DNSSEC Debugger

Back to Verisign Labs Tools

Domain Name:

Detail: more(+) / less(-)

Time: 2026-09-25 10:29:56 UTC

Analyzing DNSSEC problems for TVA.GOV

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

DS=38696/SHA-256 is now in the chain-of-trust

	Checking DS between Trust Anchor and .
	`. IN DS ( 20326 8 2 e06d44b80b8f1d39a95c0b0d7c65d08458e880409bbc683457104237c7f8ec8d )`
	`. IN DS ( 38696 8 2 683d2d0acb8c9b712a1948b27f741219298d0a450d612c483af444a4c0fb2b16 )`
	Query to d.root-servers.net for ./DNSKEY
	Received 1414 bytes from 199.7.91.13
	;; Response received from [199.7.91.13] 1414 octets ;; HEADER SECTION ;; id = 28803 ;; 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": 1450, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; . IN DNSKEY ;; ANSWER SECTION (5 records) . 172800 IN DNSKEY ( 256 3 8 AwEAAeCYD6Z7WWKVLeuWgowKP+3g+Gs1cnLKq7a3CaQxQpv8bfuFVI0WnG33qaSH/Mw9IBgifrdz f4XY/DQLnyBJ9MfaOyAWuEaEmYJ+GQPiwVVfstGwSA1McfFJUttTgq2Huu74KARhtA8wPo/N3Xcy YQtNhz+qCM5NBb3ecx/naw6sYab9LxS6f2cU0q03++BP5Ks0Uef8WJCa/1izCYE+vMkwoltV+tEN a3hpXiZ7jle/xdgaZrPi5ZGmyLVI34g1XVYrNlsCCTmNvFQIfzW5STFQFsQpizczyFn9r3LzSxxP CNwdlCG84bER0BmdwqbF6Tanv+FxMOavrahkj4wIy5k= ) ; keytag 57780 . 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 DNSKEY ( 256 3 8 AwEAAcorNxNc9t0ue1ZenPjVMRujlQ2YLBJ0pR/4XMjHby9vr03cRxFSKnWpxeg5PL384D9VeqdS 1bjrGyTsHtoagzI3NiXFd8sjHMOnZxu5pp/+UBIg7tasYgVMMdUiM1Yu/c+t30d1Qw/v6NYLNnOn ywTu6HuUh7Y1sZRq/GZcrxLENXHQoyKpOrOr8R3+qd6wK69IKB80ZBZtkX9rdEqKJk+yYXjEZzZ0 zkAFthmNgCreAoU9PVlU66dyOsaLjf3wKUlUm9SNOKs+tK6LuSmRbK6+1T/tPaRaMBSEuv2G6vXf nJ1uyMbGvtpRn/YDcvTjrp6DzE6XyF44QdwJ3oKx4ek= ) ; keytag 8763 . 172800 IN RRSIG ( DNSKEY 8 0 172800 20261010000000 20260919000000 20326 . SeT2U+BKi7S4R7OPnQ0EBjS6DtsNPasISEAE3iOUQWl552IWiqHLBYkZOa5au73wjV5oH9vQleMB gtIQleByqX74kORDKMmx+EIhhDmiNOf9w33OqM4+s0Etem28QjqQ9e4QgsKI6N39HDMedL31iybJ n6ghPcDT73IyzgTs6mtyV+Lpu1ZqH1yXNNB34YsEzgquGDKU7QkAlQMupqKlZOhJC2pj4724Fzjr MXq68MYAitHMmfnrm2/iqP8i0jIrIQgIl4mVOO4VxMZEsQa+ESJWEBQJ3Fu3jLRII/xIEq1qXb8F 87yhBvKhzuyLfQGaKttdkN9oudecqKuNezNp0g== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 4 DNSKEY records for .
	`. 172800 IN DNSKEY ( 256 3 8 AwEAAeCYD6Z7WWKVLeuWgowKP+3g+Gs1cnLKq7a3CaQxQpv8bfuFVI0WnG33qaSH/Mw9IBgifrdz f4XY/DQLnyBJ9MfaOyAWuEaEmYJ+GQPiwVVfstGwSA1McfFJUttTgq2Huu74KARhtA8wPo/N3Xcy YQtNhz+qCM5NBb3ecx/naw6sYab9LxS6f2cU0q03++BP5Ks0Uef8WJCa/1izCYE+vMkwoltV+tEN a3hpXiZ7jle/xdgaZrPi5ZGmyLVI34g1XVYrNlsCCTmNvFQIfzW5STFQFsQpizczyFn9r3LzSxxP CNwdlCG84bER0BmdwqbF6Tanv+FxMOavrahkj4wIy5k= ) ; keytag 57780`
	`. 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 DNSKEY ( 256 3 8 AwEAAcorNxNc9t0ue1ZenPjVMRujlQ2YLBJ0pR/4XMjHby9vr03cRxFSKnWpxeg5PL384D9VeqdS 1bjrGyTsHtoagzI3NiXFd8sjHMOnZxu5pp/+UBIg7tasYgVMMdUiM1Yu/c+t30d1Qw/v6NYLNnOn ywTu6HuUh7Y1sZRq/GZcrxLENXHQoyKpOrOr8R3+qd6wK69IKB80ZBZtkX9rdEqKJk+yYXjEZzZ0 zkAFthmNgCreAoU9PVlU66dyOsaLjf3wKUlUm9SNOKs+tK6LuSmRbK6+1T/tPaRaMBSEuv2G6vXf nJ1uyMbGvtpRn/YDcvTjrp6DzE6XyF44QdwJ3oKx4ek= ) ; keytag 8763`
	DNSKEY=20326/SEP is now in the chain-of-trust
	DS=20326/SHA-256 verifies DNSKEY=20326/SEP
	DNSKEY=38696/SEP is now in the chain-of-trust
	DS=38696/SHA-256 verifies DNSKEY=38696/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`. 172800 IN RRSIG ( DNSKEY 8 0 172800 20261010000000 20260919000000 20326 . SeT2U+BKi7S4R7OPnQ0EBjS6DtsNPasISEAE3iOUQWl552IWiqHLBYkZOa5au73wjV5oH9vQleMB gtIQleByqX74kORDKMmx+EIhhDmiNOf9w33OqM4+s0Etem28QjqQ9e4QgsKI6N39HDMedL31iybJ n6ghPcDT73IyzgTs6mtyV+Lpu1ZqH1yXNNB34YsEzgquGDKU7QkAlQMupqKlZOhJC2pj4724Fzjr MXq68MYAitHMmfnrm2/iqP8i0jIrIQgIl4mVOO4VxMZEsQa+ESJWEBQJ3Fu3jLRII/xIEq1qXb8F 87yhBvKhzuyLfQGaKttdkN9oudecqKuNezNp0g== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=57780 is now in the chain-of-trust
	DNSKEY=8763 is now in the chain-of-trust
	Query to j.root-servers.net for TVA.GOV/A
	Received 614 bytes from 192.58.128.30
	;; Response received from [192.58.128.30] 614 octets ;; HEADER SECTION ;; id = 18890 ;; 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) ;; TVA.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 20261008050000 20260925040000 57780 . avtgyWu6a9neS5KKguQt1W2OBJHcH8qmYp0Gae5C3YxQO+fWwmzk7EdiyaqYL7kZHUEWcthD70RU B4AOt6LmOybIGSsb95hNktthNrobWXpBv8Z7c9yBO2LdoHQfiBoOFx5o5/DA9Yb4xLUV5lD+ApFV gs/+9zxVRnSYyzxf/AFDnrSI3MRa2HRpoSnxmyhH59zJr8DC+DR/aLZbqyhQfagJgNASIuUdDj7y n4jtsk9UZbCE+D8dywf52unwopwt4UJzXpgPQ4NwQQo76ZIXz5P9rL00Ywa6bNzElg32x9T2Ih2l 2KsaiQMlWtFQcb5WyTJWxVmfvrFA5M5nLxHbPg== ) ;; ADDITIONAL SECTION (9 records) a.ns.GOV. 172800 IN A 199.33.230.1 a.ns.GOV. 172800 IN AAAA 2001:503:ff40::1 b.ns.GOV. 172800 IN A 199.33.231.1 b.ns.GOV. 172800 IN AAAA 2001:503:ff41::1 c.ns.GOV. 172800 IN A 199.33.232.1 c.ns.GOV. 172800 IN AAAA 2001:503:ff42::1 d.ns.GOV. 172800 IN A 199.33.233.1 d.ns.GOV. 172800 IN AAAA 2001:503:ff43::1 ;; { "EDNS-VERSION": 0 }
	Query to m.root-servers.net for GOV/DNSKEY
	Received 616 bytes from 202.12.27.33
	;; Response received from [202.12.27.33] 616 octets ;; HEADER SECTION ;; id = 150 ;; 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 20261008050000 20260925040000 57780 . avtgyWu6a9neS5KKguQt1W2OBJHcH8qmYp0Gae5C3YxQO+fWwmzk7EdiyaqYL7kZHUEWcthD70RU B4AOt6LmOybIGSsb95hNktthNrobWXpBv8Z7c9yBO2LdoHQfiBoOFx5o5/DA9Yb4xLUV5lD+ApFV gs/+9zxVRnSYyzxf/AFDnrSI3MRa2HRpoSnxmyhH59zJr8DC+DR/aLZbqyhQfagJgNASIuUdDj7y n4jtsk9UZbCE+D8dywf52unwopwt4UJzXpgPQ4NwQQo76ZIXz5P9rL00Ywa6bNzElg32x9T2Ih2l 2KsaiQMlWtFQcb5WyTJWxVmfvrFA5M5nLxHbPg== ) ;; ADDITIONAL SECTION (9 records) d.ns.gov. 172800 IN A 199.33.233.1 c.ns.gov. 172800 IN A 199.33.232.1 b.ns.gov. 172800 IN A 199.33.231.1 a.ns.gov. 172800 IN A 199.33.230.1 d.ns.gov. 172800 IN AAAA 2001:503:ff43::1 c.ns.gov. 172800 IN AAAA 2001:503:ff42::1 b.ns.gov. 172800 IN AAAA 2001:503:ff41::1 a.ns.gov. 172800 IN AAAA 2001:503:ff40::1 ;; { "EDNS-VERSION": 0 }
	Found child zone GOV

GOV

	Checking DS between . and GOV
	Query to k.root-servers.net for GOV/DS
	Received 367 bytes from 193.0.14.129
	;; Response received from [193.0.14.129] 367 octets ;; HEADER SECTION ;; id = 11515 ;; 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 20261008050000 20260925040000 57780 . avtgyWu6a9neS5KKguQt1W2OBJHcH8qmYp0Gae5C3YxQO+fWwmzk7EdiyaqYL7kZHUEWcthD70RU B4AOt6LmOybIGSsb95hNktthNrobWXpBv8Z7c9yBO2LdoHQfiBoOFx5o5/DA9Yb4xLUV5lD+ApFV gs/+9zxVRnSYyzxf/AFDnrSI3MRa2HRpoSnxmyhH59zJr8DC+DR/aLZbqyhQfagJgNASIuUdDj7y n4jtsk9UZbCE+D8dywf52unwopwt4UJzXpgPQ4NwQQo76ZIXz5P9rL00Ywa6bNzElg32x9T2Ih2l 2KsaiQMlWtFQcb5WyTJWxVmfvrFA5M5nLxHbPg== ) ;; 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 20261008050000 20260925040000 57780 . avtgyWu6a9neS5KKguQt1W2OBJHcH8qmYp0Gae5C3YxQO+fWwmzk7EdiyaqYL7kZHUEWcthD70RU B4AOt6LmOybIGSsb95hNktthNrobWXpBv8Z7c9yBO2LdoHQfiBoOFx5o5/DA9Yb4xLUV5lD+ApFV gs/+9zxVRnSYyzxf/AFDnrSI3MRa2HRpoSnxmyhH59zJr8DC+DR/aLZbqyhQfagJgNASIuUdDj7y n4jtsk9UZbCE+D8dywf52unwopwt4UJzXpgPQ4NwQQo76ZIXz5P9rL00Ywa6bNzElg32x9T2Ih2l 2KsaiQMlWtFQcb5WyTJWxVmfvrFA5M5nLxHbPg== )`
	RRSIG=57780 and DNSKEY=57780 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 a.ns.gov for GOV/DNSKEY
	Received 291 bytes from 199.33.230.1
	;; Response received from [199.33.230.1] 291 octets ;; HEADER SECTION ;; id = 61822 ;; 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 20261120110642 20260920110642 2536 gov. cfy+HEpjo649lgn0nmaZm2dw0PRBEIyKW7LtCSFSDTfc5dt/MTrQAxq5b6QAG5LqJnvI9gWiBeUg ios+M1nt8g== ) ;; 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 20261120110642 20260920110642 2536 gov. cfy+HEpjo649lgn0nmaZm2dw0PRBEIyKW7LtCSFSDTfc5dt/MTrQAxq5b6QAG5LqJnvI9gWiBeUg ios+M1nt8g== )`
	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 TVA.GOV/A
	Received 307 bytes from 199.33.232.1
	;; Response received from [199.33.232.1] 307 octets ;; HEADER SECTION ;; id = 52986 ;; 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 = 4 arcount = 5 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; TVA.GOV. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) TVA.GOV. 10800 IN NS ns7.TVA.GOV. TVA.GOV. 10800 IN NS ns8.TVA.GOV. TVA.GOV. 3600 IN DS ( 2371 13 2 daeedf3ccf0861bf4b592ab8d7f7bda5b8ed6408a543c786e5cc4b8989062a57 ) TVA.GOV. 3600 IN RRSIG ( DS 13 2 3600 20260926112956 20260924092956 35496 gov. TseTx/GeXhojsgkQYlwiVQOmJCek2qeKZNZAdRX4ObXweLY08dHhnkq7rOrTJCUkm8A4lc9PBb7W 8LSDrJ7aeg== ) ;; ADDITIONAL SECTION (5 records) ns7.TVA.GOV. 3600 IN A 162.159.0.254 ns7.TVA.GOV. 3600 IN AAAA 2400:cb00:2049:1::a29f:fe ns8.TVA.GOV. 3600 IN A 162.159.1.243 ns8.TVA.GOV. 3600 IN AAAA 2400:cb00:2049:1::a29f:1f3 ;; { "EDNS-VERSION": 0 }
	Query to c.ns.gov for TVA.GOV/DNSKEY
	Received 307 bytes from 199.33.232.1
	;; Response received from [199.33.232.1] 307 octets ;; HEADER SECTION ;; id = 23274 ;; 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 = 4 arcount = 5 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; TVA.GOV. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) TVA.GOV. 10800 IN NS ns7.TVA.GOV. TVA.GOV. 10800 IN NS ns8.TVA.GOV. TVA.GOV. 3600 IN DS ( 2371 13 2 daeedf3ccf0861bf4b592ab8d7f7bda5b8ed6408a543c786e5cc4b8989062a57 ) TVA.GOV. 3600 IN RRSIG ( DS 13 2 3600 20260926112956 20260924092956 35496 gov. n20B+Y1Tg3XggkJ7HHqHt+3N9WjL40FHQsbRe4otrEDL6troheuJCPmXA0n86xdzA481fkLGwrzR hWFNLDIimw== ) ;; ADDITIONAL SECTION (5 records) ns7.TVA.GOV. 3600 IN A 162.159.0.254 ns7.TVA.GOV. 3600 IN AAAA 2400:cb00:2049:1::a29f:fe ns8.TVA.GOV. 3600 IN A 162.159.1.243 ns8.TVA.GOV. 3600 IN AAAA 2400:cb00:2049:1::a29f:1f3 ;; { "EDNS-VERSION": 0 }
	Found child zone TVA.GOV

TVA.GOV

	Checking DS between GOV and TVA.GOV
	Query to b.ns.gov for TVA.GOV/DS
	Received 183 bytes from 199.33.231.1
	;; Response received from [199.33.231.1] 183 octets ;; HEADER SECTION ;; id = 59747 ;; 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) ;; TVA.GOV. IN DS ;; ANSWER SECTION (2 records) TVA.GOV. 3600 IN DS ( 2371 13 2 daeedf3ccf0861bf4b592ab8d7f7bda5b8ed6408a543c786e5cc4b8989062a57 ) TVA.GOV. 3600 IN RRSIG ( DS 13 2 3600 20260926112956 20260924092956 35496 gov. kKOD/7eB8FWD04MwLVQePHWezFG7I+++RX45WG+0bMAJv/rNJtE3mYjbpu1oSQzG2opbCP2w/cc2 K5SuCoXErw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 1 DS records for TVA.GOV in the GOV zone
	DS=2371/SHA-256 has algorithm ECDSAP256SHA256
	Found 1 RRSIGs over DS RRset
	`TVA.GOV. 3600 IN RRSIG ( DS 13 2 3600 20260926112956 20260924092956 35496 gov. kKOD/7eB8FWD04MwLVQePHWezFG7I+++RX45WG+0bMAJv/rNJtE3mYjbpu1oSQzG2opbCP2w/cc2 K5SuCoXErw== )`
	RRSIG=35496 and DNSKEY=35496 verifies the DS RRset
	DS=2371/SHA-256 is now in the chain-of-trust
	`TVA.GOV. 3600 IN DS ( 2371 13 2 daeedf3ccf0861bf4b592ab8d7f7bda5b8ed6408a543c786e5cc4b8989062a57 )`
	Query to ns7.TVA.GOV for TVA.GOV/DNSKEY
	Received 299 bytes from 162.159.0.254
	;; Response received from [162.159.0.254] 299 octets ;; HEADER SECTION ;; id = 52012 ;; 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) ;; TVA.GOV. IN DNSKEY ;; ANSWER SECTION (3 records) TVA.GOV. 3600 IN DNSKEY ( 257 3 13 mdsswUyr3DPW132mOi8V9xESWE8jTo0dxCjjnopKl+GqJxpVXckHAeF+KkxLbxILfDLUT0rAK9iU zy1L53eKGQ== ) ; keytag 2371 TVA.GOV. 3600 IN DNSKEY ( 256 3 13 oJMRESz5E4gYzS/q6XDrvU1qMPYIjCWzJaOau8XNEZeqCYKD5ar0IRd8KqXXFJkqmVfRvMGPmM1x 8fGAa2XhSA== ) ; keytag 34505 TVA.GOV. 3600 IN RRSIG ( DNSKEY 13 2 3600 20261105042324 20260905042324 2371 tva.gov. KXE19QxbmokEWH63+bhIW8pGulORUNZUtJMZvnWWAcC+g4FSN+y9mJ24/5oTe4up36QP9oYSpE3L rNApSxAMWg== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for TVA.GOV
	`TVA.GOV. 3600 IN DNSKEY ( 257 3 13 mdsswUyr3DPW132mOi8V9xESWE8jTo0dxCjjnopKl+GqJxpVXckHAeF+KkxLbxILfDLUT0rAK9iU zy1L53eKGQ== ) ; keytag 2371`
	`TVA.GOV. 3600 IN DNSKEY ( 256 3 13 oJMRESz5E4gYzS/q6XDrvU1qMPYIjCWzJaOau8XNEZeqCYKD5ar0IRd8KqXXFJkqmVfRvMGPmM1x 8fGAa2XhSA== ) ; keytag 34505`
	DNSKEY=2371/SEP is now in the chain-of-trust
	DS=2371/SHA-256 verifies DNSKEY=2371/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`TVA.GOV. 3600 IN RRSIG ( DNSKEY 13 2 3600 20261105042324 20260905042324 2371 tva.gov. KXE19QxbmokEWH63+bhIW8pGulORUNZUtJMZvnWWAcC+g4FSN+y9mJ24/5oTe4up36QP9oYSpE3L rNApSxAMWg== )`
	RRSIG=2371 and DNSKEY=2371/SEP verifies the DNSKEY RRset
	DNSKEY=34505 is now in the chain-of-trust
	Query to ns8.TVA.GOV for TVA.GOV/A
	Received 203 bytes from 162.159.1.243
	;; Response received from [162.159.1.243] 203 octets ;; HEADER SECTION ;; id = 14702 ;; 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": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; TVA.GOV. IN A ;; ANSWER SECTION (5 records) TVA.GOV. 300 IN A 172.65.90.26 TVA.GOV. 300 IN A 172.65.90.25 TVA.GOV. 300 IN A 172.65.90.24 TVA.GOV. 300 IN A 172.65.90.27 TVA.GOV. 300 IN RRSIG ( A 13 2 300 20260926112956 20260924092956 34505 tva.gov. IVzw/wsMsVvYzh4msUc1irfs+jTRgKqQWjhS0T4hZHiV4s/9a4QBBVNDqnRLID9e7Ws0ovPn5ZeP 2V0gkoKPkA== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	ns8.TVA.GOV is authoritative for TVA.GOV
	Found RRSIG signed by tva.gov zone
	Query to ns7.TVA.GOV for TVA.GOV/SOA
	Received 197 bytes from 162.159.0.254
	;; Response received from [162.159.0.254] 197 octets ;; HEADER SECTION ;; id = 26591 ;; 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) ;; TVA.GOV. IN SOA ;; ANSWER SECTION (2 records) TVA.GOV. 1800 IN SOA ( ns7.TVA.GOV. dns.cloudflare.com. 2415774587 ;serial 10000 ;refresh 2400 ;retry 604800 ;expire 1800 ;minimum ) TVA.GOV. 1800 IN RRSIG ( SOA 13 2 1800 20260926112956 20260924092956 34505 tva.gov. HGbVde3YhtU7vhAF6DkGO6Fk8bt6N/RjZXBKuctms+FV1HYxgFSo9WNzB/He4X8r/cT1rovrzus3 I6FrTNHR/A== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to ns8.TVA.GOV for TVA.GOV/A
	TVA.GOV A RR has value 172.65.90.26
	TVA.GOV A RR has value 172.65.90.25
	TVA.GOV A RR has value 172.65.90.24
	TVA.GOV A RR has value 172.65.90.27
	Found 1 RRSIGs over A RRset
	`TVA.GOV. 300 IN RRSIG ( A 13 2 300 20260926112956 20260924092956 34505 tva.gov. IVzw/wsMsVvYzh4msUc1irfs+jTRgKqQWjhS0T4hZHiV4s/9a4QBBVNDqnRLID9e7Ws0ovPn5ZeP 2V0gkoKPkA== )`
	RRSIG=34505 and DNSKEY=34505 verifies the A RRset

TVA.GOV

	Query to ns7.TVA.GOV for TVA.GOV/A
	Received 203 bytes from 162.159.0.254
	;; Response received from [162.159.0.254] 203 octets ;; HEADER SECTION ;; id = 7136 ;; 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": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; TVA.GOV. IN A ;; ANSWER SECTION (5 records) TVA.GOV. 300 IN A 172.65.90.27 TVA.GOV. 300 IN A 172.65.90.25 TVA.GOV. 300 IN A 172.65.90.26 TVA.GOV. 300 IN A 172.65.90.24 TVA.GOV. 300 IN RRSIG ( A 13 2 300 20260926112956 20260924092956 34505 tva.gov. aYUMv8vfZ8jUwq754V9Q9oUlMegFTd1VAmqdf2RnoIeYrKtBzjwawvX9qOh28uap7bkC79mviknU P2lnTjLJzw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	ns7.TVA.GOV is authoritative for TVA.GOV
	Found RRSIG signed by tva.gov zone
	Query to ns7.TVA.GOV for TVA.GOV/A
	TVA.GOV A RR has value 172.65.90.27
	TVA.GOV A RR has value 172.65.90.25
	TVA.GOV A RR has value 172.65.90.26
	TVA.GOV A RR has value 172.65.90.24
	Found 1 RRSIGs over A RRset
	`TVA.GOV. 300 IN RRSIG ( A 13 2 300 20260926112956 20260924092956 34505 tva.gov. aYUMv8vfZ8jUwq754V9Q9oUlMegFTd1VAmqdf2RnoIeYrKtBzjwawvX9qOh28uap7bkC79mviknU P2lnTjLJzw== )`
	RRSIG=34505 and DNSKEY=34505 verifies the A RRset

Move your mouse over any or symbols for remediation hints.

Want a second opinion? Test TVA.GOV at dnsviz.net.

DNSSEC Debugger

↓ Advanced options ↑ Advanced options

Trust Anchor:
Name Servers: