wyZLx8KSu5eG UYsv3U4lCZujwaQ/ZcA= ) ;; 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 20260227005136 20260222235136 50788 airnow.gov. DGir2lQwFBlBkIN3tAcqrdFnzO9EQCzJn7tUQxMaWz9wqxg0LvVhuB+Cs45bU4zSKPQBogblyZv/ bHEBqu0bJo6D9zF+J0weyzpN92fH/i7cV905dzCp/tdqpe4Lx9gFwMglQ7TvYu9xWPejE2W+NJ9D zT/wvbKVu2HEQTPH6Yg= )`
	RRSIG=50788 and DNSKEY=50788 verifies the SOA RRset

AIRNOW.GOV

	Query to nccns1.epa.GOV for AIRNOW.GOV/A
	Received 535 bytes from 134.67.12.5
	;; Response received from [134.67.12.5] 535 octets ;; HEADER SECTION ;; id = 51715 ;; 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. 2021128131 ;serial 10800 ;refresh 1080 ;retry 2419200 ;expire 900 ;minimum ) AIRNOW.GOV. 900 IN RRSIG ( SOA 8 2 3600 20260227005136 20260222235136 50788 airnow.gov. DGir2lQwFBlBkIN3tAcqrdFnzO9EQCzJn7tUQxMaWz9wqxg0LvVhuB+Cs45bU4zSKPQBogblyZv/ bHEBqu0bJo6D9zF+J0weyzpN92fH/i7cV905dzCp/tdqpe4Lx9gFwMglQ7TvYu9xWPejE2W+NJ9D zT/wvbKVu2HEQTPH6Yg= ) V3UVJIS6OBBL38KF1PL36940C05A15EA.airnow.gov. 900 IN NSEC3 ( 1 0 10 14a339bd1849c6 471se1e32bqodqjkcv6q3uhb6hu86fhf NS SOA TXT RRSIG DNSKEY NSEC3PARAM ) V3UVJIS6OBBL38KF1PL36940C05A15EA.airnow.gov. 900 IN RRSIG ( NSEC3 8 3 900 20260227001602 20260222235136 50788 airnow.gov. MqNL67gk6JqT8zN9BY5n/NCu4GoX6YyXmei70bkJNgGB3b0RDeqbnUpafaj+r88zQqD5qI9H0L4r P5HYVToDBKY5qQfetnDZiNMjfluscfqMmJNxE+qUTUrjE0gcvdzX5LADXpIyxpR2wyZLx8KSu5eG UYsv3U4lCZujwaQ/ZcA= ) ;; 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 535 bytes from 134.67.12.5
	;; Response received from [134.67.12.5] 535 octets ;; HEADER SECTION ;; id = 51475 ;; 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. 2021128131 ;serial 10800 ;refresh 1080 ;retry 2419200 ;expire 900 ;minimum ) AIRNOW.GOV. 900 IN RRSIG ( SOA 8 2 3600 20260227005136 20260222235136 50788 airnow.gov. DGir2lQwFBlBkIN3tAcqrdFnzO9EQCzJn7tUQxMaWz9wqxg0LvVhuB+Cs45bU4zSKPQBogblyZv/ bHEBqu0bJo6D9zF+J0weyzpN92fH/i7cV905dzCp/tdqpe4Lx9gFwMglQ7TvYu9xWPejE2W+NJ9D zT/wvbKVu2HEQTPH6Yg= ) V3UVJIS6OBBL38KF1PL36940C05A15EA.airnow.gov. 900 IN NSEC3 ( 1 0 10 14a339bd1849c6 471se1e32bqodqjkcv6q3uhb6hu86fhf NS SOA TXT RRSIG DNSKEY NSEC3PARAM ) V3UVJIS6OBBL38KF1PL36940C05A15EA.airnow.gov. 900 IN RRSIG ( NSEC3 8 3 900 20260227001602 20260222235136 50788 airnow.gov. MqNL67gk6JqT8zN9BY5n/NCu4GoX6YyXmei70bkJNgGB3b0RDeqbnUpafaj+r88zQqD5qI9H0L4r P5HYVToDBKY5qQfetnDZiNMjfluscfqMmJNxE+qUTUrjE0gcvdzX5LADXpIyxpR2wyZLx8KSu5eG UYsv3U4lCZujwaQ/ZcA= ) ;; 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 20260227005136 20260222235136 50788 airnow.gov. DGir2lQwFBlBkIN3tAcqrdFnzO9EQCzJn7tUQxMaWz9wqxg0LvVhuB+Cs45bU4zSKPQBogblyZv/ bHEBqu0bJo6D9zF+J0weyzpN92fH/i7cV905dzCp/tdqpe4Lx9gFwMglQ7TvYu9xWPejE2W+NJ9D zT/wvbKVu2HEQTPH6Yg= )`
	RRSIG=50788 and DNSKEY=50788 verifies the SOA RRset

