DNSSEC Debugger

Domain Name:

Time: 2026-02-13 07:47:16 UTC

Analyzing DNSSEC problems for epa.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 l.root-servers.net for ./DNSKEY
	Received 1139 bytes from 199.7.83.42
	;; Response received from [199.7.83.42] 1139 octets ;; HEADER SECTION ;; id = 33229 ;; 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 ( 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 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 20260303000000 20260210000000 20326 . TNriFzthFM1hKzGD2meB96QrMIdTe/9ZFzMPdP3wWZAOvyfH9F9wuIhjT0V3H/0UE2cq04wvOtdG sEdmJaF7fCIj8aEE3e9Zn/woJXXXl9J3fhZQyGMq5jQLr+4KAuaNPwaMwlGHMDgZuwVJx1KpsAii b+GldJsCAVqM9hW9FpPwtuiN3c8xKT+A8DlAImzKTAUyQEyfSa9UlQzRwPeWcs2HQA/5GL0eosEW pwfdCHfpMw7JPFIMhUEsRftyZuxDgrPQs/geHoSXMeI+bgIRirnRkOLVDaNSiAKt1VtWeDrVeOBc IEzocdRicpX7VmwFHiHM1BblamwYCsX/nfexFg== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 3 DNSKEY records for .
	`. 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 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 20260303000000 20260210000000 20326 . TNriFzthFM1hKzGD2meB96QrMIdTe/9ZFzMPdP3wWZAOvyfH9F9wuIhjT0V3H/0UE2cq04wvOtdG sEdmJaF7fCIj8aEE3e9Zn/woJXXXl9J3fhZQyGMq5jQLr+4KAuaNPwaMwlGHMDgZuwVJx1KpsAii b+GldJsCAVqM9hW9FpPwtuiN3c8xKT+A8DlAImzKTAUyQEyfSa9UlQzRwPeWcs2HQA/5GL0eosEW pwfdCHfpMw7JPFIMhUEsRftyZuxDgrPQs/geHoSXMeI+bgIRirnRkOLVDaNSiAKt1VtWeDrVeOBc IEzocdRicpX7VmwFHiHM1BblamwYCsX/nfexFg== )`
	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 j.root-servers.net for epa.gov/A
	Received 614 bytes from 192.58.128.30
	;; Response received from [192.58.128.30] 614 octets ;; HEADER SECTION ;; id = 41716 ;; 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) ;; epa.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 20260226050000 20260213040000 21831 . TteXzNrNu/zzziMCoymmKEoOySuieWCToNgQ7hbboP7Z1kGFCzwpngThVgGAWPnRU3nvTrhNXawz FgCusQiYft9DGLe7XI2EDLwgVhkchDmLOcr0bw04aKvkUfFe+XTM6yeNxr20nb7Bbm64th/rI5KR cVRTG/hM9RjoNsrAJIL1V4SpTrIneGgR9hiMPEtdOr6o5m9RTxoMLfwedsx2VajOIM0avvCgeR8F B53W610kqN47p28d7gQ2yR/tTpoc8ll33B9TwLqwvXHCZ4RpRiJq4pyNcxUZ2RSyAvEJlYwoRtNm wzbWAs0MlRDCQ6gXn1NMWk7KF2e5goURv6+Y0Q== ) ;; ADDITIONAL SECTION (9 records) a.ns.gov. 172800 IN A 199.33.230.1 b.ns.gov. 172800 IN A 199.33.231.1 c.ns.gov. 172800 IN A 199.33.232.1 d.ns.gov. 172800 IN A 199.33.233.1 a.ns.gov. 172800 IN AAAA 2001:503:ff40::1 b.ns.gov. 172800 IN AAAA 2001:503:ff41::1 c.ns.gov. 172800 IN AAAA 2001:503:ff42::1 d.ns.gov. 172800 IN AAAA 2001:503:ff43::1 ;; { "EDNS-VERSION": 0 }
	Query to b.root-servers.net for gov/DNSKEY
	Received 610 bytes from 170.247.170.2
	;; Response received from [170.247.170.2] 610 octets ;; HEADER SECTION ;; id = 22771 ;; 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 20260226050000 20260213040000 21831 . TteXzNrNu/zzziMCoymmKEoOySuieWCToNgQ7hbboP7Z1kGFCzwpngThVgGAWPnRU3nvTrhNXawz FgCusQiYft9DGLe7XI2EDLwgVhkchDmLOcr0bw04aKvkUfFe+XTM6yeNxr20nb7Bbm64th/rI5KR cVRTG/hM9RjoNsrAJIL1V4SpTrIneGgR9hiMPEtdOr6o5m9RTxoMLfwedsx2VajOIM0avvCgeR8F B53W610kqN47p28d7gQ2yR/tTpoc8ll33B9TwLqwvXHCZ4RpRiJq4pyNcxUZ2RSyAvEJlYwoRtNm wzbWAs0MlRDCQ6gXn1NMWk7KF2e5goURv6+Y0Q== ) ;; 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 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 = 30329 ;; 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 20260226050000 20260213040000 21831 . TteXzNrNu/zzziMCoymmKEoOySuieWCToNgQ7hbboP7Z1kGFCzwpngThVgGAWPnRU3nvTrhNXawz FgCusQiYft9DGLe7XI2EDLwgVhkchDmLOcr0bw04aKvkUfFe+XTM6yeNxr20nb7Bbm64th/rI5KR cVRTG/hM9RjoNsrAJIL1V4SpTrIneGgR9hiMPEtdOr6o5m9RTxoMLfwedsx2VajOIM0avvCgeR8F B53W610kqN47p28d7gQ2yR/tTpoc8ll33B9TwLqwvXHCZ4RpRiJq4pyNcxUZ2RSyAvEJlYwoRtNm wzbWAs0MlRDCQ6gXn1NMWk7KF2e5goURv6+Y0Q== ) ;; 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 20260226050000 20260213040000 21831 . TteXzNrNu/zzziMCoymmKEoOySuieWCToNgQ7hbboP7Z1kGFCzwpngThVgGAWPnRU3nvTrhNXawz FgCusQiYft9DGLe7XI2EDLwgVhkchDmLOcr0bw04aKvkUfFe+XTM6yeNxr20nb7Bbm64th/rI5KR cVRTG/hM9RjoNsrAJIL1V4SpTrIneGgR9hiMPEtdOr6o5m9RTxoMLfwedsx2VajOIM0avvCgeR8F B53W610kqN47p28d7gQ2yR/tTpoc8ll33B9TwLqwvXHCZ4RpRiJq4pyNcxUZ2RSyAvEJlYwoRtNm wzbWAs0MlRDCQ6gXn1NMWk7KF2e5goURv6+Y0Q== )`
	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 = 50327 ;; 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 20260325110622 20260123110622 2536 gov. 1Yi8jf2XMbTmgyRtyAql82WHrDi/8ytE7icJRnRPcCVnXyEt3A8YdXw6HrWtpNUl/JkqW97k8CkQ IcmdNBTspg== ) ;; 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 20260325110622 20260123110622 2536 gov. 1Yi8jf2XMbTmgyRtyAql82WHrDi/8ytE7icJRnRPcCVnXyEt3A8YdXw6HrWtpNUl/JkqW97k8CkQ IcmdNBTspg== )`
	RRSIG=2536 and DNSKEY=2536/SEP verifies the DNSKEY RRset
	DNSKEY=35496 is now in the chain-of-trust
	Query to a.ns.gov for epa.gov/A
	Received 537 bytes from 199.33.230.1
	;; Response received from [199.33.230.1] 537 octets ;; HEADER SECTION ;; id = 40387 ;; 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 = 8 arcount = 9 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; epa.gov. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (8 records) epa.gov. 10800 IN NS dcns1.epa.gov. epa.gov. 10800 IN NS dcns2.epa.gov. epa.gov. 10800 IN NS nccns1.epa.gov. epa.gov. 10800 IN NS nccns2.epa.gov. epa.gov. 3600 IN DS ( 32804 8 2 7854b03a546ee2f217436c7be0cdc05aebbcb46eeafa6b9d5077338cd9a6ce23 ) epa.gov. 3600 IN DS ( 34015 8 2 610bd18d7431e9e4c5aa4a2c45b5183dbb2a9dc87ef2e8d1fc7ed6b9f11a76d3 ) epa.gov. 3600 IN DS ( 7219 8 2 ec40e0aa6aeddd6f187c94d2de3a697ebdf396e5996dae26762cd620d3b0344d ) epa.gov. 3600 IN RRSIG ( DS 13 2 3600 20260214084717 20260212064717 35496 gov. hKGlOxowL1BqLzZDcfTlerp5aFyQCVnyLzVrnkAmpiJynb1u/JPYr924R2OEiW1h3daIdngciuIr XpaJjAcStA== ) ;; 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 a.ns.gov for epa.gov/DNSKEY
	Received 537 bytes from 199.33.230.1
	;; Response received from [199.33.230.1] 537 octets ;; HEADER SECTION ;; id = 18640 ;; 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 = 8 arcount = 9 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; epa.gov. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (8 records) epa.gov. 10800 IN NS dcns1.epa.gov. epa.gov. 10800 IN NS dcns2.epa.gov. epa.gov. 10800 IN NS nccns1.epa.gov. epa.gov. 10800 IN NS nccns2.epa.gov. epa.gov. 3600 IN DS ( 32804 8 2 7854b03a546ee2f217436c7be0cdc05aebbcb46eeafa6b9d5077338cd9a6ce23 ) epa.gov. 3600 IN DS ( 34015 8 2 610bd18d7431e9e4c5aa4a2c45b5183dbb2a9dc87ef2e8d1fc7ed6b9f11a76d3 ) epa.gov. 3600 IN DS ( 7219 8 2 ec40e0aa6aeddd6f187c94d2de3a697ebdf396e5996dae26762cd620d3b0344d ) epa.gov. 3600 IN RRSIG ( DS 13 2 3600 20260214084717 20260212064717 35496 gov. Jy2X8Cr2vf/nuxMbRu2T+tsG8WRtzUaFFfRPIZgfVT5q0l43Nz1EfBHe5KIVV4ytKzdyhgSpzzxB 9h5mp8nE0w== ) ;; 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 epa.gov

