DNSSEC Analyzer

Domain Name:

Time: 2021-01-26 11:22:22 UTC, NTP stratum 4

Analyzing DNSSEC problems for nih.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 j.root-servers.net for ./DNSKEY
	Received 864 bytes from 192.58.128.30
	;; Answer received from 192.58.128.30 (864 bytes) ;; HEADER SECTION ;; id = 60355 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 3 nscount = 0 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; . IN DNSKEY ;; ANSWER SECTION (3 records) . 172800 IN DNSKEY ( 256 3 8 AwEAAbKGKkqc1VAvQr48iPf9Nd39f337MitggxF0AB9kLKRNSuq9joOEPC/R6PD/4lTzUms8U9oP +aiF0rVC2rGOKSdOLxPHRLA3ameMFT2/3bmVCFsRsn03IVTdN5VUAfczjqjmA0t9NM7bbN5oVzuQ L3P1FyQb1q6HX4M1qg+htMNEd9PdlPLMFcrUg5fcYtTr2llVkO1Xo3lAdrjmmxfGeIyQnskpwPyW 88J527DEytmgPo5KzLBYLMoL2Q41PK0ul0rs7yN+g5IG4LnJOcjew1yrmHXrp/OzrpsO4FkicufY t/ygfQKkT5HYbr/yFgeZAfaF80nYyc7wgDYxOeHdiRk= ) ; Key ID = 42351 . 172800 IN DNSKEY ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; Key ID = 20326 . 172800 IN RRSIG ( DNSKEY 8 0 172800 20210211000000 20210121000000 20326 . hdO/MozPh54eM3Ow9qSXrpqt0L3hj2RfqHeuDimtgMLSR3V16Xqm9k2ctaT4qyCZb51OtiuE+1Uu imx3Dj83myjz5mOGo0z1f1VEwV6QTuPkZeVecZAFCzsuVTlpUT1OdZQhnwvzIIPYBLlG3TOTQuPt UY9v1LcyoxYWEYy+SDdaQo1CGu4Ochy1aleL40pHWaqk0Swl0lLcgykgVWS3ZpCDL+R50cXg7z4i 5GnpMzxy48Yf4ED+Ja/W+x9ZOSmWnRmCjCGrTbY943AgJjCYEBbHEdJYo9PTYJrMp+x75U1LVSVp zpfI7OXd5yvH7AA8b83yyks+Sv+G6w8y05oZNw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Found 2 DNSKEY records for .
	`. 172800 IN DNSKEY ( 256 3 8 AwEAAbKGKkqc1VAvQr48iPf9Nd39f337MitggxF0AB9kLKRNSuq9joOEPC/R6PD/4lTzUms8U9oP +aiF0rVC2rGOKSdOLxPHRLA3ameMFT2/3bmVCFsRsn03IVTdN5VUAfczjqjmA0t9NM7bbN5oVzuQ L3P1FyQb1q6HX4M1qg+htMNEd9PdlPLMFcrUg5fcYtTr2llVkO1Xo3lAdrjmmxfGeIyQnskpwPyW 88J527DEytmgPo5KzLBYLMoL2Q41PK0ul0rs7yN+g5IG4LnJOcjew1yrmHXrp/OzrpsO4FkicufY t/ygfQKkT5HYbr/yFgeZAfaF80nYyc7wgDYxOeHdiRk= ) ; Key ID = 42351`
	`. 172800 IN DNSKEY ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; Key ID = 20326`
	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 20210211000000 20210121000000 20326 . hdO/MozPh54eM3Ow9qSXrpqt0L3hj2RfqHeuDimtgMLSR3V16Xqm9k2ctaT4qyCZb51OtiuE+1Uu imx3Dj83myjz5mOGo0z1f1VEwV6QTuPkZeVecZAFCzsuVTlpUT1OdZQhnwvzIIPYBLlG3TOTQuPt UY9v1LcyoxYWEYy+SDdaQo1CGu4Ochy1aleL40pHWaqk0Swl0lLcgykgVWS3ZpCDL+R50cXg7z4i 5GnpMzxy48Yf4ED+Ja/W+x9ZOSmWnRmCjCGrTbY943AgJjCYEBbHEdJYo9PTYJrMp+x75U1LVSVp zpfI7OXd5yvH7AA8b83yyks+Sv+G6w8y05oZNw== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=42351 is now in the chain-of-trust
	Query to l.root-servers.net for nih.gov/A
	Received 662 bytes from 199.7.83.42
	;; Answer received from 199.7.83.42 (662 bytes) ;; HEADER SECTION ;; id = 55969 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 7 arcount = 9 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; nih.gov. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (7 records) gov. 172800 IN NS a.gov-servers.net. gov. 172800 IN NS b.gov-servers.net. gov. 172800 IN NS c.gov-servers.net. gov. 172800 IN NS d.gov-servers.net. gov. 86400 IN DS 7698 8 1 6f109b46a80cea9613dc86d5a3e065520505aafe gov. 86400 IN DS ( 7698 8 2 6bc949e638442ead0bdaf0935763c8d003760384ff15ebbd5ce86bb5559561f0 ) gov. 86400 IN RRSIG ( DS 8 1 86400 20210208050000 20210126040000 42351 . k7BMOr9IUKd2I0mUhjsw5yjRdnNeaVibXc7qgGsEyZPOjlynQlCQrM2cSD0k12NRA7UtGE99klfG 90lQFOfVNwD3nscvKMf+LaKulJmH7Y+ldqa03maL5bIO9J0xdfJ1iNNbMiMa+ADK5x3cdmf5ZlQ+ YcHX8LZRQqIuui9TuWTnMslt8eAWRWGhORx6BI2Cg/kIXDKh/ZQ9NyE8BI+guTs0hJ2ITjjA5QYX GULkE6KprPEBH2KxYug7pGpJfPa2zFnwdEJ9gTKeHH38nGwzXVrTXBQ0MlAAN11cqm+WqnCDsb7x