AIRNOW.GOV

	Query to nccns2.epa.GOV for AIRNOW.GOV/A
	Received 535 bytes from 134.67.12.15
	;; Response received from [134.67.12.15] 535 octets ;; HEADER SECTION ;; id = 1752 ;; 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. 2021128131 ;serial 10800 ;refresh 1080 ;retry 2419200 ;expire 900 ;minimum ) AIRNOW.GOV. 900 IN RRSIG ( SOA 8 2 3600 20260227005136 20260222235136 50788 airnow.gov. DGir2lQwFBlBkIN3tAcqrdFnzO9EQCzJn7tUQxMaWz9wqxg0LvVhuB+Cs45bU4zSKPQBogblyZv/ bHEBqu0bJo6D9zF+J0weyzpN92fH/i7cV905dzCp/tdqpe4Lx9gFwMglQ7TvYu9xWPejE2W+NJ9D zT/wvbKVu2HEQTPH6Yg= ) V3UVJIS6OBBL38KF1PL36940C05A15EA.airnow.gov. 900 IN NSEC3 ( 1 0 10 14a339bd1849c6 471se1e32bqodqjkcv6q3uhb6hu86fhf NS SOA TXT RRSIG DNSKEY NSEC3PARAM ) V3UVJIS6OBBL38KF1PL36940C05A15EA.airnow.gov. 900 IN RRSIG ( NSEC3 8 3 900 20260227001602 20260222235136 50788 airnow.gov. MqNL67gk6JqT8zN9BY5n/NCu4GoX6YyXmei70bkJNgGB3b0RDeqbnUpafaj+r88zQqD5qI9H0L4r P5HYVToDBKY5qQfetnDZiNMjfluscfqMmJNxE+qUTUrjE0gcvdzX5LADXpIyxpR2wyZLx8KSu5eG UYsv3U4lCZujwaQ/ZcA= ) ;; 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 535 bytes from 134.67.12.15
	;; Response received from [134.67.12.15] 535 octets ;; HEADER SECTION ;; id = 29930 ;; 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. 2021128131 ;serial 10800 ;refresh 1080 ;retry 2419200 ;expire 900 ;minimum ) AIRNOW.GOV. 900 IN RRSIG ( SOA 8 2 3600 20260227005136 20260222235136 50788 airnow.gov. DGir2lQwFBlBkIN3tAcqrdFnzO9EQCzJn7tUQxMaWz9wqxg0LvVhuB+Cs45bU4zSKPQBogblyZv/ bHEBqu0bJo6D9zF+J0weyzpN92fH/i7cV905dzCp/tdqpe4Lx9gFwMglQ7TvYu9xWPejE2W+NJ9D zT/wvbKVu2HEQTPH6Yg= ) V3UVJIS6OBBL38KF1PL36940C05A15EA.airnow.gov. 900 IN NSEC3 ( 1 0 10 14a339bd1849c6 471se1e32bqodqjkcv6q3uhb6hu86fhf NS SOA TXT RRSIG DNSKEY NSEC3PARAM ) V3UVJIS6OBBL38KF1PL36940C05A15EA.airnow.gov. 900 IN RRSIG ( NSEC3 8 3 900 20260227001602 20260222235136 50788 airnow.gov. MqNL67gk6JqT8zN9BY5n/NCu4GoX6YyXmei70bkJNgGB3b0RDeqbnUpafaj+r88zQqD5qI9H0L4r P5HYVToDBKY5qQfetnDZiNMjfluscfqMmJNxE+qUTUrjE0gcvdzX5LADXpIyxpR2wyZLx8KSu5eG UYsv3U4lCZujwaQ/ZcA= ) ;; 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 20260227005136 20260222235136 50788 airnow.gov. DGir2lQwFBlBkIN3tAcqrdFnzO9EQCzJn7tUQxMaWz9wqxg0LvVhuB+Cs45bU4zSKPQBogblyZv/ bHEBqu0bJo6D9zF+J0weyzpN92fH/i7cV905dzCp/tdqpe4Lx9gFwMglQ7TvYu9xWPejE2W+NJ9D zT/wvbKVu2HEQTPH6Yg= )`
	RRSIG=50788 and DNSKEY=50788 verifies the SOA RRset

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