epa.gov

	Checking DS between gov and epa.gov
	Query to d.ns.gov for epa.gov/DS
	Received 279 bytes from 199.33.233.1
	;; Response received from [199.33.233.1] 279 octets ;; HEADER SECTION ;; id = 35820 ;; 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) ;; epa.gov. IN DS ;; ANSWER SECTION (4 records) epa.gov. 3600 IN DS ( 32804 8 2 7854b03a546ee2f217436c7be0cdc05aebbcb46eeafa6b9d5077338cd9a6ce23 ) epa.gov. 3600 IN DS ( 34015 8 2 610bd18d7431e9e4c5aa4a2c45b5183dbb2a9dc87ef2e8d1fc7ed6b9f11a76d3 ) epa.gov. 3600 IN DS ( 7219 8 2 ec40e0aa6aeddd6f187c94d2de3a697ebdf396e5996dae26762cd620d3b0344d ) epa.gov. 3600 IN RRSIG ( DS 13 2 3600 20260214084717 20260212064717 35496 gov. jR1RAg8D/103wmy0UcZZaZaz2t7HPD/aS75/vBvGqHxLpRvnmDCiSipzShpJ/jFdj2leOvJsonW6 PSSBWQD/ew== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 3 DS records for epa.gov in the gov zone
	DS=32804/SHA-256 has algorithm RSASHA256
	DS=34015/SHA-256 has algorithm RSASHA256
	DS=7219/SHA-256 has algorithm RSASHA256
	Found 1 RRSIGs over DS RRset
	`epa.gov. 3600 IN RRSIG ( DS 13 2 3600 20260214084717 20260212064717 35496 gov. jR1RAg8D/103wmy0UcZZaZaz2t7HPD/aS75/vBvGqHxLpRvnmDCiSipzShpJ/jFdj2leOvJsonW6 PSSBWQD/ew== )`
	RRSIG=35496 and DNSKEY=35496 verifies the DS RRset
	DS=32804/SHA-256 is now in the chain-of-trust
	DS=34015/SHA-256 is now in the chain-of-trust
	DS=7219/SHA-256 is now in the chain-of-trust
	`epa.gov. 3600 IN DS ( 32804 8 2 7854b03a546ee2f217436c7be0cdc05aebbcb46eeafa6b9d5077338cd9a6ce23 )`
	`epa.gov. 3600 IN DS ( 34015 8 2 610bd18d7431e9e4c5aa4a2c45b5183dbb2a9dc87ef2e8d1fc7ed6b9f11a76d3 )`
	`epa.gov. 3600 IN DS ( 7219 8 2 ec40e0aa6aeddd6f187c94d2de3a697ebdf396e5996dae26762cd620d3b0344d )`
	Query to nccns2.epa.gov for epa.gov/DNSKEY
	Received 1070 bytes from 134.67.12.15
	;; Response received from [134.67.12.15] 1070 octets ;; HEADER SECTION ;; id = 32562 ;; 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) ;; epa.gov. IN DNSKEY ;; ANSWER SECTION (5 records) epa.gov. 172800 IN DNSKEY ( 256 3 8 AwEAAbiQCyDWn+u8544jMtQffdF5d/E+/Mpzk2c1jXjoSfY08DxC3xIpdBac2zlcKUvkpbWfhlxR vfiwAvaGax9KshqtcmX+Ey7Aa2y8ebLUg4WlIJYamZssl6HS84KtKBUMY4oioSoaTexW98tsURKm OAzsiGGN5lhZ5ABDaZgxVsFb ) ; keytag 541 epa.gov. 172800 IN DNSKEY ( 257 3 8 AwEAAcXjUL8+RKOJwH0jhU6qRSb43JrOxn7EEuOCyOnVnHOND/rxP0xhZB1yc/Vp416orRgilRwd BzHQ4q2DQVgUCojf4uH6d2aBDZNbZBcVZHI1ZFzFD1mZeGoNiIGBJxZYN+JQCiz9rsD+1C6ycvlF