VBfzOg5tjV2CQJkzNv0DH0wl67+llcTlIDXn7Q== ) ;; ADDITIONAL SECTION (9 records) a.gov-servers.net. 172800 IN A 69.36.157.30 a.gov-servers.net. 172800 IN AAAA 2001:500:4431::2:30 b.gov-servers.net. 172800 IN A 209.112.123.30 b.gov-servers.net. 172800 IN AAAA 2620:74:27::2:30 c.gov-servers.net. 172800 IN A 69.36.153.30 c.gov-servers.net. 172800 IN AAAA 2620:74:28::2:30 d.gov-servers.net. 172800 IN A 81.19.194.30 d.gov-servers.net. 172800 IN AAAA 2620:74:29::2:30 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Query to a.root-servers.net for gov/DNSKEY
	Received 658 bytes from 198.41.0.4
	;; Answer received from 198.41.0.4 (658 bytes) ;; HEADER SECTION ;; id = 42358 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 7 arcount = 9 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; gov. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (7 records) gov. 172800 IN NS b.gov-servers.net. gov. 172800 IN NS c.gov-servers.net. gov. 172800 IN NS a.gov-servers.net. gov. 172800 IN NS d.gov-servers.net. gov. 86400 IN DS 7698 8 1 6f109b46a80cea9613dc86d5a3e065520505aafe gov. 86400 IN DS ( 7698 8 2 6bc949e638442ead0bdaf0935763c8d003760384ff15ebbd5ce86bb5559561f0 ) gov. 86400 IN RRSIG ( DS 8 1 86400 20210208050000 20210126040000 42351 . k7BMOr9IUKd2I0mUhjsw5yjRdnNeaVibXc7qgGsEyZPOjlynQlCQrM2cSD0k12NRA7UtGE99klfG 90lQFOfVNwD3nscvKMf+LaKulJmH7Y+ldqa03maL5bIO9J0xdfJ1iNNbMiMa+ADK5x3cdmf5ZlQ+ YcHX8LZRQqIuui9TuWTnMslt8eAWRWGhORx6BI2Cg/kIXDKh/ZQ9NyE8BI+guTs0hJ2ITjjA5QYX GULkE6KprPEBH2KxYug7pGpJfPa2zFnwdEJ9gTKeHH38nGwzXVrTXBQ0MlAAN11cqm+WqnCDsb7x VBfzOg5tjV2CQJkzNv0DH0wl67+llcTlIDXn7Q== ) ;; ADDITIONAL SECTION (9 records) b.gov-servers.net. 172800 IN A 209.112.123.30 b.gov-servers.net. 172800 IN AAAA 2620:74:27::2:30 c.gov-servers.net. 172800 IN A 69.36.153.30 c.gov-servers.net. 172800 IN AAAA 2620:74:28::2:30 a.gov-servers.net. 172800 IN A 69.36.157.30 a.gov-servers.net. 172800 IN AAAA 2001:500:4431::2:30 d.gov-servers.net. 172800 IN A 81.19.194.30 d.gov-servers.net. 172800 IN AAAA 2620:74:29::2:30 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Found child zone gov

gov

	Checking DS between . and gov
	Query to a.root-servers.net for gov/DS
	Received 403 bytes from 198.41.0.4
	;; Answer received from 198.41.0.4 (403 bytes) ;; HEADER SECTION ;; id = 22921 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 3 nscount = 0 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1472 ;; option: ;; QUESTION SECTION (1 record) ;; gov. IN DS ;; ANSWER SECTION (3 records) gov. 86400 IN DS 7698 8 1 6f109b46a80cea9613dc86d5a3e065520505aafe gov. 86400 IN DS ( 7698 8 2 6bc949e638442ead0bdaf0935763c8d003760384ff15ebbd5ce86bb5559561f0 ) gov. 86400 IN RRSIG ( DS 8 1 86400 20210208050000 20210126040000 42351 . k7BMOr9IUKd2I0mUhjsw5yjRdnNeaVibXc7qgGsEyZPOjlynQlCQrM2cSD0k12NRA7UtGE99klfG 90lQFOfVNwD3nscvKMf+LaKulJmH7Y+ldqa03maL5bIO9J0xdfJ1iNNbMiMa+ADK5x3cdmf5ZlQ+ YcHX8LZRQqIuui9TuWTnMslt8eAWRWGhORx6BI2Cg/kIXDKh/ZQ9NyE8BI+guTs0hJ2ITjjA5QYX GULkE6KprPEBH2KxYug7pGpJfPa2zFnwdEJ9gTKeHH38nGwzXVrTXBQ0MlAAN11cqm+WqnCDsb7x VBfzOg5tjV2CQJkzNv0DH0wl67+llcTlIDXn7Q== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1472 ;; option:
	Found 2 DS records for gov in the . zone
	DS=7698/SHA-1 has algorithm RSASHA256
	DS=7698/SHA-256 has algorithm RSASHA256
	Found 1 RRSIGs over DS RRset
	`gov. 86400 IN RRSIG ( DS 8 1 86400 20210208050000 20210126040000 42351 . k7BMOr9IUKd2I0mUhjsw5yjRdnNeaVibXc7qgGsEyZPOjlynQlCQrM2cSD0k12NRA7UtGE99klfG 90lQFOfVNwD3nscvKMf+LaKulJmH7Y+ldqa03maL5bIO9J0xdfJ1iNNbMiMa+ADK5x3cdmf5ZlQ+ YcHX8LZRQqIuui9TuWTnMslt8eAWRWGhORx6BI2Cg/kIXDKh/ZQ9NyE8BI+guTs0hJ2ITjjA5QYX GULkE6KprPEBH2KxYug7pGpJfPa2zFnwdEJ9gTKeHH38nGwzXVrTXBQ0MlAAN11cqm+WqnCDsb7x VBfzOg5tjV2CQJkzNv0DH0wl67+llcTlIDXn7Q== )`
	RRSIG=42351 and DNSKEY=42351 verifies the DS RRset
	DS=7698/SHA-1 is now in the chain-of-trust
	`gov. 86400 IN DS 7698 8 1 6f109b46a80cea9613dc86d5a3e065520505aafe`
	`gov. 86400 IN DS ( 7698 8 2 6bc949e638442ead0bdaf0935763c8d003760384ff15ebbd5ce86bb5559561f0 )`
	Query to c.gov-servers.net for gov/DNSKEY
	Received 777 bytes from 69.36.153.30
	;; Answer received from 69.36.153.30 (777 bytes) ;; HEADER SECTION ;; id = 16011 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 3 nscount = 0 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; gov. IN DNSKEY ;; ANSWER SECTION (3 records) gov. 86400 IN DNSKEY ( 257 3 8 AQO8daaz7B+yshOfL60rytKd9aOSujgponEw3fwBMEC3/+e9XzHw2k+VKnbJTZ+QaVtpfUd1q9HK ZIv/ck83Gl5TjYKE5jtUZ2kpEDZfVNGv6yx0smtWAXv1nCJS9ohnyOTd397eMojGDHqkEC+uojES cZheEkMxzgCZwDAs+/CSU7mSuHtCRZn19xlZUd5Gv7yDQ3mbOUwuy30oSk0z1Q5UUPpoihOugIZH FX6Jk7NLiW2wlqfq9qhV4zj7TiBiJY0mCc4zHN8/aq2VKDHp2Na7mWzvKyTy+SYQkBQ/08LbPwj9 YMc+uCzKL6sU/ObHv17EFhD8aPDftTHZvV9L+OZr ) ; Key ID = 7698 gov. 86400 IN DNSKEY ( 256 3 8 AwEAAaQup5BwKqvn1In1x+PzsLpFav6zsLaW7fivUq9PpXUzXn++rcjtYBS15NXm1hMAZb5FChUp 35qd7hVqdwNuT/NGFNHfEykaeWjkqBKX2mCBSiyIsK4i4TQu7CS2CgqfqR43wXFITyItTPP5wijo 9Jt4dsVTjAtNJKaXOKZ31tLaeM5C2bYqAofxX6oK3TVAZ7vFsjPqjJZtZUBMZq28BiU= ) ; Key ID = 27306 gov. 86400 IN RRSIG ( DNSKEY 8 1 86400 20210208200254 20210124195754 7698 gov. WGaS8Pgv1gXr3Jmb8nku9yTYzT2DyAuYvBMrGLWJFtYx6J6pL1ciwQt3t3R6tAlK74WoVd7PWvKh ZtOwVHMB3WEES0104kUkhGwOY5agvgEGET1s3xyHaWhSB3HhJ97KH28SGLS+FCi7dKM89/IAlXug uGh5TgcYCXvzj7WNknTTSiaQ+Mkdh+pTP4SaZrJIpfTu1hZibF8cjt/jPlSidm3FFBMWOsskCAeu +gYltllwkbwZZgIprszIpIIi2DKib8aq9ePfZ10sOJVUiGcYywLtucWHnmMszYgWg+bR/7eomVoe 3xDp7iblwcFuHLyhVSVUWGGiUIC9Gm93vfCrSw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Found 2 DNSKEY records for gov
	`gov. 86400 IN DNSKEY ( 257 3 8 AQO8daaz7B+yshOfL60rytKd9aOSujgponEw3fwBMEC3/+e9XzHw2k+VKnbJTZ+QaVtpfUd1q9HK ZIv/ck83Gl5TjYKE5jtUZ2kpEDZfVNGv6yx0smtWAXv1nCJS9ohnyOTd397eMojGDHqkEC+uojES cZheEkMxzgCZwDAs+/CSU7mSuHtCRZn19xlZUd5Gv7yDQ3mbOUwuy30oSk0z1Q5UUPpoihOugIZH FX6Jk7NLiW2wlqfq9qhV4zj7TiBiJY0mCc4zHN8/aq2VKDHp2Na7mWzvKyTy+SYQkBQ/08LbPwj9 YMc+uCzKL6sU/ObHv17EFhD8aPDftTHZvV9L+OZr ) ; Key ID = 7698`
	`gov. 86400 IN DNSKEY ( 256 3 8 AwEAAaQup5BwKqvn1In1x+PzsLpFav6zsLaW7fivUq9PpXUzXn++rcjtYBS15NXm1hMAZb5FChUp 35qd7hVqdwNuT/NGFNHfEykaeWjkqBKX2mCBSiyIsK4i4TQu7CS2CgqfqR43wXFITyItTPP5wijo 9Jt4dsVTjAtNJKaXOKZ31tLaeM5C2bYqAofxX6oK3TVAZ7vFsjPqjJZtZUBMZq28BiU= ) ; Key ID = 27306`
	DNSKEY=7698/SEP is now in the chain-of-trust
	DS=7698/SHA-1 verifies DNSKEY=7698/SEP
	DS=7698/SHA-256 verifies DNSKEY=7698/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`gov. 86400 IN RRSIG ( DNSKEY 8 1 86400 20210208200254 20210124195754 7698 gov. WGaS8Pgv1gXr3Jmb8nku9yTYzT2DyAuYvBMrGLWJFtYx6J6pL1ciwQt3t3R6tAlK74WoVd7PWvKh ZtOwVHMB3WEES0104kUkhGwOY5agvgEGET1s3xyHaWhSB3HhJ97KH28SGLS+FCi7dKM89/IAlXug uGh5TgcYCXvzj7WNknTTSiaQ+Mkdh+pTP4SaZrJIpfTu1hZibF8cjt/jPlSidm3FFBMWOsskCAeu +gYltllwkbwZZgIprszIpIIi2DKib8aq9ePfZ10sOJVUiGcYywLtucWHnmMszYgWg+bR/7eomVoe 3xDp7iblwcFuHLyhVSVUWGGiUIC9Gm93vfCrSw== )`
	RRSIG=7698 and DNSKEY=7698/SEP verifies the DNSKEY RRset
	DNSKEY=27306 is now in the chain-of-trust
	Query to c.gov-servers.net for nih.gov/A
	Received 584 bytes from 69.36.153.30
	;; Answer received from 69.36.153.30 (584 bytes) ;; HEADER SECTION ;; id = 61202 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 8 arcount = 7 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; nih.gov. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (8 records) nih.gov. 86400 IN NS ns.nih.gov. nih.gov. 86400 IN NS ns3.nih.gov. nih.gov. 86400 IN NS ns2.nih.gov. nih.gov. 3600 IN DS ( 6318 7 2 6dc9d762020fdf991df60a72d2bddacdfe761f58a0e58cec8998450a5a565793 ) nih.gov. 3600 IN DS ( 35355 7 2 3d1ff2755fbacc8958c29fea7a71750848cc259ccd4fb392aa1ca372751c9c25 ) nih.gov. 3600 IN DS 6318 7 1 c463dd5e78476f645ccf078f8fccb0e60b7dbbbf nih.gov. 3600 IN DS 35355 7 1 ebd31228d3b15031d6c0859b080ed78cf904cc8d nih.gov. 3600 IN RRSIG ( DS 8 2 3600 20210202091007 20210126091007 27306 gov. MvS37QVNUsq7OGLBPTzr7I9qR5VqCZtfNuHAPz/nUkF95ejBMfq2FuLWtRiY9aassuN+aHKdyXEy FM21YKsTJz3ZQt03qCrD7b1aoe6TxtWg890p0Lpfim8MZGorc0jdd8gf4s+F8anSF2RtdHYqOZRG T1sAdfyoylbNb2fdBLLPqMl3LhZQSXU7HNEXokOzCDguq4fexLgbtXPxIGu7WQ== ) ;; ADDITIONAL SECTION (7 records) ns.nih.gov. 86400 IN A 128.231.128.251 ns.nih.gov. 86400 IN AAAA 2607:f220:404:101::80e7:80fb ns3.nih.gov. 86400 IN A 165.112.4.230 ns3.nih.gov. 86400 IN AAAA 2607:f220:402:1801::a570:4e6 ns2.nih.gov. 86400 IN A 128.231.64.1 ns2.nih.gov. 86400 IN AAAA 2607:f220:418:4101::80e7:401 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Query to a.gov-servers.net for nih.gov/DNSKEY
	Received 584 bytes from 69.36.157.30
	;; Answer received from 69.36.157.30 (584 bytes) ;; HEADER SECTION ;; id = 48717 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 8 arcount = 7 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; nih.gov. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (8 records) nih.gov. 86400 IN NS ns.nih.gov. nih.gov. 86400 IN NS ns3.nih.gov. nih.gov. 86400 IN NS ns2.nih.gov. nih.gov. 3600 IN DS ( 6318 7 2 6dc9d762020fdf991df60a72d2bddacdfe761f58a0e58cec8998450a5a565793 ) nih.gov. 3600 IN DS ( 35355 7 2 3d1ff2755fbacc8958c29fea7a71750848cc259ccd4fb392aa1ca372751c9c25 ) nih.gov. 3600 IN DS 6318 7 1 c463dd5e78476f645ccf078f8fccb0e60b7dbbbf nih.gov. 3600 IN DS 35355 7 1 ebd31228d3b15031d6c0859b080ed78cf904cc8d nih.gov. 3600 IN RRSIG ( DS 8 2 3600 20210202091007 20210126091007 27306 gov. MvS37QVNUsq7OGLBPTzr7I9qR5VqCZtfNuHAPz/nUkF95ejBMfq2FuLWtRiY9aassuN+aHKdyXEy FM21YKsTJz3ZQt03qCrD7b1aoe6TxtWg890p0Lpfim8MZGorc0jdd8gf4s+F8anSF2RtdHYqOZRG T1sAdfyoylbNb2fdBLLPqMl3LhZQSXU7HNEXokOzCDguq4fexLgbtXPxIGu7WQ== ) ;; ADDITIONAL SECTION (7 records) ns.nih.gov. 86400 IN A 128.231.128.251 ns.nih.gov. 86400 IN AAAA 2607:f220:404:101::80e7:80fb ns3.nih.gov. 86400 IN A 165.112.4.230 ns3.nih.gov. 86400 IN AAAA 2607:f220:402:1801::a570:4e6 ns2.nih.gov. 86400 IN A 128.231.64.1 ns2.nih.gov. 86400 IN AAAA 2607:f220:418:4101::80e7:401 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Found child zone nih.gov

nih.gov

	Checking DS between gov and nih.gov
	Query to c.gov-servers.net for nih.gov/DS
	Received 399 bytes from 69.36.153.30
	;; Answer received from 69.36.153.30 (399 bytes) ;; HEADER SECTION ;; id = 49535 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 5 nscount = 0 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; nih.gov. IN DS ;; ANSWER SECTION (5 records) nih.gov. 3600 IN DS ( 6318 7 2 6dc9d762020fdf991df60a72d2bddacdfe761f58a0e58cec8998450a5a565793 ) nih.gov. 3600 IN DS ( 35355 7 2 3d1ff2755fbacc8958c29fea7a71750848cc259ccd4fb392aa1ca372751c9c25 ) nih.gov. 3600 IN DS 6318 7 1 c463dd5e78476f645ccf078f8fccb0e60b7dbbbf nih.gov. 3600 IN DS 35355 7 1 ebd31228d3b15031d6c0859b080ed78cf904cc8d nih.gov. 3600 IN RRSIG ( DS 8 2 3600 20210202091007 20210126091007 27306 gov. MvS37QVNUsq7OGLBPTzr7I9qR5VqCZtfNuHAPz/nUkF95ejBMfq2FuLWtRiY9aassuN+aHKdyXEy FM21YKsTJz3ZQt03qCrD7b1aoe6TxtWg890p0Lpfim8MZGorc0jdd8gf4s+F8anSF2RtdHYqOZRG T1sAdfyoylbNb2fdBLLPqMl3LhZQSXU7HNEXokOzCDguq4fexLgbtXPxIGu7WQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Found 4 DS records for nih.gov in the gov zone
	DS=6318/SHA-256 has algorithm RSASHA1-NSEC3-SHA1
	DS=35355/SHA-256 has algorithm RSASHA1-NSEC3-SHA1
	DS=6318/SHA-1 has algorithm RSASHA1-NSEC3-SHA1
	DS=35355/SHA-1 has algorithm RSASHA1-NSEC3-SHA1
	Found 1 RRSIGs over DS RRset
	`nih.gov. 3600 IN RRSIG ( DS 8 2 3600 20210202091007 20210126091007 27306 gov. MvS37QVNUsq7OGLBPTzr7I9qR5VqCZtfNuHAPz/nUkF95ejBMfq2FuLWtRiY9aassuN+aHKdyXEy FM21YKsTJz3ZQt03qCrD7b1aoe6TxtWg890p0Lpfim8MZGorc0jdd8gf4s+F8anSF2RtdHYqOZRG T1sAdfyoylbNb2fdBLLPqMl3LhZQSXU7HNEXokOzCDguq4fexLgbtXPxIGu7WQ== )`
	RRSIG=27306 and DNSKEY=27306 verifies the DS RRset
	DS=6318/SHA-256 is now in the chain-of-trust
	DS=35355/SHA-256 is now in the chain-of-trust
	`nih.gov. 3600 IN DS ( 6318 7 2 6dc9d762020fdf991df60a72d2bddacdfe761f58a0e58cec8998450a5a565793 )`
	`nih.gov. 3600 IN DS ( 35355 7 2 3d1ff2755fbacc8958c29fea7a71750848cc259ccd4fb392aa1ca372751c9c25 )`
	`nih.gov. 3600 IN DS 6318 7 1 c463dd5e78476f645ccf078f8fccb0e60b7dbbbf`
	`nih.gov. 3600 IN DS 35355 7 1 ebd31228d3b15031d6c0859b080ed78cf904cc8d`
	Query to ns2.nih.gov for nih.gov/DNSKEY
	Received 1808 bytes from 128.231.64.1
	;; Answer received from 128.231.64.1 (1808 bytes) ;; HEADER SECTION ;; id = 29378 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 1 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 8 nscount = 0 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; nih.gov. IN DNSKEY ;; ANSWER SECTION (8 records) nih.gov. 172800 IN DNSKEY ( 257 3 7 AwEAAcFsAJQcRWvmnxWgqWhqtCA8yi6k6fixeUOCOYOL8yEBg0lv33N6u5mqDcgj/1BdhjaYv+H0 e9Bjv95zxo+1qyjid2ADDtH47p3mFq0rUB115gFTWADvPnBmTeEl0cqIUcFjkSFONy5JvAamiJmf HrqwkDME9UNn4jMUipeFCYgSEslXWZZLmfUwdow7SDFa/hNG+eUMfXDiM5HAd6hsF6SAF66CjppK AQarGtuhkVPYSQj/hQzhVNhwpZN7LEdcUsqQh0R8QfhD2UXnhAwDerFrIjhUZHhfQueYQs3avDee GdTE/sQ/afzutrqKfNNFAyxTBlwRhvbooOizhQOI7jE= ) ; Key ID = 35355 nih.gov. 172800 IN DNSKEY ( 256 3 7 AwEAAcsi7V4rS59MtNCcnND+j7PMqw4gRKcV+nt1w12oxEEWbS8cV9GRSaNULoT0R4hezSecq62g e1GFD2go56JRp2ykRcyDxJd2ljfcMFZhnzMt4ReHjBdS6gzQIxwiElplzqg1nd8C5d0PuV9/0u6x nYmLLHY+EHYFyL8pu1tpzFk5 ) ; Key ID = 48638 nih.gov. 172800 IN DNSKEY ( 256 3 7 AwEAAeveVfNmx6/e9lmGjAkpacKyByahUATdk3OJeqCKSxDIXvpgwT1P5OmLa8uAFXGTLt99wgjs BE/Nb9D0yhyOfGJXQyPuw7wx7c5HWdqoUwR0zTOPSDgDK8jveJJVckxaPG6VGHHMuLeIHOa65J3R 0TP4NQFCV6tV2APaww0L5NnJ ) ; Key ID = 38213 nih.gov. 172800 IN DNSKEY ( 257 3 7 AwEAAbna0xprOaumXroriovXnoBYS0s4HgF/QZgT/i8sW6xDsatadjdLvL3c7tmV+ZGz5lVPqEFs QLRheSZamc0J8BqTrIRFl6/X/rbpkVEW/OeRUJfAS+t9Am9TeFJXlKKQ4W+Zkgr46e3SAhta6j/b tt7WCM5Pe3k1HnSxHq0jq+hdtGaCr/GQ4V/e4PILOF5V5UYt5ZVgYn85rho1K05NYu5e0gNA6xXr 3b+qgOa18FpTnFhfzObZSFQiiYlqkpqA16rCjZYfjbqe6Yt56Nh0qMndBYPOgN1frOEuJ+fe5APT u+wEBq8XqMsDFalOjrqsr9bUEShyC/O1tp43Ym+74BM= ) ; Key ID = 6318 nih.gov. 172800 IN RRSIG ( DNSKEY 7 2 172800 20210130025824 20210126025427 6318 nih.gov. X1LMeFUh+4ttSPZl+OoBGaT5J4Ng2mkpo1XIOf7Qy/zsLNClgzQjPajxCngqVpRVwSw0pqjUqAaH BoOb+QHpLaU9gsTxUbJaOYcrB6mWIA6Dcz9IqBnfh03yOrb09xQoUBvTNIY3JveoTesYTBNM8y3m ZQHmcgxaegdVwYwrOD3sbjipi6nZMFlZBoatyj5fpeVn5AVFoQDvNLIGuWXjETu9DvrbUJGpGxVA TtG5geUZ9vpU4UZphTzznfiZSuhc52DB5XQiFYBSwB/U2ovtT4uiRaHV9OJXcI0+LnPPl8HIbjRh 97SGyXi9ZfN6U9n1ng1K//JG+zyYuvUDn/Srnw== ) nih.gov. 172800 IN RRSIG ( DNSKEY 7 2 172800 20210130025824 20210126025427 35355 nih.gov. pIBl8nWObrmpefhSgPb650gkb/sZNggwhaVK1EuO5vh49yCiU3l8Dvnvsedt8+ZYlTKAhUNpTAld hm98KUE4NB+vvlzY4a8dHuLGA4PREt3lkUF175bXTIwONciw2nOcUZSLoTh5jUvx7PUOU0uq1REV 7dNFfx8k7JVC4HpMNl2hgpY6fBL4wcF4aMwBE8/wTpEUQt9Oj6cl6gX5SyX9slBoi7jCIGOQuvhU 6u+lZSo7XDPHaHgLESGUUBYWqGikhkVrHN6hHpLkcwxQvme3XmgjRF+ugHGOZzFsM1/6DlznFb53 hAxQydrAMTVcpoPjkzT4d82mEylcVRZWT7N3ug== ) nih.gov. 172800 IN RRSIG ( DNSKEY 7 2 172800 20210130025824 20210126025427 38213 nih.gov. QaVBPbbWGjS9fgbucXcwBAFbK0DbHJDIhGbyALmWyci5Bno7FjK4eUc5T5WvokdR+U+VxJ/jzoRb 0L+MlsxM/cwbto1IVV3MBYUuX9GRA5yZjqXRxNMDvjl12fiImbcUthR8sFiu0WC+TVV3sF6LHs4x ndSKhzUaPlPry92DH8U= ) nih.gov. 172800 IN RRSIG ( DNSKEY 7 2 172800 20210130025824 20210126025427 48638 nih.gov. qn8bKyJBFmh2lNk+5iD93PgYycksbjo7ks6yoKrvfFxRIibnejs9V88Ps59TopbjtLmy1Trgmovt dqwupmLSkH/r3GW1JbolEVUYWka9vpP9lGI/kohD0LaZGfAA3JNufabpqkhfzIYGw4hRFXfi05JY fWeqq84Lli9w4O1X+8A= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Found 4 DNSKEY records for nih.gov
	`nih.gov. 172800 IN DNSKEY ( 257 3 7 AwEAAcFsAJQcRWvmnxWgqWhqtCA8yi6k6fixeUOCOYOL8yEBg0lv33N6u5mqDcgj/1BdhjaYv+H0 e9Bjv95zxo+1qyjid2ADDtH47p3mFq0rUB115gFTWADvPnBmTeEl0cqIUcFjkSFONy5JvAamiJmf HrqwkDME9UNn4jMUipeFCYgSEslXWZZLmfUwdow7SDFa/hNG+eUMfXDiM5HAd6hsF6SAF66CjppK AQarGtuhkVPYSQj/hQzhVNhwpZN7LEdcUsqQh0R8QfhD2UXnhAwDerFrIjhUZHhfQueYQs3avDee GdTE/sQ/afzutrqKfNNFAyxTBlwRhvbooOizhQOI7jE= ) ; Key ID = 35355`
	`nih.gov. 172800 IN DNSKEY ( 256 3 7 AwEAAcsi7V4rS59MtNCcnND+j7PMqw4gRKcV+nt1w12oxEEWbS8cV9GRSaNULoT0R4hezSecq62g e1GFD2go56JRp2ykRcyDxJd2ljfcMFZhnzMt4ReHjBdS6gzQIxwiElplzqg1nd8C5d0PuV9/0u6x nYmLLHY+EHYFyL8pu1tpzFk5 ) ; Key ID = 48638`
	`nih.gov. 172800 IN DNSKEY ( 256 3 7 AwEAAeveVfNmx6/e9lmGjAkpacKyByahUATdk3OJeqCKSxDIXvpgwT1P5OmLa8uAFXGTLt99wgjs BE/Nb9D0yhyOfGJXQyPuw7wx7c5HWdqoUwR0zTOPSDgDK8jveJJVckxaPG6VGHHMuLeIHOa65J3R 0TP4NQFCV6tV2APaww0L5NnJ ) ; Key ID = 38213`
	`nih.gov. 172800 IN DNSKEY ( 257 3 7 AwEAAbna0xprOaumXroriovXnoBYS0s4HgF/QZgT/i8sW6xDsatadjdLvL3c7tmV+ZGz5lVPqEFs QLRheSZamc0J8BqTrIRFl6/X/rbpkVEW/OeRUJfAS+t9Am9TeFJXlKKQ4W+Zkgr46e3SAhta6j/b tt7WCM5Pe3k1HnSxHq0jq+hdtGaCr/GQ4V/e4PILOF5V5UYt5ZVgYn85rho1K05NYu5e0gNA6xXr 3b+qgOa18FpTnFhfzObZSFQiiYlqkpqA16rCjZYfjbqe6Yt56Nh0qMndBYPOgN1frOEuJ+fe5APT u+wEBq8XqMsDFalOjrqsr9bUEShyC/O1tp43Ym+74BM= ) ; Key ID = 6318`
	DNSKEY=35355/SEP is now in the chain-of-trust
	DS=35355/SHA-256 verifies DNSKEY=35355/SEP
	DS=35355/SHA-1 verifies DNSKEY=35355/SEP
	DNSKEY=6318/SEP is now in the chain-of-trust
	DS=6318/SHA-256 verifies DNSKEY=6318/SEP
	DS=6318/SHA-1 verifies DNSKEY=6318/SEP
	Found 4 RRSIGs over DNSKEY RRset
	`nih.gov. 172800 IN RRSIG ( DNSKEY 7 2 172800 20210130025824 20210126025427 6318 nih.gov. X1LMeFUh+4ttSPZl+OoBGaT5J4Ng2mkpo1XIOf7Qy/zsLNClgzQjPajxCngqVpRVwSw0pqjUqAaH BoOb+QHpLaU9gsTxUbJaOYcrB6mWIA6Dcz9IqBnfh03yOrb09xQoUBvTNIY3JveoTesYTBNM8y3m ZQHmcgxaegdVwYwrOD3sbjipi6nZMFlZBoatyj5fpeVn5AVFoQDvNLIGuWXjETu9DvrbUJGpGxVA TtG5geUZ9vpU4UZphTzznfiZSuhc52DB5XQiFYBSwB/U2ovtT4uiRaHV9OJXcI0+LnPPl8HIbjRh 97SGyXi9ZfN6U9n1ng1K//JG+zyYuvUDn/Srnw== )`
	`nih.gov. 172800 IN RRSIG ( DNSKEY 7 2 172800 20210130025824 20210126025427 35355 nih.gov. pIBl8nWObrmpefhSgPb650gkb/sZNggwhaVK1EuO5vh49yCiU3l8Dvnvsedt8+ZYlTKAhUNpTAld hm98KUE4NB+vvlzY4a8dHuLGA4PREt3lkUF175bXTIwONciw2nOcUZSLoTh5jUvx7PUOU0uq1REV 7dNFfx8k7JVC4HpMNl2hgpY6fBL4wcF4aMwBE8/wTpEUQt9Oj6cl6gX5SyX9slBoi7jCIGOQuvhU 6u+lZSo7XDPHaHgLESGUUBYWqGikhkVrHN6hHpLkcwxQvme3XmgjRF+ugHGOZzFsM1/6DlznFb53 hAxQydrAMTVcpoPjkzT4d82mEylcVRZWT7N3ug== )`
	`nih.gov. 172800 IN RRSIG ( DNSKEY 7 2 172800 20210130025824 20210126025427 38213 nih.gov. QaVBPbbWGjS9fgbucXcwBAFbK0DbHJDIhGbyALmWyci5Bno7FjK4eUc5T5WvokdR+U+VxJ/jzoRb 0L+MlsxM/cwbto1IVV3MBYUuX9GRA5yZjqXRxNMDvjl12fiImbcUthR8sFiu0WC+TVV3sF6LHs4x ndSKhzUaPlPry92DH8U= )`
	`nih.gov. 172800 IN RRSIG ( DNSKEY 7 2 172800 20210130025824 20210126025427 48638 nih.gov. qn8bKyJBFmh2lNk+5iD93PgYycksbjo7ks6yoKrvfFxRIibnejs9V88Ps59TopbjtLmy1Trgmovt dqwupmLSkH/r3GW1JbolEVUYWka9vpP9lGI/kohD0LaZGfAA3JNufabpqkhfzIYGw4hRFXfi05JY fWeqq84Lli9w4O1X+8A= )`
	RRSIG=6318 and DNSKEY=6318/SEP verifies the DNSKEY RRset
	RRSIG=35355 and DNSKEY=35355/SEP verifies the DNSKEY RRset
	RRSIG=38213 and DNSKEY=38213 verifies the DNSKEY RRset
	RRSIG=48638 and DNSKEY=48638 verifies the DNSKEY RRset
	DNSKEY=48638 is now in the chain-of-trust
	DNSKEY=38213 is now in the chain-of-trust
	Query to ns3.nih.gov for nih.gov/A
	Received 386 bytes from 165.112.4.230
	;; Answer received from 165.112.4.230 (386 bytes) ;; HEADER SECTION ;; id = 53848 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 1 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 3 nscount = 0 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; nih.gov. IN A ;; ANSWER SECTION (3 records) nih.gov. 7200 IN A 54.235.145.223 nih.gov. 7200 IN RRSIG ( A 7 2 7200 20210129231847 20210125224211 38213 nih.gov. FFSUOsq/mK3SNPmnltzFqWqPgsm1LaIUPxh60LKhGzFAh5EG+yZnx84XnSrP5ZYSJszNF1+W9u1H +GqhSHI22Jb/v9XUq2G0s0xa7BZ2LUZVxAubQiUYxfk8Cvt9jDPITg/uJN5ffvTVGc2jBYk7rJLj 4lnDounnzUurXxuWyFg= ) nih.gov. 7200 IN RRSIG ( A 7 2 7200 20210129231847 20210125224211 48638 nih.gov. ytT6QFnZfYKFbPp+NLKDKj4Hp3pVW22vUDoF0a7u6tZjxZmtiVAamZCoknLFXPR/z7JElkrcE6Ez KHg69JVFmH4O5foB/F5p4XwIbXhGx7yv+cmFJirOm/4yOhfVOdFS6RD+4fEpKAu/uEYcc4uHHT/9 AGZ1CJVCKujO1fyZVDY= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	nih.gov is authoritative for nih.gov
	Found RRSIG signed by nih.gov zone
	Query to ns3.nih.gov for nih.gov/SOA
	Received 426 bytes from 165.112.4.230
	;; Answer received from 165.112.4.230 (426 bytes) ;; HEADER SECTION ;; id = 64262 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 1 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 3 nscount = 0 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; nih.gov. IN SOA ;; ANSWER SECTION (3 records) nih.gov. 7200 IN SOA ( nihblox5.nih.gov. hostmaster.nih.gov. 179766 ;serial 10800 ;refresh 1080 ;retry 2592000 ;expire 900 ;minimum ) nih.gov. 7200 IN RRSIG ( SOA 7 2 7200 20210130111706 20210126101706 38213 nih.gov. TpVInwpF+oYHvlHdln1jLtb7dYVAPG6KGlPJzwO5I+V3IDHslxSsYPGZgPM0lxyqiBGO1FGloorl RwRpqKkRHIwqT8sQAd6U2ygQ7RNmzS8rDOROp+4bCLIIXx2Pp8lmMB9Yj0vORKBNOyrorDoc+hrn EORbJUTWOPjw2Io5tso= ) nih.gov. 7200 IN RRSIG ( SOA 7 2 7200 20210130111706 20210126101706 48638 nih.gov. IM9bEUISF/YoeLRnGQqW13jl3sau+9LyDPzn1m7vemWOReLUy0+mN2xYvdc1bmXPBQ4K7p74BP91 o2vpoX8JeBKRBIeNSnV+sciAyinujdUioQe3wOIlw8fgX5/PFgRMA1VVxOmMxgyQWfIBhLRBdgdV lcCRNS0fHQrPtRsyunI= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Query to ns.nih.gov for nih.gov/SOA
	Received 426 bytes from 128.231.128.251
	;; Answer received from 128.231.128.251 (426 bytes) ;; HEADER SECTION ;; id = 4546 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 1 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 3 nscount = 0 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; nih.gov. IN SOA ;; ANSWER SECTION (3 records) nih.gov. 7200 IN SOA ( nihblox5.nih.gov. hostmaster.nih.gov. 179766 ;serial 10800 ;refresh 1080 ;retry 2592000 ;expire 900 ;minimum ) nih.gov. 7200 IN RRSIG ( SOA 7 2 7200 20210130111706 20210126101706 38213 nih.gov. TpVInwpF+oYHvlHdln1jLtb7dYVAPG6KGlPJzwO5I+V3IDHslxSsYPGZgPM0lxyqiBGO1FGloorl RwRpqKkRHIwqT8sQAd6U2ygQ7RNmzS8rDOROp+4bCLIIXx2Pp8lmMB9Yj0vORKBNOyrorDoc+hrn EORbJUTWOPjw2Io5tso= ) nih.gov. 7200 IN RRSIG ( SOA 7 2 7200 20210130111706 20210126101706 48638 nih.gov. IM9bEUISF/YoeLRnGQqW13jl3sau+9LyDPzn1m7vemWOReLUy0+mN2xYvdc1bmXPBQ4K7p74BP91 o2vpoX8JeBKRBIeNSnV+sciAyinujdUioQe3wOIlw8fgX5/PFgRMA1VVxOmMxgyQWfIBhLRBdgdV lcCRNS0fHQrPtRsyunI= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Query to ns2.nih.gov for nih.gov/SOA
	Received 426 bytes from 128.231.64.1
	;; Answer received from 128.231.64.1 (426 bytes) ;; HEADER SECTION ;; id = 23771 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 1 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 3 nscount = 0 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; nih.gov. IN SOA ;; ANSWER SECTION (3 records) nih.gov. 7200 IN SOA ( nihblox5.nih.gov. hostmaster.nih.gov. 179766 ;serial 10800 ;refresh 1080 ;retry 2592000 ;expire 900 ;minimum ) nih.gov. 7200 IN RRSIG ( SOA 7 2 7200 20210130111706 20210126101706 38213 nih.gov. TpVInwpF+oYHvlHdln1jLtb7dYVAPG6KGlPJzwO5I+V3IDHslxSsYPGZgPM0lxyqiBGO1FGloorl RwRpqKkRHIwqT8sQAd6U2ygQ7RNmzS8rDOROp+4bCLIIXx2Pp8lmMB9Yj0vORKBNOyrorDoc+hrn EORbJUTWOPjw2Io5tso= ) nih.gov. 7200 IN RRSIG ( SOA 7 2 7200 20210130111706 20210126101706 48638 nih.gov. IM9bEUISF/YoeLRnGQqW13jl3sau+9LyDPzn1m7vemWOReLUy0+mN2xYvdc1bmXPBQ4K7p74BP91 o2vpoX8JeBKRBIeNSnV+sciAyinujdUioQe3wOIlw8fgX5/PFgRMA1VVxOmMxgyQWfIBhLRBdgdV lcCRNS0fHQrPtRsyunI= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Query to ns3.nih.gov for nih.gov/A
	Received 386 bytes from 165.112.4.230
	;; Answer received from 165.112.4.230 (386 bytes) ;; HEADER SECTION ;; id = 4393 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 1 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 3 nscount = 0 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; nih.gov. IN A ;; ANSWER SECTION (3 records) nih.gov. 7200 IN A 54.235.145.223 nih.gov. 7200 IN RRSIG ( A 7 2 7200 20210129231847 20210125224211 38213 nih.gov. FFSUOsq/mK3SNPmnltzFqWqPgsm1LaIUPxh60LKhGzFAh5EG+yZnx84XnSrP5ZYSJszNF1+W9u1H +GqhSHI22Jb/v9XUq2G0s0xa7BZ2LUZVxAubQiUYxfk8Cvt9jDPITg/uJN5ffvTVGc2jBYk7rJLj 4lnDounnzUurXxuWyFg= ) nih.gov. 7200 IN RRSIG ( A 7 2 7200 20210129231847 20210125224211 48638 nih.gov. ytT6QFnZfYKFbPp+NLKDKj4Hp3pVW22vUDoF0a7u6tZjxZmtiVAamZCoknLFXPR/z7JElkrcE6Ez KHg69JVFmH4O5foB/F5p4XwIbXhGx7yv+cmFJirOm/4yOhfVOdFS6RD+4fEpKAu/uEYcc4uHHT/9 AGZ1CJVCKujO1fyZVDY= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	nih.gov A RR has value 54.235.145.223
	Found 2 RRSIGs over A RRset
	`nih.gov. 7200 IN RRSIG ( A 7 2 7200 20210129231847 20210125224211 38213 nih.gov. FFSUOsq/mK3SNPmnltzFqWqPgsm1LaIUPxh60LKhGzFAh5EG+yZnx84XnSrP5ZYSJszNF1+W9u1H +GqhSHI22Jb/v9XUq2G0s0xa7BZ2LUZVxAubQiUYxfk8Cvt9jDPITg/uJN5ffvTVGc2jBYk7rJLj 4lnDounnzUurXxuWyFg= )`
	`nih.gov. 7200 IN RRSIG ( A 7 2 7200 20210129231847 20210125224211 48638 nih.gov. ytT6QFnZfYKFbPp+NLKDKj4Hp3pVW22vUDoF0a7u6tZjxZmtiVAamZCoknLFXPR/z7JElkrcE6Ez KHg69JVFmH4O5foB/F5p4XwIbXhGx7yv+cmFJirOm/4yOhfVOdFS6RD+4fEpKAu/uEYcc4uHHT/9 AGZ1CJVCKujO1fyZVDY= )`
	RRSIG=38213 and DNSKEY=38213 verifies the A RRset
	RRSIG=48638 and DNSKEY=48638 verifies the A RRset

Move your mouse over any or symbols for remediation hints.

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

DNSSEC Analyzer

↓ Advanced options ↑ Advanced options

Trust Anchor:
Name Servers: