DNSSEC Debugger - alzheimers.gov

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Domain Name:

Detail: more(+) / less(-)

Time: 2026-09-05 17:10:34 UTC

Analyzing DNSSEC problems for alzheimers.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 f.root-servers.net for ./DNSKEY
	Received 1139 bytes from 192.5.5.241
	;; Response received from [192.5.5.241] 1139 octets ;; HEADER SECTION ;; id = 51097 ;; 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": 1472, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; . IN DNSKEY ;; ANSWER SECTION (4 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 RRSIG ( DNSKEY 8 0 172800 20260920000000 20260830000000 20326 . PvfCYsLIvqwE52D32Fx+zL43nm8ojP/W3MbsbUu4IsBqewjFRvAv00Mp2ehX2IyjRUV2fhtHPFzL 3G0PK9GucRv7Ab97RauaOiVJnAqqUjELQR4HedSNVnprjF8UUmRiXPOTXAD/WEWLAk9MOOcwF+xK eB4f8spcLMIVDA9r32afCpu2lhs/3rwDD687GCz2HN5y4/Ew5Wi8ZSD3TMtbaSoGOb73Zpzw0XqB k9PqBVEZPcR2bZkgPRQZRYz8Pwga658J1hhw6qn3eocf4WluAldJGd2wYvXLUrwdZESnYac0aq8O Y2t3Z2MYoX1JnLQttItxyltVQIv8AoQnUMet/w== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 3 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`
	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 20260920000000 20260830000000 20326 . PvfCYsLIvqwE52D32Fx+zL43nm8ojP/W3MbsbUu4IsBqewjFRvAv00Mp2ehX2IyjRUV2fhtHPFzL 3G0PK9GucRv7Ab97RauaOiVJnAqqUjELQR4HedSNVnprjF8UUmRiXPOTXAD/WEWLAk9MOOcwF+xK eB4f8spcLMIVDA9r32afCpu2lhs/3rwDD687GCz2HN5y4/Ew5Wi8ZSD3TMtbaSoGOb73Zpzw0XqB k9PqBVEZPcR2bZkgPRQZRYz8Pwga658J1hhw6qn3eocf4WluAldJGd2wYvXLUrwdZESnYac0aq8O Y2t3Z2MYoX1JnLQttItxyltVQIv8AoQnUMet/w== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=57780 is now in the chain-of-trust
	Query to j.root-servers.net for alzheimers.gov/A
	Received 621 bytes from 192.58.128.30
	;; Response received from [192.58.128.30] 621 octets ;; HEADER SECTION ;; id = 20565 ;; 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) ;; alzheimers.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 20260918050000 20260905040000 57780 . jCiRmPzu3bhuNROA82oztM98jWkoCuBZD9z7nQgQT4v85hv5iFbf/gx7sUM5dVuLMDyuUZsskd3n KexFo6n3MHkUEl/mLNM68DeCGZFoylpOk5naMRQOC1YYAVvYRVa9lUtJCxqa/Lf/rmeOgTyczUWD fVKlY3FLSV5LBdr4ORUYPIFj4x4A9xWPeP8nHI/wdn2Qthvl+/sTnDJoBL0Jif771d7P0WPQgJ1c SXDHAklL/eAM9KIusU7L6oyoH3FMF2A7KxuyRBJF/C5cx6x4I3IuHskTajOG3MM+mnMhq1qne/jQ k7fgx9v6OwVRmOF0tPjGm7JL9lxntjLM3+Kswg== ) ;; 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 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 = 24817 ;; 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 20260918050000 20260905040000 57780 . jCiRmPzu3bhuNROA82oztM98jWkoCuBZD9z7nQgQT4v85hv5iFbf/gx7sUM5dVuLMDyuUZsskd3n KexFo6n3MHkUEl/mLNM68DeCGZFoylpOk5naMRQOC1YYAVvYRVa9lUtJCxqa/Lf/rmeOgTyczUWD fVKlY3FLSV5LBdr4ORUYPIFj4x4A9xWPeP8nHI/wdn2Qthvl+/sTnDJoBL0Jif771d7P0WPQgJ1c SXDHAklL/eAM9KIusU7L6oyoH3FMF2A7KxuyRBJF/C5cx6x4I3IuHskTajOG3MM+mnMhq1qne/jQ k7fgx9v6OwVRmOF0tPjGm7JL9lxntjLM3+Kswg== ) ;; 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 e.root-servers.net for gov/DS
	Received 367 bytes from 192.203.230.10
	;; Response received from [192.203.230.10] 367 octets ;; HEADER SECTION ;; id = 65295 ;; 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": 1472, ;; "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 20260918050000 20260905040000 57780 . jCiRmPzu3bhuNROA82oztM98jWkoCuBZD9z7nQgQT4v85hv5iFbf/gx7sUM5dVuLMDyuUZsskd3n KexFo6n3MHkUEl/mLNM68DeCGZFoylpOk5naMRQOC1YYAVvYRVa9lUtJCxqa/Lf/rmeOgTyczUWD fVKlY3FLSV5LBdr4ORUYPIFj4x4A9xWPeP8nHI/wdn2Qthvl+/sTnDJoBL0Jif771d7P0WPQgJ1c SXDHAklL/eAM9KIusU7L6oyoH3FMF2A7KxuyRBJF/C5cx6x4I3IuHskTajOG3MM+mnMhq1qne/jQ k7fgx9v6OwVRmOF0tPjGm7JL9lxntjLM3+Kswg== ) ;; 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 20260918050000 20260905040000 57780 . jCiRmPzu3bhuNROA82oztM98jWkoCuBZD9z7nQgQT4v85hv5iFbf/gx7sUM5dVuLMDyuUZsskd3n KexFo6n3MHkUEl/mLNM68DeCGZFoylpOk5naMRQOC1YYAVvYRVa9lUtJCxqa/Lf/rmeOgTyczUWD fVKlY3FLSV5LBdr4ORUYPIFj4x4A9xWPeP8nHI/wdn2Qthvl+/sTnDJoBL0Jif771d7P0WPQgJ1c SXDHAklL/eAM9KIusU7L6oyoH3FMF2A7KxuyRBJF/C5cx6x4I3IuHskTajOG3MM+mnMhq1qne/jQ k7fgx9v6OwVRmOF0tPjGm7JL9lxntjLM3+Kswg== )`
	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 c.ns.gov for gov/DNSKEY
	Received 291 bytes from 199.33.232.1
	;; Response received from [199.33.232.1] 291 octets ;; HEADER SECTION ;; id = 37164 ;; 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 20261027110638 20260827110638 2536 gov. PtRLa+tjVuHiye3klDjS7yugV+CJgjvDc9nmgh/T1kZfHsYlKKP7AZC5rN3tuCnWUBN0JLaqMvvB aOtx0rt13Q== ) ;; 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 20261027110638 20260827110638 2536 gov. PtRLa+tjVuHiye3klDjS7yugV+CJgjvDc9nmgh/T1kZfHsYlKKP7AZC5rN3tuCnWUBN0JLaqMvvB aOtx0rt13Q== )`
	RRSIG=2536 and DNSKEY=2536/SEP verifies the DNSKEY RRset
	DNSKEY=35496 is now in the chain-of-trust
	Query to b.ns.gov for alzheimers.gov/A
	Received 427 bytes from 199.33.231.1
	;; Response received from [199.33.231.1] 427 octets ;; HEADER SECTION ;; id = 8713 ;; 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 = 7 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; alzheimers.gov. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (6 records) alzheimers.gov. 10800 IN NS ns.nih.gov. alzheimers.gov. 10800 IN NS ns2.nih.gov. alzheimers.gov. 10800 IN NS ns3.nih.gov. alzheimers.gov. 3600 IN DS ( 352 8 2 5169cdd00a1d8ece95ef049b98adf4af2bbf3b34929d38efe6491c271b4cb8c6 ) alzheimers.gov. 3600 IN DS ( 52919 8 2 5bb7b7f20c8c55c3e9f1c06e04c06066d5b497095675db2f31ee3182ab5a3986 ) alzheimers.gov. 3600 IN RRSIG ( DS 13 2 3600 20260906181034 20260904161034 35496 gov. QWKih7AU20tDLFqRkmLPPx8+KdU2S2Fn56zgovXxsABQOknhGrp9bP1qbv2FkID3fiOIqd7gYnVu dB+HGN9Q6Q== ) ;; ADDITIONAL SECTION (7 records) ns.nih.gov. 3600 IN A 128.231.128.251 ns.nih.gov. 3600 IN AAAA 2607:f220:404:101::80e7:80fb ns2.nih.gov. 3600 IN A 128.231.64.1 ns2.nih.gov. 3600 IN AAAA 2607:f220:418:4101::80e7:401 ns3.nih.gov. 3600 IN A 165.112.4.230 ns3.nih.gov. 3600 IN AAAA 2607:f220:402:1801::a570:4e6 ;; { "EDNS-VERSION": 0 }
	Query to b.ns.gov for alzheimers.gov/DNSKEY
	Received 427 bytes from 199.33.231.1
	;; Response received from [199.33.231.1] 427 octets ;; HEADER SECTION ;; id = 37599 ;; 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 = 7 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; alzheimers.gov. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (6 records) alzheimers.gov. 10800 IN NS ns.nih.gov. alzheimers.gov. 10800 IN NS ns2.nih.gov. alzheimers.gov. 10800 IN NS ns3.nih.gov. alzheimers.gov. 3600 IN DS ( 352 8 2 5169cdd00a1d8ece95ef049b98adf4af2bbf3b34929d38efe6491c271b4cb8c6 ) alzheimers.gov. 3600 IN DS ( 52919 8 2 5bb7b7f20c8c55c3e9f1c06e04c06066d5b497095675db2f31ee3182ab5a3986 ) alzheimers.gov. 3600 IN RRSIG ( DS 13 2 3600 20260906181034 20260904161034 35496 gov. v+rcUlCoZAI0b3PDFKVPErxpHzNlmdiKyEwOxAqZY0Vl4FbrHSYLZscnbxLgcl0blK0jAKxu4Bg5 1l8DG03Yww== ) ;; ADDITIONAL SECTION (7 records) ns.nih.gov. 3600 IN A 128.231.128.251 ns.nih.gov. 3600 IN AAAA 2607:f220:404:101::80e7:80fb ns2.nih.gov. 3600 IN A 128.231.64.1 ns2.nih.gov. 3600 IN AAAA 2607:f220:418:4101::80e7:401 ns3.nih.gov. 3600 IN A 165.112.4.230 ns3.nih.gov. 3600 IN AAAA 2607:f220:402:1801::a570:4e6 ;; { "EDNS-VERSION": 0 }
	Found child zone alzheimers.gov

alzheimers.gov

	Checking DS between gov and alzheimers.gov
	Query to d.ns.gov for alzheimers.gov/DS
	Received 238 bytes from 199.33.233.1
	;; Response received from [199.33.233.1] 238 octets ;; HEADER SECTION ;; id = 44073 ;; 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) ;; alzheimers.gov. IN DS ;; ANSWER SECTION (3 records) alzheimers.gov. 3600 IN DS ( 352 8 2 5169cdd00a1d8ece95ef049b98adf4af2bbf3b34929d38efe6491c271b4cb8c6 ) alzheimers.gov. 3600 IN DS ( 52919 8 2 5bb7b7f20c8c55c3e9f1c06e04c06066d5b497095675db2f31ee3182ab5a3986 ) alzheimers.gov. 3600 IN RRSIG ( DS 13 2 3600 20260906181034 20260904161034 35496 gov. ZYirGAF60jjQX3sH/idy/qQQSX4pM2mHhkTsuleJTBIBf1/6iPZ4HCsVGtMdQs+kSCyKRvODrXgY VnDOpyQAsQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DS records for alzheimers.gov in the gov zone
	DS=352/SHA-256 has algorithm RSASHA256
	DS=52919/SHA-256 has algorithm RSASHA256
	Found 1 RRSIGs over DS RRset
	`alzheimers.gov. 3600 IN RRSIG ( DS 13 2 3600 20260906181034 20260904161034 35496 gov. ZYirGAF60jjQX3sH/idy/qQQSX4pM2mHhkTsuleJTBIBf1/6iPZ4HCsVGtMdQs+kSCyKRvODrXgY VnDOpyQAsQ== )`
	RRSIG=35496 and DNSKEY=35496 verifies the DS RRset
	DS=352/SHA-256 is now in the chain-of-trust
	DS=52919/SHA-256 is now in the chain-of-trust
	`alzheimers.gov. 3600 IN DS ( 352 8 2 5169cdd00a1d8ece95ef049b98adf4af2bbf3b34929d38efe6491c271b4cb8c6 )`
	`alzheimers.gov. 3600 IN DS ( 52919 8 2 5bb7b7f20c8c55c3e9f1c06e04c06066d5b497095675db2f31ee3182ab5a3986 )`
	Query to ns.nih.gov for alzheimers.gov/DNSKEY
	Received 1239 bytes from 128.231.128.251
	;; Response received from [128.231.128.251] 1239 octets ;; HEADER SECTION ;; id = 16162 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 6 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; alzheimers.gov. IN DNSKEY ;; ANSWER SECTION (6 records) alzheimers.gov. 172800 IN DNSKEY ( 256 3 8 AwEAAcK7dHjtBakX1IUsnM2OZAwnI41Olu8x2jJo513UHgjR5YXjT2+sli9VI4g8Aa+q5+g7sgXg 7tR511WiBfijAW9PlDbBDUKNB9tQqANSgRFqtOKEuoNG4KBm1EhA2j94yziWmUKfHdpQWdPqqcm5 l2Kte4Hy6c6b39tG7dW9IDA5 ) ; keytag 39619 alzheimers.gov. 172800 IN DNSKEY ( 256 3 8 AwEAAc6duIsxMcd1GS2LFqJQeIrEn5QBMMkMcCwHDcJnMKwOOYEiJw/qidPBCrKI60cILWWIM8da Up+kT9upTahqNloFc9Lc1DZr7m7jeys2qaovm4FZoQ9LFs95f3VoVPZ95KjYgv2DPY7N+faAXAjl Tg6qS4uvR9JbC8eN5jd65flZ ) ; keytag 47841 alzheimers.gov. 172800 IN DNSKEY ( 257 3 8 AwEAAbP3del5fO3eRA6I13PuNHjXMo+bVPZb4fEfw7Zd11rUKiXCjYhuU8fnRA7Sr9sSfv6K1c6z AhaBA4saE6jX9z51/V0HrxAco+KoisOar0v2U6ARkGR9sFeMmutnSUlWP2a8RlJWokrfLvC17+ia Hn0pXja3mO8DL5MwgGsC5/jSoDOGmDI2WONjfY8pIqTQjSdTIwEtqUo6Wtdzr+T3v7dUrcrSrixQ rIGJ+54eprbkGLPqk2I/ay/4/7+k1r97BvJJXm4AIj0ivd6N88vrWt8/sOEvCsp8Ky/opteCClNb 1uptHBC8VRSN+jN8bEF35ieSJEoJpHU4AEc11zJFpB8= ) ; keytag 52919 alzheimers.gov. 172800 IN DNSKEY ( 256 3 8 AwEAAcTkQbJ+Yip5Nu2J2N15yZP4h/i9mCegLn79iAjgGExV6lVfDEDGM9l6vmtQIakwZCKVoFZf j9lLKWIKxaCAVlBMgy0qbqvjFJnW8q4XiQ0Nkpn+sQI0SBOI3uCPPLT+ur6n1/O0aNL/yD/3/DY8 9MfEzw//WvX4KxYPRrQIXQPz ) ; keytag 12160 alzheimers.gov. 172800 IN RRSIG ( DNSKEY 8 2 172800 20260908234453 20260904231330 39619 alzheimers.gov. up/ggANg+Avo2gnC+Z9wOPJ4Rpgh7+zABi/zN2x+j+LRS94UxZBL0uoEbpWwKfd8M6e3+K6AMWve ZDhgIA77ECRq1NWQIs482M+39/3oYFKwl00Y52Qp55pjB+hlZlBBVIt5twT5slRwAP33jIvpoMEE ArIkwQzYmOPhl0Ai/9E= ) alzheimers.gov. 172800 IN RRSIG ( DNSKEY 8 2 172800 20260908234453 20260904231330 52919 alzheimers.gov. PoZx3hbwGGpEFUF/hhhXkcWs/F9uJXusxCKx/GX7Nl6x4OfT5qCAu5Q9cVIHnhJyFyX5wPOwpvp0 9dquAeM7UyR/XuKZF/WRB2YMcEXB9uB4JgniKpXUs3vyOi0xfTVTVCL+5+ezBouwKkd/B5JiMmeW 2ubncrD2hr//+NOFFOwNRXkANVA7FrQ+9klJljWv3z36kPmiTLZFV5BfWW9QORB+4MabJMXxockO NCPlCFjMAvLiNrEc6Le20L5OPbJdzTHhsG1k9P6aN1kTkwOJ5RcN/F+mYsUe2hlODvtUn6h4mssL IlCB63ANH/z6PkDRqpGdqPiSPStrB3sz9vnihQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 4 DNSKEY records for alzheimers.gov
	`alzheimers.gov. 172800 IN DNSKEY ( 256 3 8 AwEAAcK7dHjtBakX1IUsnM2OZAwnI41Olu8x2jJo513UHgjR5YXjT2+sli9VI4g8Aa+q5+g7sgXg 7tR511WiBfijAW9PlDbBDUKNB9tQqANSgRFqtOKEuoNG4KBm1EhA2j94yziWmUKfHdpQWdPqqcm5 l2Kte4Hy6c6b39tG7dW9IDA5 ) ; keytag 39619`
	`alzheimers.gov. 172800 IN DNSKEY ( 256 3 8 AwEAAc6duIsxMcd1GS2LFqJQeIrEn5QBMMkMcCwHDcJnMKwOOYEiJw/qidPBCrKI60cILWWIM8da Up+kT9upTahqNloFc9Lc1DZr7m7jeys2qaovm4FZoQ9LFs95f3VoVPZ95KjYgv2DPY7N+faAXAjl Tg6qS4uvR9JbC8eN5jd65flZ ) ; keytag 47841`
	`alzheimers.gov. 172800 IN DNSKEY ( 257 3 8 AwEAAbP3del5fO3eRA6I13PuNHjXMo+bVPZb4fEfw7Zd11rUKiXCjYhuU8fnRA7Sr9sSfv6K1c6z AhaBA4saE6jX9z51/V0HrxAco+KoisOar0v2U6ARkGR9sFeMmutnSUlWP2a8RlJWokrfLvC17+ia Hn0pXja3mO8DL5MwgGsC5/jSoDOGmDI2WONjfY8pIqTQjSdTIwEtqUo6Wtdzr+T3v7dUrcrSrixQ rIGJ+54eprbkGLPqk2I/ay/4/7+k1r97BvJJXm4AIj0ivd6N88vrWt8/sOEvCsp8Ky/opteCClNb 1uptHBC8VRSN+jN8bEF35ieSJEoJpHU4AEc11zJFpB8= ) ; keytag 52919`
	`alzheimers.gov. 172800 IN DNSKEY ( 256 3 8 AwEAAcTkQbJ+Yip5Nu2J2N15yZP4h/i9mCegLn79iAjgGExV6lVfDEDGM9l6vmtQIakwZCKVoFZf j9lLKWIKxaCAVlBMgy0qbqvjFJnW8q4XiQ0Nkpn+sQI0SBOI3uCPPLT+ur6n1/O0aNL/yD/3/DY8 9MfEzw//WvX4KxYPRrQIXQPz ) ; keytag 12160`
	DNSKEY=52919/SEP is now in the chain-of-trust
	DS=52919/SHA-256 verifies DNSKEY=52919/SEP
	DS=352/SHA-256 is published, but a corresponding DNSKEY is not
	Found 2 RRSIGs over DNSKEY RRset
	`alzheimers.gov. 172800 IN RRSIG ( DNSKEY 8 2 172800 20260908234453 20260904231330 39619 alzheimers.gov. up/ggANg+Avo2gnC+Z9wOPJ4Rpgh7+zABi/zN2x+j+LRS94UxZBL0uoEbpWwKfd8M6e3+K6AMWve ZDhgIA77ECRq1NWQIs482M+39/3oYFKwl00Y52Qp55pjB+hlZlBBVIt5twT5slRwAP33jIvpoMEE ArIkwQzYmOPhl0Ai/9E= )`
	`alzheimers.gov. 172800 IN RRSIG ( DNSKEY 8 2 172800 20260908234453 20260904231330 52919 alzheimers.gov. PoZx3hbwGGpEFUF/hhhXkcWs/F9uJXusxCKx/GX7Nl6x4OfT5qCAu5Q9cVIHnhJyFyX5wPOwpvp0 9dquAeM7UyR/XuKZF/WRB2YMcEXB9uB4JgniKpXUs3vyOi0xfTVTVCL+5+ezBouwKkd/B5JiMmeW 2ubncrD2hr//+NOFFOwNRXkANVA7FrQ+9klJljWv3z36kPmiTLZFV5BfWW9QORB+4MabJMXxockO NCPlCFjMAvLiNrEc6Le20L5OPbJdzTHhsG1k9P6aN1kTkwOJ5RcN/F+mYsUe2hlODvtUn6h4mssL IlCB63ANH/z6PkDRqpGdqPiSPStrB3sz9vnihQ== )`
	RRSIG=39619 and DNSKEY=39619 verifies the DNSKEY RRset
	RRSIG=52919 and DNSKEY=52919/SEP verifies the DNSKEY RRset
	DNSKEY=39619 is now in the chain-of-trust
	DNSKEY=47841 is now in the chain-of-trust
	DNSKEY=12160 is now in the chain-of-trust
	Query to ns2.nih.gov for alzheimers.gov/A
	Received 233 bytes from 128.231.64.1
	;; Response received from [128.231.64.1] 233 octets ;; HEADER SECTION ;; id = 36818 ;; 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) ;; alzheimers.gov. IN A ;; ANSWER SECTION (2 records) alzheimers.gov. 28800 IN A 76.223.47.21 alzheimers.gov. 28800 IN RRSIG ( A 8 2 28800 20260909144123 20260905143415 39619 alzheimers.gov. V5Ybpaaq08NwHyAi/nP2WbWCaOjjX4mXsrX3YyYokmqzbJ3Z5r+XF125mcApR0sUjdHYNyb69hFg Jsj5FBzBNOyw4paRU61NNBSQTKBlqCYUkrxDYodyX+7AIR1x7jegNbxxIev6vMu8LAcsU8AcwBPr V3lX7Z5B5syNNNi8Nfw= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	ns2.nih.gov is authoritative for alzheimers.gov
	Found RRSIG signed by alzheimers.gov zone
	Query to ns.nih.gov for alzheimers.gov/SOA
	Received 274 bytes from 128.231.128.251
	;; Response received from [128.231.128.251] 274 octets ;; HEADER SECTION ;; id = 52399 ;; 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) ;; alzheimers.gov. IN SOA ;; ANSWER SECTION (2 records) alzheimers.gov. 28800 IN SOA ( ns.nih.gov. hostmaster.nih.gov. 18548 ;serial 10800 ;refresh 1080 ;retry 2592000 ;expire 900 ;minimum ) alzheimers.gov. 28800 IN RRSIG ( SOA 8 2 28800 20260909160421 20260905150421 39619 alzheimers.gov. A0UQG/046bCeELqDPQ5ajFheXQz/4haJVdr2lLveuB7slXhirrTrTJxsQLo/aXCXfrFfY50uRYm1 XxHluND/frCtq1rn5U5WlavdmTFlb90fjM3pOqvJafb//u7jIK0A9vFB5z3lO03imrj2+EpaF8yh GpfoczJdnXdiGB8f1sU= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to ns3.nih.gov for alzheimers.gov/SOA
	Received 274 bytes from 165.112.4.230
	;; Response received from [165.112.4.230] 274 octets ;; HEADER SECTION ;; id = 56192 ;; 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) ;; alzheimers.gov. IN SOA ;; ANSWER SECTION (2 records) alzheimers.gov. 28800 IN SOA ( ns.nih.gov. hostmaster.nih.gov. 18548 ;serial 10800 ;refresh 1080 ;retry 2592000 ;expire 900 ;minimum ) alzheimers.gov. 28800 IN RRSIG ( SOA 8 2 28800 20260909160421 20260905150421 39619 alzheimers.gov. A0UQG/046bCeELqDPQ5ajFheXQz/4haJVdr2lLveuB7slXhirrTrTJxsQLo/aXCXfrFfY50uRYm1 XxHluND/frCtq1rn5U5WlavdmTFlb90fjM3pOqvJafb//u7jIK0A9vFB5z3lO03imrj2+EpaF8yh GpfoczJdnXdiGB8f1sU= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to ns2.nih.gov for alzheimers.gov/A
	alzheimers.gov A RR has value 76.223.47.21
	Found 1 RRSIGs over A RRset
	`alzheimers.gov. 28800 IN RRSIG ( A 8 2 28800 20260909144123 20260905143415 39619 alzheimers.gov. V5Ybpaaq08NwHyAi/nP2WbWCaOjjX4mXsrX3YyYokmqzbJ3Z5r+XF125mcApR0sUjdHYNyb69hFg Jsj5FBzBNOyw4paRU61NNBSQTKBlqCYUkrxDYodyX+7AIR1x7jegNbxxIev6vMu8LAcsU8AcwBPr V3lX7Z5B5syNNNi8Nfw= )`
	RRSIG=39619 and DNSKEY=39619 verifies the A RRset

alzheimers.gov

	Query to ns.nih.gov for alzheimers.gov/A
	Received 233 bytes from 128.231.128.251
	;; Response received from [128.231.128.251] 233 octets ;; HEADER SECTION ;; id = 42742 ;; 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) ;; alzheimers.gov. IN A ;; ANSWER SECTION (2 records) alzheimers.gov. 28800 IN A 76.223.47.21 alzheimers.gov. 28800 IN RRSIG ( A 8 2 28800 20260909144123 20260905143415 39619 alzheimers.gov. V5Ybpaaq08NwHyAi/nP2WbWCaOjjX4mXsrX3YyYokmqzbJ3Z5r+XF125mcApR0sUjdHYNyb69hFg Jsj5FBzBNOyw4paRU61NNBSQTKBlqCYUkrxDYodyX+7AIR1x7jegNbxxIev6vMu8LAcsU8AcwBPr V3lX7Z5B5syNNNi8Nfw= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	ns.nih.gov is authoritative for alzheimers.gov
	Found RRSIG signed by alzheimers.gov zone
	Query to ns.nih.gov for alzheimers.gov/A
	alzheimers.gov A RR has value 76.223.47.21
	Found 1 RRSIGs over A RRset
	`alzheimers.gov. 28800 IN RRSIG ( A 8 2 28800 20260909144123 20260905143415 39619 alzheimers.gov. V5Ybpaaq08NwHyAi/nP2WbWCaOjjX4mXsrX3YyYokmqzbJ3Z5r+XF125mcApR0sUjdHYNyb69hFg Jsj5FBzBNOyw4paRU61NNBSQTKBlqCYUkrxDYodyX+7AIR1x7jegNbxxIev6vMu8LAcsU8AcwBPr V3lX7Z5B5syNNNi8Nfw= )`
	RRSIG=39619 and DNSKEY=39619 verifies the A RRset

alzheimers.gov

	Query to ns3.nih.gov for alzheimers.gov/A
	Received 233 bytes from 165.112.4.230
	;; Response received from [165.112.4.230] 233 octets ;; HEADER SECTION ;; id = 21642 ;; 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) ;; alzheimers.gov. IN A ;; ANSWER SECTION (2 records) alzheimers.gov. 28800 IN A 76.223.47.21 alzheimers.gov. 28800 IN RRSIG ( A 8 2 28800 20260909144123 20260905143415 39619 alzheimers.gov. V5Ybpaaq08NwHyAi/nP2WbWCaOjjX4mXsrX3YyYokmqzbJ3Z5r+XF125mcApR0sUjdHYNyb69hFg Jsj5FBzBNOyw4paRU61NNBSQTKBlqCYUkrxDYodyX+7AIR1x7jegNbxxIev6vMu8LAcsU8AcwBPr V3lX7Z5B5syNNNi8Nfw= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	ns3.nih.gov is authoritative for alzheimers.gov
	Found RRSIG signed by alzheimers.gov zone
	Query to ns3.nih.gov for alzheimers.gov/A
	alzheimers.gov A RR has value 76.223.47.21
	Found 1 RRSIGs over A RRset
	`alzheimers.gov. 28800 IN RRSIG ( A 8 2 28800 20260909144123 20260905143415 39619 alzheimers.gov. V5Ybpaaq08NwHyAi/nP2WbWCaOjjX4mXsrX3YyYokmqzbJ3Z5r+XF125mcApR0sUjdHYNyb69hFg Jsj5FBzBNOyw4paRU61NNBSQTKBlqCYUkrxDYodyX+7AIR1x7jegNbxxIev6vMu8LAcsU8AcwBPr V3lX7Z5B5syNNNi8Nfw= )`
	RRSIG=39619 and DNSKEY=39619 verifies the A RRset

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