LUdLpvfJJTbYbn9SzNXQLEU6DLnwDTQHI+I33JGLq/3ZFkWvzsKcmTpmz9BobbUyS5UihTXXkX8U VD1cFfqsjIP56U+bK81FL75R6lVGDrmIpWvbRgHHB+d/oCOFzcuklxisEgGdViPhSie0qgaM4k5F AlTPu75QLAb/veigIAhbtJHrvJyhhvkg5OIWLkqJeHk= ) ; keytag 32804 epa.gov. 172800 IN DNSKEY ( 256 3 8 AwEAAci5ksyGDbAF1LMeQasnFWbaVsil9ta7I67hjnVGPk4cTIZ1yb4hH1q/ff2DCe4OU5IW/6OV EbA0SkO53HG7G/kTDhWtMUglC8RQ9Xsv7jblFoMmFAZjzbhqyUp+Irg79xA3hRVmZQ5b84netV0M APl5MwDxdkEfZJVOF72/az89 ) ; keytag 2781 epa.gov. 172800 IN RRSIG ( DNSKEY 8 2 172800 20260216083521 20260212074221 541 epa.gov. HGeahh/YR9nwFLpxZFIjjTuH1c1GE1I5pr4fLrkVdd0ela+wQrrN/yNz8ylf4p8C5EVldH9OJ1iZ dJ/mMd2iH+rQmDdiDBDaW4bsq/HQtEVfoCJ8Yn+dS9cyJXhmX4MQMg/l6zycLGZ2Z33bS+VlOxwH OiYbQLed4GIBMghxvbY= ) epa.gov. 172800 IN RRSIG ( DNSKEY 8 2 172800 20260216083521 20260212074221 32804 epa.gov. Iygh8b/bYZUwli2otVXA29hBeI0EFS3Wvkno74n6Z2OWSWR6ebWwD9BJJLgAj+iYHAZG0eQomUNT OAAYlRP9KFwZ0hVNrBjAMIvOtUpDviDSEmchA7s6UQhQH1Rs+JnnD0ErYOhv82hx0PORgkbZKWxj Qanp80TSgFx4SWEJ0iVPtqj2ikCW5tx/dj90vAnrS56w8ey8+C6gDl0ZNlbIQJH6GZKEF8EDIp04 RgWxZpfNAZoQgZegJJ4g+72k5JMqacR85yQtMd/Ms90hrzC1i6LU8Uffk6sxUz5zj7dwdEUMWxiL LamXcDdujNTCboT9anERFC5qbp2CVvOqSABV5Q== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 3 DNSKEY records for epa.gov
	`epa.gov. 172800 IN DNSKEY ( 256 3 8 AwEAAbiQCyDWn+u8544jMtQffdF5d/E+/Mpzk2c1jXjoSfY08DxC3xIpdBac2zlcKUvkpbWfhlxR vfiwAvaGax9KshqtcmX+Ey7Aa2y8ebLUg4WlIJYamZssl6HS84KtKBUMY4oioSoaTexW98tsURKm OAzsiGGN5lhZ5ABDaZgxVsFb ) ; keytag 541`
	`epa.gov. 172800 IN DNSKEY ( 257 3 8 AwEAAcXjUL8+RKOJwH0jhU6qRSb43JrOxn7EEuOCyOnVnHOND/rxP0xhZB1yc/Vp416orRgilRwd BzHQ4q2DQVgUCojf4uH6d2aBDZNbZBcVZHI1ZFzFD1mZeGoNiIGBJxZYN+JQCiz9rsD+1C6ycvlF LUdLpvfJJTbYbn9SzNXQLEU6DLnwDTQHI+I33JGLq/3ZFkWvzsKcmTpmz9BobbUyS5UihTXXkX8U VD1cFfqsjIP56U+bK81FL75R6lVGDrmIpWvbRgHHB+d/oCOFzcuklxisEgGdViPhSie0qgaM4k5F AlTPu75QLAb/veigIAhbtJHrvJyhhvkg5OIWLkqJeHk= ) ; keytag 32804`
	`epa.gov. 172800 IN DNSKEY ( 256 3 8 AwEAAci5ksyGDbAF1LMeQasnFWbaVsil9ta7I67hjnVGPk4cTIZ1yb4hH1q/ff2DCe4OU5IW/6OV EbA0SkO53HG7G/kTDhWtMUglC8RQ9Xsv7jblFoMmFAZjzbhqyUp+Irg79xA3hRVmZQ5b84netV0M APl5MwDxdkEfZJVOF72/az89 ) ; keytag 2781`
	DNSKEY=32804/SEP is now in the chain-of-trust
	DS=32804/SHA-256 verifies DNSKEY=32804/SEP
	DS=34015/SHA-256 is published, but a corresponding DNSKEY is not
	DS=7219/SHA-256 is published, but a corresponding DNSKEY is not
	Found 2 RRSIGs over DNSKEY RRset
	`epa.gov. 172800 IN RRSIG ( DNSKEY 8 2 172800 20260216083521 20260212074221 541 epa.gov. HGeahh/YR9nwFLpxZFIjjTuH1c1GE1I5pr4fLrkVdd0ela+wQrrN/yNz8ylf4p8C5EVldH9OJ1iZ dJ/mMd2iH+rQmDdiDBDaW4bsq/HQtEVfoCJ8Yn+dS9cyJXhmX4MQMg/l6zycLGZ2Z33bS+VlOxwH OiYbQLed4GIBMghxvbY= )`
	`epa.gov. 172800 IN RRSIG ( DNSKEY 8 2 172800 20260216083521 20260212074221 32804 epa.gov. Iygh8b/bYZUwli2otVXA29hBeI0EFS3Wvkno74n6Z2OWSWR6ebWwD9BJJLgAj+iYHAZG0eQomUNT OAAYlRP9KFwZ0hVNrBjAMIvOtUpDviDSEmchA7s6UQhQH1Rs+JnnD0ErYOhv82hx0PORgkbZKWxj Qanp80TSgFx4SWEJ0iVPtqj2ikCW5tx/dj90vAnrS56w8ey8+C6gDl0ZNlbIQJH6GZKEF8EDIp04 RgWxZpfNAZoQgZegJJ4g+72k5JMqacR85yQtMd/Ms90hrzC1i6LU8Uffk6sxUz5zj7dwdEUMWxiL LamXcDdujNTCboT9anERFC5qbp2CVvOqSABV5Q== )`
	RRSIG=541 and DNSKEY=541 verifies the DNSKEY RRset
	RRSIG=32804 and DNSKEY=32804/SEP verifies the DNSKEY RRset
	DNSKEY=541 is now in the chain-of-trust
	DNSKEY=2781 is now in the chain-of-trust
	Query to nccns1.epa.gov for epa.gov/A
	Received 219 bytes from 134.67.12.5
	;; Response received from [134.67.12.5] 219 octets ;; HEADER SECTION ;; id = 43473 ;; 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) ;; epa.gov. IN A ;; ANSWER SECTION (2 records) epa.gov. 3600 IN A 134.67.21.34 epa.gov. 3600 IN RRSIG ( A 8 2 3600 20260217063043 20260213053149 541 epa.gov. Mb8aGolCqcpt5w3dgeIhLrvFeFJ5e62y5Lt9ZPDi4fpkw7EK8NCDTDqBGVdoVjbbW1hTi+FBLqPU Th2n1t3dhoMXzdTy5hu/i2w7WXjT6i7nmRt0P+TC2ES6kaWwvKF7SGXVhGANoesab9T7CVVEI6WG auNga4JF2ALkD+Ve0Bw= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	nccns1.epa.gov is authoritative for epa.gov
	Found RRSIG signed by epa.gov zone
	Query to dcns2.epa.gov for epa.gov/SOA
	Received 265 bytes from 161.80.212.15
	;; Response received from [161.80.212.15] 265 octets ;; HEADER SECTION ;; id = 16665 ;; 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) ;; epa.gov. IN SOA ;; ANSWER SECTION (2 records) epa.gov. 3600 IN SOA ( rtpgm.ddi.epa.gov. dnsadmin.epa.gov. 2021547856 ;serial 10800 ;refresh 1080 ;retry 2419200 ;expire 900 ;minimum ) epa.gov. 3600 IN RRSIG ( SOA 8 2 3600 20260217074351 20260213064351 541 epa.gov. dJWo6m9jN7iLpO7nZuJJy4PDNI5wMI8qPZtVg3MAXfkKcdetBGZ6vNMt8C2fWEnkT+U2YxSEpef7 sq0WO0phzSdxO9PZKPMvCaydug+cmo9xZAqXty02iyRdWu9FblxnU4KjiZSjxKOlly3lN53ELXd2 xLbtHgMf3+utABxnntg= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to nccns2.epa.gov for epa.gov/SOA
	Received 265 bytes from 134.67.12.15
	;; Response received from [134.67.12.15] 265 octets ;; HEADER SECTION ;; id = 63170 ;; 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) ;; epa.gov. IN SOA ;; ANSWER SECTION (2 records) epa.gov. 3600 IN SOA ( rtpgm.ddi.epa.gov. dnsadmin.epa.gov. 2021547856 ;serial 10800 ;refresh 1080 ;retry 2419200 ;expire 900 ;minimum ) epa.gov. 3600 IN RRSIG ( SOA 8 2 3600 20260217074351 20260213064351 541 epa.gov. dJWo6m9jN7iLpO7nZuJJy4PDNI5wMI8qPZtVg3MAXfkKcdetBGZ6vNMt8C2fWEnkT+U2YxSEpef7 sq0WO0phzSdxO9PZKPMvCaydug+cmo9xZAqXty02iyRdWu9FblxnU4KjiZSjxKOlly3lN53ELXd2 xLbtHgMf3+utABxnntg= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to dcns1.epa.gov for epa.gov/SOA
	Received 265 bytes from 161.80.212.5
	;; Response received from [161.80.212.5] 265 octets ;; HEADER SECTION ;; id = 28627 ;; 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) ;; epa.gov. IN SOA ;; ANSWER SECTION (2 records) epa.gov. 3600 IN SOA ( rtpgm.ddi.epa.gov. dnsadmin.epa.gov. 2021547856 ;serial 10800 ;refresh 1080 ;retry 2419200 ;expire 900 ;minimum ) epa.gov. 3600 IN RRSIG ( SOA 8 2 3600 20260217074351 20260213064351 541 epa.gov. dJWo6m9jN7iLpO7nZuJJy4PDNI5wMI8qPZtVg3MAXfkKcdetBGZ6vNMt8C2fWEnkT+U2YxSEpef7 sq0WO0phzSdxO9PZKPMvCaydug+cmo9xZAqXty02iyRdWu9FblxnU4KjiZSjxKOlly3lN53ELXd2 xLbtHgMf3+utABxnntg= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to nccns1.epa.gov for epa.gov/A
	Received 219 bytes from 134.67.12.5
	;; Response received from [134.67.12.5] 219 octets ;; HEADER SECTION ;; id = 46573 ;; 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) ;; epa.gov. IN A ;; ANSWER SECTION (2 records) epa.gov. 3600 IN A 134.67.21.34 epa.gov. 3600 IN RRSIG ( A 8 2 3600 20260217063043 20260213053149 541 epa.gov. Mb8aGolCqcpt5w3dgeIhLrvFeFJ5e62y5Lt9ZPDi4fpkw7EK8NCDTDqBGVdoVjbbW1hTi+FBLqPU Th2n1t3dhoMXzdTy5hu/i2w7WXjT6i7nmRt0P+TC2ES6kaWwvKF7SGXVhGANoesab9T7CVVEI6WG auNga4JF2ALkD+Ve0Bw= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	epa.gov A RR has value 134.67.21.34
	Found 1 RRSIGs over A RRset
	`epa.gov. 3600 IN RRSIG ( A 8 2 3600 20260217063043 20260213053149 541 epa.gov. Mb8aGolCqcpt5w3dgeIhLrvFeFJ5e62y5Lt9ZPDi4fpkw7EK8NCDTDqBGVdoVjbbW1hTi+FBLqPU Th2n1t3dhoMXzdTy5hu/i2w7WXjT6i7nmRt0P+TC2ES6kaWwvKF7SGXVhGANoesab9T7CVVEI6WG auNga4JF2ALkD+Ve0Bw= )`
	RRSIG=541 and DNSKEY=541 verifies the A RRset

epa.gov

	Query to dcns2.epa.gov for epa.gov/A
	Received 219 bytes from 161.80.212.15
	;; Response received from [161.80.212.15] 219 octets ;; HEADER SECTION ;; id = 50470 ;; 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) ;; epa.gov. IN A ;; ANSWER SECTION (2 records) epa.gov. 3600 IN A 134.67.21.34 epa.gov. 3600 IN RRSIG ( A 8 2 3600 20260217063043 20260213053149 541 epa.gov. Mb8aGolCqcpt5w3dgeIhLrvFeFJ5e62y5Lt9ZPDi4fpkw7EK8NCDTDqBGVdoVjbbW1hTi+FBLqPU Th2n1t3dhoMXzdTy5hu/i2w7WXjT6i7nmRt0P+TC2ES6kaWwvKF7SGXVhGANoesab9T7CVVEI6WG auNga4JF2ALkD+Ve0Bw= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	dcns2.epa.gov is authoritative for epa.gov
	Found RRSIG signed by epa.gov zone
	Query to dcns2.epa.gov for epa.gov/A
	Received 219 bytes from 161.80.212.15
	;; Response received from [161.80.212.15] 219 octets ;; HEADER SECTION ;; id = 17360 ;; 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) ;; epa.gov. IN A ;; ANSWER SECTION (2 records) epa.gov. 3600 IN A 134.67.21.34 epa.gov. 3600 IN RRSIG ( A 8 2 3600 20260217063043 20260213053149 541 epa.gov. Mb8aGolCqcpt5w3dgeIhLrvFeFJ5e62y5Lt9ZPDi4fpkw7EK8NCDTDqBGVdoVjbbW1hTi+FBLqPU Th2n1t3dhoMXzdTy5hu/i2w7WXjT6i7nmRt0P+TC2ES6kaWwvKF7SGXVhGANoesab9T7CVVEI6WG auNga4JF2ALkD+Ve0Bw= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	epa.gov A RR has value 134.67.21.34
	Found 1 RRSIGs over A RRset
	`epa.gov. 3600 IN RRSIG ( A 8 2 3600 20260217063043 20260213053149 541 epa.gov. Mb8aGolCqcpt5w3dgeIhLrvFeFJ5e62y5Lt9ZPDi4fpkw7EK8NCDTDqBGVdoVjbbW1hTi+FBLqPU Th2n1t3dhoMXzdTy5hu/i2w7WXjT6i7nmRt0P+TC2ES6kaWwvKF7SGXVhGANoesab9T7CVVEI6WG auNga4JF2ALkD+Ve0Bw= )`
	RRSIG=541 and DNSKEY=541 verifies the A RRset

epa.gov

	Query to nccns2.epa.gov for epa.gov/A
	Received 219 bytes from 134.67.12.15
	;; Response received from [134.67.12.15] 219 octets ;; HEADER SECTION ;; id = 43110 ;; 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) ;; epa.gov. IN A ;; ANSWER SECTION (2 records) epa.gov. 3600 IN A 134.67.21.34 epa.gov. 3600 IN RRSIG ( A 8 2 3600 20260217063043 20260213053149 541 epa.gov. Mb8aGolCqcpt5w3dgeIhLrvFeFJ5e62y5Lt9ZPDi4fpkw7EK8NCDTDqBGVdoVjbbW1hTi+FBLqPU Th2n1t3dhoMXzdTy5hu/i2w7WXjT6i7nmRt0P+TC2ES6kaWwvKF7SGXVhGANoesab9T7CVVEI6WG auNga4JF2ALkD+Ve0Bw= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	nccns2.epa.gov is authoritative for epa.gov
	Found RRSIG signed by epa.gov zone
	Query to nccns2.epa.gov for epa.gov/A
	Received 219 bytes from 134.67.12.15
	;; Response received from [134.67.12.15] 219 octets ;; HEADER SECTION ;; id = 15204 ;; 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) ;; epa.gov. IN A ;; ANSWER SECTION (2 records) epa.gov. 3600 IN A 134.67.21.34 epa.gov. 3600 IN RRSIG ( A 8 2 3600 20260217063043 20260213053149 541 epa.gov. Mb8aGolCqcpt5w3dgeIhLrvFeFJ5e62y5Lt9ZPDi4fpkw7EK8NCDTDqBGVdoVjbbW1hTi+FBLqPU Th2n1t3dhoMXzdTy5hu/i2w7WXjT6i7nmRt0P+TC2ES6kaWwvKF7SGXVhGANoesab9T7CVVEI6WG auNga4JF2ALkD+Ve0Bw= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	epa.gov A RR has value 134.67.21.34
	Found 1 RRSIGs over A RRset
	`epa.gov. 3600 IN RRSIG ( A 8 2 3600 20260217063043 20260213053149 541 epa.gov. Mb8aGolCqcpt5w3dgeIhLrvFeFJ5e62y5Lt9ZPDi4fpkw7EK8NCDTDqBGVdoVjbbW1hTi+FBLqPU Th2n1t3dhoMXzdTy5hu/i2w7WXjT6i7nmRt0P+TC2ES6kaWwvKF7SGXVhGANoesab9T7CVVEI6WG auNga4JF2ALkD+Ve0Bw= )`
	RRSIG=541 and DNSKEY=541 verifies the A RRset

epa.gov

	Query to dcns1.epa.gov for epa.gov/A
	Received 219 bytes from 161.80.212.5
	;; Response received from [161.80.212.5] 219 octets ;; HEADER SECTION ;; id = 19145 ;; 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) ;; epa.gov. IN A ;; ANSWER SECTION (2 records) epa.gov. 3600 IN A 134.67.21.34 epa.gov. 3600 IN RRSIG ( A 8 2 3600 20260217063043 20260213053149 541 epa.gov. Mb8aGolCqcpt5w3dgeIhLrvFeFJ5e62y5Lt9ZPDi4fpkw7EK8NCDTDqBGVdoVjbbW1hTi+FBLqPU Th2n1t3dhoMXzdTy5hu/i2w7WXjT6i7nmRt0P+TC2ES6kaWwvKF7SGXVhGANoesab9T7CVVEI6WG auNga4JF2ALkD+Ve0Bw= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	dcns1.epa.gov is authoritative for epa.gov
	Found RRSIG signed by epa.gov zone
	Query to dcns1.epa.gov for epa.gov/A
	Received 219 bytes from 161.80.212.5
	;; Response received from [161.80.212.5] 219 octets ;; HEADER SECTION ;; id = 27602 ;; 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) ;; epa.gov. IN A ;; ANSWER SECTION (2 records) epa.gov. 3600 IN A 134.67.21.34 epa.gov. 3600 IN RRSIG ( A 8 2 3600 20260217063043 20260213053149 541 epa.gov. Mb8aGolCqcpt5w3dgeIhLrvFeFJ5e62y5Lt9ZPDi4fpkw7EK8NCDTDqBGVdoVjbbW1hTi+FBLqPU Th2n1t3dhoMXzdTy5hu/i2w7WXjT6i7nmRt0P+TC2ES6kaWwvKF7SGXVhGANoesab9T7CVVEI6WG auNga4JF2ALkD+Ve0Bw= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	epa.gov A RR has value 134.67.21.34
	Found 1 RRSIGs over A RRset
	`epa.gov. 3600 IN RRSIG ( A 8 2 3600 20260217063043 20260213053149 541 epa.gov. Mb8aGolCqcpt5w3dgeIhLrvFeFJ5e62y5Lt9ZPDi4fpkw7EK8NCDTDqBGVdoVjbbW1hTi+FBLqPU Th2n1t3dhoMXzdTy5hu/i2w7WXjT6i7nmRt0P+TC2ES6kaWwvKF7SGXVhGANoesab9T7CVVEI6WG auNga4JF2ALkD+Ve0Bw= )`
	RRSIG=541 and DNSKEY=541 verifies the A RRset

Move your mouse over any or symbols for remediation hints.

Want a second opinion? Test epa.gov at dnsviz.net.

DNSSEC Debugger

↓ Advanced options ↑ Advanced options

Trust Anchor:
Name Servers: