DNSSEC Analyzer - clinicaltrial.gov

Domain Name:

Time: 2023-09-24 16:23:02 UTC, NTP stratum 4

Analyzing DNSSEC problems for clinicaltrial.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 = 44774 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 4 nscount = 0 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; . IN DNSKEY ;; ANSWER SECTION (4 records) . 172800 IN DNSKEY ( 256 3 8 AwEAAcEtWatIO3exfN3A+WnZl7AVEBA3crRrrwKTfnmcdLt79C3DCOF1JX5zb4s84v0OxwlOVg+T R8VpkuYynMp3PQXLomLxe7j7PlxqEBo1LQaWfqyymCuF7rKebTLB5yZcr8/QUPwk/weLyguX6iVN DjIZOmeMqPkGJtDFp+EUfKgOa8AulKPLtsUL1W+1FT8sqroSxKXVXnhkEZN1O1zBxTG/z9xjwiPc d3//LSPUpEC9+rU2XIuCJq8nwAwJ7W6Rc49RxUT0Svc57HKqHjNuapvG0PCYh3bXCQzb7mb2pNwu erMFTzP5iEzXWZD7izLg9j3wEJ2Ia/WIEts/Tp9GIQM= ) ; Key ID = 11019 . 172800 IN DNSKEY ( 256 3 8 AwEAAddS95RV5uUtkUCN7vyvpb0kDZgmtXwN5Sj/d08+X7ND2sgWBabKnFhftrOsSx9DUhKR3gpM PIxac84Nou8Wzkiu2A/sTzP1F6KpCL8epgemdlZVd1ATHEjpB0KHIQmDjSEO/frGgi8ijQ2vDF3A MSrUwH7qntL1E5ufPHGKRM+agGghcAYfJHJN1dw7Ki3Fo22RDB3VZBxU9yJ3vl/T4hngeL7zK84v gl62tlJJw1rK5S/3U4p/bZarjtMFOHDfh0DEj1ywtRpkpPnge03gmINoa2tz+Kff67kbQb0NhHJY zPRpViaMEWZI9pgGH9ZyuFdNrNRx68XSiO7sya7/i+c= ) ; Key ID = 46780 . 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 20231010000000 20230919000000 20326 . Xx8gfV3qemuf4ffCr2jq6aUIn15oFbjiocYWvFF9GGoLqOqZEMrkiNHmCcAfnyEjltWTwx2YdnAM CmQO8KJ4+6hSbSsRbDWwVnBI+3lkqvdpEIMlgkVuKsK012s19eERCPqYV+eyrW8YR1IQhXljVgy7 zISHkomWGtf0AY8jXlGABCLbHQj0/x0kuNM2gOz/gSWqKVt3Nwbpu/0gh9mrjQPH29q/p0vVjlEV J4SQgYvBBuxQZMxwupvrn4a4hr3zbGbiUkR772gra0DfNUIVB9A+GEcCpFwazbjcV476xAtuUC8R 8g44qtKhL+vezd4Mnm/hOPGf1ZGinAPlsylkiA== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Found 3 DNSKEY records for .
	`. 172800 IN DNSKEY ( 256 3 8 AwEAAcEtWatIO3exfN3A+WnZl7AVEBA3crRrrwKTfnmcdLt79C3DCOF1JX5zb4s84v0OxwlOVg+T R8VpkuYynMp3PQXLomLxe7j7PlxqEBo1LQaWfqyymCuF7rKebTLB5yZcr8/QUPwk/weLyguX6iVN DjIZOmeMqPkGJtDFp+EUfKgOa8AulKPLtsUL1W+1FT8sqroSxKXVXnhkEZN1O1zBxTG/z9xjwiPc d3//LSPUpEC9+rU2XIuCJq8nwAwJ7W6Rc49RxUT0Svc57HKqHjNuapvG0PCYh3bXCQzb7mb2pNwu erMFTzP5iEzXWZD7izLg9j3wEJ2Ia/WIEts/Tp9GIQM= ) ; Key ID = 11019`
	`. 172800 IN DNSKEY ( 256 3 8 AwEAAddS95RV5uUtkUCN7vyvpb0kDZgmtXwN5Sj/d08+X7ND2sgWBabKnFhftrOsSx9DUhKR3gpM PIxac84Nou8Wzkiu2A/sTzP1F6KpCL8epgemdlZVd1ATHEjpB0KHIQmDjSEO/frGgi8ijQ2vDF3A MSrUwH7qntL1E5ufPHGKRM+agGghcAYfJHJN1dw7Ki3Fo22RDB3VZBxU9yJ3vl/T4hngeL7zK84v gl62tlJJw1rK5S/3U4p/bZarjtMFOHDfh0DEj1ywtRpkpPnge03gmINoa2tz+Kff67kbQb0NhHJY zPRpViaMEWZI9pgGH9ZyuFdNrNRx68XSiO7sya7/i+c= ) ; Key ID = 46780`
	`. 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 20231010000000 20230919000000 20326 . Xx8gfV3qemuf4ffCr2jq6aUIn15oFbjiocYWvFF9GGoLqOqZEMrkiNHmCcAfnyEjltWTwx2YdnAM CmQO8KJ4+6hSbSsRbDWwVnBI+3lkqvdpEIMlgkVuKsK012s19eERCPqYV+eyrW8YR1IQhXljVgy7 zISHkomWGtf0AY8jXlGABCLbHQj0/x0kuNM2gOz/gSWqKVt3Nwbpu/0gh9mrjQPH29q/p0vVjlEV J4SQgYvBBuxQZMxwupvrn4a4hr3zbGbiUkR772gra0DfNUIVB9A+GEcCpFwazbjcV476xAtuUC8R 8g44qtKhL+vezd4Mnm/hOPGf1ZGinAPlsylkiA== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=11019 is now in the chain-of-trust
	DNSKEY=46780 is now in the chain-of-trust
	Query to l.root-servers.net for clinicaltrial.gov/A
	Received 684 bytes from 199.7.83.42
	;; Response received from 199.7.83.42 (684 octets) ;; HEADER SECTION ;; id = 10821 ;; 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) ;; clinicaltrial.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 2 6bc949e638442ead0bdaf0935763c8d003760384ff15ebbd5ce86bb5559561f0 ) gov. 86400 IN DS ( 64280 8 2 d66cdda12234c22c5e6fd1c894dbd682fe7967e111793485a281972bfb164377 ) gov. 86400 IN RRSIG ( DS 8 1 86400 20231007050000 20230924040000 11019 . tTg+S05iF6tYI24Bs0KpnTfZUrJRHfORGjX4O1p8LMJ5WY19q4RUSt0ffmvXevhckeu0dqffzgpH 8u/NC1op8S0O+OP3KvPpmARx6H3BVKeRWp+q+nwtz6kseqIg3ukiVAksmxACElnqHwwSTpK4ku5V H48TesoBva54U1V2MhS1iD8gUEStt8s1aD+mdd/oVQ3Wvd1c5dHU9oteSwzZQfOsyFAmThi7fjCl 8la+1DGXtmVQ2sVvpSaJJrIF90rzGKyxKGCrz3ffqxSRTOIT96+MgKTmXN+8QmDyD/ACJAe1zmGD ZuRj3FL7ul0X9Kfv6fM6zGQNf4d/m8+ZiKz3nw== ) ;; 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 d.root-servers.net for gov/DNSKEY
	Received 670 bytes from 199.7.91.13
	;; Response received from 199.7.91.13 (670 octets) ;; HEADER SECTION ;; id = 27399 ;; 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: 1450 ;; option: ;; QUESTION SECTION (1 record) ;; gov. IN DNSKEY ;; 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 2 6bc949e638442ead0bdaf0935763c8d003760384ff15ebbd5ce86bb5559561f0 ) gov. 86400 IN DS ( 64280 8 2 d66cdda12234c22c5e6fd1c894dbd682fe7967e111793485a281972bfb164377 ) gov. 86400 IN RRSIG ( DS 8 1 86400 20231007050000 20230924040000 11019 . tTg+S05iF6tYI24Bs0KpnTfZUrJRHfORGjX4O1p8LMJ5WY19q4RUSt0ffmvXevhckeu0dqffzgpH 8u/NC1op8S0O+OP3KvPpmARx6H3BVKeRWp+q+nwtz6kseqIg3ukiVAksmxACElnqHwwSTpK4ku5V H48TesoBva54U1V2MhS1iD8gUEStt8s1aD+mdd/oVQ3Wvd1c5dHU9oteSwzZQfOsyFAmThi7fjCl 8la+1DGXtmVQ2sVvpSaJJrIF90rzGKyxKGCrz3ffqxSRTOIT96+MgKTmXN+8QmDyD/ACJAe1zmGD ZuRj3FL7ul0X9Kfv6fM6zGQNf4d/m8+ZiKz3nw== ) ;; ADDITIONAL SECTION (9 records) a.gov-servers.net. 172800 IN A 69.36.157.30 b.gov-servers.net. 172800 IN A 209.112.123.30 c.gov-servers.net. 172800 IN A 69.36.153.30 d.gov-servers.net. 172800 IN A 81.19.194.30 a.gov-servers.net. 172800 IN AAAA 2001:500:4431::2:30 b.gov-servers.net. 172800 IN AAAA 2620:74:27::2:30 c.gov-servers.net. 172800 IN AAAA 2620:74:28::2:30 d.gov-servers.net. 172800 IN AAAA 2620:74:29::2:30 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1450 ;; option:
	Found child zone gov

gov

	Checking DS between . and gov
	Query to m.root-servers.net for gov/DS
	Received 415 bytes from 202.12.27.33
	;; Response received from 202.12.27.33 (415 octets) ;; HEADER SECTION ;; id = 19728 ;; 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: 1232 ;; option: ;; QUESTION SECTION (1 record) ;; gov. IN DS ;; ANSWER SECTION (3 records) gov. 86400 IN DS ( 7698 8 2 6bc949e638442ead0bdaf0935763c8d003760384ff15ebbd5ce86bb5559561f0 ) gov. 86400 IN DS ( 64280 8 2 d66cdda12234c22c5e6fd1c894dbd682fe7967e111793485a281972bfb164377 ) gov. 86400 IN RRSIG ( DS 8 1 86400 20231007050000 20230924040000 11019 . tTg+S05iF6tYI24Bs0KpnTfZUrJRHfORGjX4O1p8LMJ5WY19q4RUSt0ffmvXevhckeu0dqffzgpH 8u/NC1op8S0O+OP3KvPpmARx6H3BVKeRWp+q+nwtz6kseqIg3ukiVAksmxACElnqHwwSTpK4ku5V H48TesoBva54U1V2MhS1iD8gUEStt8s1aD+mdd/oVQ3Wvd1c5dHU9oteSwzZQfOsyFAmThi7fjCl 8la+1DGXtmVQ2sVvpSaJJrIF90rzGKyxKGCrz3ffqxSRTOIT96+MgKTmXN+8QmDyD/ACJAe1zmGD ZuRj3FL7ul0X9Kfv6fM6zGQNf4d/m8+ZiKz3nw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1232 ;; option:
	Found 2 DS records for gov in the . zone
	DS=7698/SHA-256 has algorithm RSASHA256
	DS=64280/SHA-256 has algorithm RSASHA256
	Found 1 RRSIGs over DS RRset
	`gov. 86400 IN RRSIG ( DS 8 1 86400 20231007050000 20230924040000 11019 . tTg+S05iF6tYI24Bs0KpnTfZUrJRHfORGjX4O1p8LMJ5WY19q4RUSt0ffmvXevhckeu0dqffzgpH 8u/NC1op8S0O+OP3KvPpmARx6H3BVKeRWp+q+nwtz6kseqIg3ukiVAksmxACElnqHwwSTpK4ku5V H48TesoBva54U1V2MhS1iD8gUEStt8s1aD+mdd/oVQ3Wvd1c5dHU9oteSwzZQfOsyFAmThi7fjCl 8la+1DGXtmVQ2sVvpSaJJrIF90rzGKyxKGCrz3ffqxSRTOIT96+MgKTmXN+8QmDyD/ACJAe1zmGD ZuRj3FL7ul0X9Kfv6fM6zGQNf4d/m8+ZiKz3nw== )`
	RRSIG=11019 and DNSKEY=11019 verifies the DS RRset
	DS=7698/SHA-256 is now in the chain-of-trust
	DS=64280/SHA-256 is now in the chain-of-trust
	`gov. 86400 IN DS ( 7698 8 2 6bc949e638442ead0bdaf0935763c8d003760384ff15ebbd5ce86bb5559561f0 )`
	`gov. 86400 IN DS ( 64280 8 2 d66cdda12234c22c5e6fd1c894dbd682fe7967e111793485a281972bfb164377 )`
	Query to c.gov-servers.net for gov/DNSKEY
	Received 1233 bytes from 69.36.153.30
	;; Response received from 69.36.153.30 (1233 octets) ;; HEADER SECTION ;; id = 2092 ;; 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) ;; gov. IN DNSKEY ;; ANSWER SECTION (5 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 AwEAAcvA+2gDUzQ8CrZNef0l31+89Y1gUM8rPtvpC9E3HNsYoOxe3r0NVuWjafg5zXzkRnHhw0L9 nBIQH8cqEeFKg3bJx2i8dj4N9YXmmhkLHuE0JJ9+JrZQpWRY9AQPsG3l2RLnL6Vato0IIweFWF+7 oWVM0xMoB6wjI0XTB+tO1x3a/wuGs7cTPBM4RzvKqsY36/bICi+QNVIesASaGNrFqs0= ) ; Key ID = 40921 gov. 86400 IN DNSKEY ( 256 3 8 AwEAAcbYvlY667qXEzHsDTkft9cgKy5F0S9CAP+aFK9+sJumGqvpMaOyOzsilJ+OSVFhopJ1aRFp CUpLVIcVJ3E3YATGpzB45M0D5c4oJ0RjEIUakBwcPghmSW8K1GPqj/eUs4fbVPytXwtwvUll9Lxf gUvi5DA6xD6d2ckwDyRxfcMhXYydr2hIsgfrBLmRDMi4BkxMvA23eShPd/tPvnR0gJk= ) ; Key ID = 10104 gov. 86400 IN DNSKEY ( 257 3 8 AwEAAZp0vliR0TOBCJXmdagY36BI5ZveSPE3OSrcXKDs8IZa86x1+gwbheJcfLB6Fw6cWYUXaNgA mFcbxqIqWc5VJSyPS9yCPdEOLEIiegwCmcWnNsEyc0snKTyypXnvJ5JNhoznpFILDqlksAqP/aiq 1/l0w8TMkRbRrViLrJ1ayaScZ0nn/ge5wNpX09T9RI+gF1OIMJDdgH1vi0a+t6smSy4pUrerFTsu y8JAL+PP85MZiOssT9yoERfWSjFKde6PrQX5vj090AxT+hztb+q2EFXnF1a2L73/3UarB19k5NR3 MT1uM7ddag64Q0lg3aTy3MglDCzP7/StUxdeyL5qIX8= ) ; Key ID = 64280 gov. 86400 IN RRSIG ( DNSKEY 8 1 86400 20231008040000 20230923035500 7698 gov. ZwUS8pkBdeVIiXrdTNAFO7hm3WBpzd5rmcMSg3ewi7Z7Gb6jjyqePCEVUOzrTZzY+CRSknDVQQc7 QAHTkqPG6pvFDWxDkEgBMAU33rSxxussGS6IROb6Pz/REaEHbxsdYmIdfk/HhDNj9v2XQlK4/O7g iIVqwiTlwTBRyryqKZYVBgXCvIWd5wWVPAz5ncDjgrelVa3WlsKK9R9wdMrIWpBO8hkZl8b/nUiO P66iKOJ/u08cZ3hJFvyGNMBBG8hdydVlTcebkU20eeEfI4ajEuzPUKhV7sEOvD4CXSbQaChutrFP ZaCgmk85dtnzdxBQqyeLstU7LY0KOFw/Iwz2fw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Found 4 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 AwEAAcvA+2gDUzQ8CrZNef0l31+89Y1gUM8rPtvpC9E3HNsYoOxe3r0NVuWjafg5zXzkRnHhw0L9 nBIQH8cqEeFKg3bJx2i8dj4N9YXmmhkLHuE0JJ9+JrZQpWRY9AQPsG3l2RLnL6Vato0IIweFWF+7 oWVM0xMoB6wjI0XTB+tO1x3a/wuGs7cTPBM4RzvKqsY36/bICi+QNVIesASaGNrFqs0= ) ; Key ID = 40921`
	`gov. 86400 IN DNSKEY ( 256 3 8 AwEAAcbYvlY667qXEzHsDTkft9cgKy5F0S9CAP+aFK9+sJumGqvpMaOyOzsilJ+OSVFhopJ1aRFp CUpLVIcVJ3E3YATGpzB45M0D5c4oJ0RjEIUakBwcPghmSW8K1GPqj/eUs4fbVPytXwtwvUll9Lxf gUvi5DA6xD6d2ckwDyRxfcMhXYydr2hIsgfrBLmRDMi4BkxMvA23eShPd/tPvnR0gJk= ) ; Key ID = 10104`
	`gov. 86400 IN DNSKEY ( 257 3 8 AwEAAZp0vliR0TOBCJXmdagY36BI5ZveSPE3OSrcXKDs8IZa86x1+gwbheJcfLB6Fw6cWYUXaNgA mFcbxqIqWc5VJSyPS9yCPdEOLEIiegwCmcWnNsEyc0snKTyypXnvJ5JNhoznpFILDqlksAqP/aiq 1/l0w8TMkRbRrViLrJ1ayaScZ0nn/ge5wNpX09T9RI+gF1OIMJDdgH1vi0a+t6smSy4pUrerFTsu y8JAL+PP85MZiOssT9yoERfWSjFKde6PrQX5vj090AxT+hztb+q2EFXnF1a2L73/3UarB19k5NR3 MT1uM7ddag64Q0lg3aTy3MglDCzP7/StUxdeyL5qIX8= ) ; Key ID = 64280`
	DNSKEY=7698/SEP is now in the chain-of-trust
	DS=7698/SHA-256 verifies DNSKEY=7698/SEP
	DNSKEY=64280/SEP is now in the chain-of-trust
	DS=64280/SHA-256 verifies DNSKEY=64280/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`gov. 86400 IN RRSIG ( DNSKEY 8 1 86400 20231008040000 20230923035500 7698 gov. ZwUS8pkBdeVIiXrdTNAFO7hm3WBpzd5rmcMSg3ewi7Z7Gb6jjyqePCEVUOzrTZzY+CRSknDVQQc7 QAHTkqPG6pvFDWxDkEgBMAU33rSxxussGS6IROb6Pz/REaEHbxsdYmIdfk/HhDNj9v2XQlK4/O7g iIVqwiTlwTBRyryqKZYVBgXCvIWd5wWVPAz5ncDjgrelVa3WlsKK9R9wdMrIWpBO8hkZl8b/nUiO P66iKOJ/u08cZ3hJFvyGNMBBG8hdydVlTcebkU20eeEfI4ajEuzPUKhV7sEOvD4CXSbQaChutrFP ZaCgmk85dtnzdxBQqyeLstU7LY0KOFw/Iwz2fw== )`
	RRSIG=7698 and DNSKEY=7698/SEP verifies the DNSKEY RRset
	DNSKEY=40921 is now in the chain-of-trust
	DNSKEY=10104 is now in the chain-of-trust
	Query to a.gov-servers.net for clinicaltrial.gov/A
	Received 492 bytes from 69.36.157.30
	;; Response received from 69.36.157.30 (492 octets) ;; HEADER SECTION ;; id = 3419 ;; 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 = 5 arcount = 7 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; clinicaltrial.gov. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (5 records) clinicaltrial.gov. 86400 IN NS gslb02.nlm.nih.gov. clinicaltrial.gov. 86400 IN NS gslb03.nlm.nih.gov. clinicaltrial.gov. 86400 IN NS gslb01.nlm.nih.gov. clinicaltrial.gov. 3600 IN DS ( 5749 8 2 698b66577deea82775576f05f8ed8836c37b1ddb0680f7fa7e9370cfc8ea5af6 ) clinicaltrial.gov. 3600 IN RRSIG ( DS 8 2 3600 20230929034223 20230922034223 40921 gov. oaO/w4rBjMqbKshgvUZbyeeit6fBlD3KBjh8QpU1O0LYIIlDBdku135s7W+kKFzOdOBEDh+o0Ejc uIxXW84eYMai+93U13klF5n58maw8H5NdJye4wrU++cPNjc8Vbbei0BgVj8wmPCY8jPw+YusgP8U 2k1aUX4hQQ5w7ybZo1wt23OtBKvKuGxy4Oi1OZwlySfj4yTapY8tGsRMOtzT9A== ) ;; ADDITIONAL SECTION (7 records) gslb01.nlm.nih.gov. 86400 IN A 130.14.252.50 gslb02.nlm.nih.gov. 86400 IN A 165.112.6.3 gslb03.nlm.nih.gov. 86400 IN A 130.14.252.53 gslb01.nlm.nih.gov. 86400 IN AAAA 2607:f220:41e:252::50 gslb02.nlm.nih.gov. 86400 IN AAAA 2607:f220:41f:1405::3 gslb03.nlm.nih.gov. 86400 IN AAAA 2607:f220:41e:252::53 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Query to b.gov-servers.net for clinicaltrial.gov/DNSKEY
	Received 492 bytes from 209.112.123.30
	;; Response received from 209.112.123.30 (492 octets) ;; HEADER SECTION ;; id = 15752 ;; 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 = 5 arcount = 7 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; clinicaltrial.gov. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (5 records) clinicaltrial.gov. 86400 IN NS gslb03.nlm.nih.gov. clinicaltrial.gov. 86400 IN NS gslb01.nlm.nih.gov. clinicaltrial.gov. 86400 IN NS gslb02.nlm.nih.gov. clinicaltrial.gov. 3600 IN DS ( 5749 8 2 698b66577deea82775576f05f8ed8836c37b1ddb0680f7fa7e9370cfc8ea5af6 ) clinicaltrial.gov. 3600 IN RRSIG ( DS 8 2 3600 20230929034223 20230922034223 40921 gov. oaO/w4rBjMqbKshgvUZbyeeit6fBlD3KBjh8QpU1O0LYIIlDBdku135s7W+kKFzOdOBEDh+o0Ejc uIxXW84eYMai+93U13klF5n58maw8H5NdJye4wrU++cPNjc8Vbbei0BgVj8wmPCY8jPw+YusgP8U 2k1aUX4hQQ5w7ybZo1wt23OtBKvKuGxy4Oi1OZwlySfj4yTapY8tGsRMOtzT9A== ) ;; ADDITIONAL SECTION (7 records) gslb01.nlm.nih.gov. 86400 IN A 130.14.252.50 gslb02.nlm.nih.gov. 86400 IN A 165.112.6.3 gslb03.nlm.nih.gov. 86400 IN A 130.14.252.53 gslb01.nlm.nih.gov. 86400 IN AAAA 2607:f220:41e:252::50 gslb02.nlm.nih.gov. 86400 IN AAAA 2607:f220:41f:1405::3 gslb03.nlm.nih.gov. 86400 IN AAAA 2607:f220:41e:252::53 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Found child zone clinicaltrial.gov

clinicaltrial.gov

	Checking DS between gov and clinicaltrial.gov
	Query to b.gov-servers.net for clinicaltrial.gov/DS
	Received 289 bytes from 209.112.123.30
	;; Response received from 209.112.123.30 (289 octets) ;; HEADER SECTION ;; id = 1574 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 2 nscount = 0 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; clinicaltrial.gov. IN DS ;; ANSWER SECTION (2 records) clinicaltrial.gov. 3600 IN DS ( 5749 8 2 698b66577deea82775576f05f8ed8836c37b1ddb0680f7fa7e9370cfc8ea5af6 ) clinicaltrial.gov. 3600 IN RRSIG ( DS 8 2 3600 20230929034223 20230922034223 40921 gov. oaO/w4rBjMqbKshgvUZbyeeit6fBlD3KBjh8QpU1O0LYIIlDBdku135s7W+kKFzOdOBEDh+o0Ejc uIxXW84eYMai+93U13klF5n58maw8H5NdJye4wrU++cPNjc8Vbbei0BgVj8wmPCY8jPw+YusgP8U 2k1aUX4hQQ5w7ybZo1wt23OtBKvKuGxy4Oi1OZwlySfj4yTapY8tGsRMOtzT9A== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Found 1 DS records for clinicaltrial.gov in the gov zone
	DS=5749/SHA-256 has algorithm RSASHA256
	Found 1 RRSIGs over DS RRset
	`clinicaltrial.gov. 3600 IN RRSIG ( DS 8 2 3600 20230929034223 20230922034223 40921 gov. oaO/w4rBjMqbKshgvUZbyeeit6fBlD3KBjh8QpU1O0LYIIlDBdku135s7W+kKFzOdOBEDh+o0Ejc uIxXW84eYMai+93U13klF5n58maw8H5NdJye4wrU++cPNjc8Vbbei0BgVj8wmPCY8jPw+YusgP8U 2k1aUX4hQQ5w7ybZo1wt23OtBKvKuGxy4Oi1OZwlySfj4yTapY8tGsRMOtzT9A== )`
	RRSIG=40921 and DNSKEY=40921 verifies the DS RRset
	DS=5749/SHA-256 is now in the chain-of-trust
	`clinicaltrial.gov. 3600 IN DS ( 5749 8 2 698b66577deea82775576f05f8ed8836c37b1ddb0680f7fa7e9370cfc8ea5af6 )`
	Query to gslb02.nlm.nih.gov for clinicaltrial.gov/DNSKEY
	Received 952 bytes from 165.112.6.3
	;; Response received from 165.112.6.3 (952 octets) ;; HEADER SECTION ;; id = 6929 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 4 nscount = 0 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; clinicaltrial.gov. IN DNSKEY ;; ANSWER SECTION (4 records) clinicaltrial.gov. 86400 IN DNSKEY ( 256 3 8 AwEAAbjrV46TD1mVUm22RFLMKrn8gdwTzVLpjg4gzgtGco44e1bP+gO2Nn5Uf+T7/us25zw1wKXh UZ8bj+6Iir5rJIWEPiQLwuPcZVUo3jVKgZJY5KETG6+z+zEvZIwPni9N9e/JSQnzeBOBsUXLdzLJ Q2wCFhXQaLKsosFS09AGbbQR ) ; Key ID = 35289 clinicaltrial.gov. 86400 IN DNSKEY ( 257 3 8 AwEAAZhNHbhoZEh//yj/m+L9IPunwrLDytv+y9x8PV+1Pt+U7YAyQQCm6klDlVulF1M4CrC2gcT5 uPqP2lb2GmdNChO+MyN6VlghzWhSv8ylVqzWgjhvlbsyFb5/7LMJ/nT1XO31ZZ95QKqxUH2TLDGO XqkkfKzuSL0DQvyVal/Us4Lyht73KX42+IPXmqUHue4JBc6leLR2Ptw51fg9TtkeYy3yHXwa2Dq0 YmferMIe1TxdxrqJyAbYu7qO4MpnqLWzuINhLOPZHRtBO7J+RHeMvAJe3MNez/oYN1i1A4PF6/7o 8CeWawbt58Rwmhp+jj79xEJzQwAwXS7Cy1UFczyhLes= ) ; Key ID = 58792 clinicaltrial.gov. 86400 IN RRSIG ( DNSKEY 8 2 86400 20230927065349 20230920055349 35289 clinicaltrial.gov. aqlVUyM7eJ2bpZlvuaJzKsdudkKxfvE0XIxtaaXdCViFP/QBOxHtR6MkspsJGBLB0ZqwP6d3z9xz 9N+oLc9ezMkYgdd/mcjlmq3W0iipdw0xZizzomqvlKFywIVAKcIw25sX02jP/LQcDusCg5p8sR9X MYEn0nNNrP/TesiGb0o= ) clinicaltrial.gov. 86400 IN RRSIG ( DNSKEY 8 2 86400 20230927065349 20230920055349 58792 clinicaltrial.gov. IHCHOR5hu3KVWdOetnfQ6U5/L6tvJDcCptxzqDmRP550tecus3kXqySjdUc5garyP3j8LusFjScs 3yd9xbfuUxSqmzIxblTp9DUsIzRkJIlxDg4FpaSN4lnd8IsdRmXBXx050P37J8rmJ7LxZPiwf0VR 6FcCbmzDZ+b7p6pqRWqiaRR4yKWlPoTaozBDseNuQ8/I28HqcVr8VHmeEb7vPvAUMdJKFr4d9EX0 3pQSj8LYSC3F3/61109CZCCr2XFGgGjlgoZmJjrvYoybMgfyhrmf32O3GR7LoysG+ZMBOWlCWodL VcdUX7n1Rbiju9vT4OhAI6fC5xizRdTqr3Rjfw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Found 2 DNSKEY records for clinicaltrial.gov
	`clinicaltrial.gov. 86400 IN DNSKEY ( 256 3 8 AwEAAbjrV46TD1mVUm22RFLMKrn8gdwTzVLpjg4gzgtGco44e1bP+gO2Nn5Uf+T7/us25zw1wKXh UZ8bj+6Iir5rJIWEPiQLwuPcZVUo3jVKgZJY5KETG6+z+zEvZIwPni9N9e/JSQnzeBOBsUXLdzLJ Q2wCFhXQaLKsosFS09AGbbQR ) ; Key ID = 35289`
	`clinicaltrial.gov. 86400 IN DNSKEY ( 257 3 8 AwEAAZhNHbhoZEh//yj/m+L9IPunwrLDytv+y9x8PV+1Pt+U7YAyQQCm6klDlVulF1M4CrC2gcT5 uPqP2lb2GmdNChO+MyN6VlghzWhSv8ylVqzWgjhvlbsyFb5/7LMJ/nT1XO31ZZ95QKqxUH2TLDGO XqkkfKzuSL0DQvyVal/Us4Lyht73KX42+IPXmqUHue4JBc6leLR2Ptw51fg9TtkeYy3yHXwa2Dq0 YmferMIe1TxdxrqJyAbYu7qO4MpnqLWzuINhLOPZHRtBO7J+RHeMvAJe3MNez/oYN1i1A4PF6/7o 8CeWawbt58Rwmhp+jj79xEJzQwAwXS7Cy1UFczyhLes= ) ; Key ID = 58792`
	DS=5749/SHA-256 is published, but a corresponding DNSKEY is not
	None of the 2 DNSKEY records could be validated by any of the 1 DS records
	Found 2 RRSIGs over DNSKEY RRset
	`clinicaltrial.gov. 86400 IN RRSIG ( DNSKEY 8 2 86400 20230927065349 20230920055349 35289 clinicaltrial.gov. aqlVUyM7eJ2bpZlvuaJzKsdudkKxfvE0XIxtaaXdCViFP/QBOxHtR6MkspsJGBLB0ZqwP6d3z9xz 9N+oLc9ezMkYgdd/mcjlmq3W0iipdw0xZizzomqvlKFywIVAKcIw25sX02jP/LQcDusCg5p8sR9X MYEn0nNNrP/TesiGb0o= )`
	`clinicaltrial.gov. 86400 IN RRSIG ( DNSKEY 8 2 86400 20230927065349 20230920055349 58792 clinicaltrial.gov. IHCHOR5hu3KVWdOetnfQ6U5/L6tvJDcCptxzqDmRP550tecus3kXqySjdUc5garyP3j8LusFjScs 3yd9xbfuUxSqmzIxblTp9DUsIzRkJIlxDg4FpaSN4lnd8IsdRmXBXx050P37J8rmJ7LxZPiwf0VR 6FcCbmzDZ+b7p6pqRWqiaRR4yKWlPoTaozBDseNuQ8/I28HqcVr8VHmeEb7vPvAUMdJKFr4d9EX0 3pQSj8LYSC3F3/61109CZCCr2XFGgGjlgoZmJjrvYoybMgfyhrmf32O3GR7LoysG+ZMBOWlCWodL VcdUX7n1Rbiju9vT4OhAI6fC5xizRdTqr3Rjfw== )`
	RRSIG=35289 and DNSKEY=35289 verifies the DNSKEY RRset
	RRSIG=58792 and DNSKEY=58792/SEP verifies the DNSKEY RRset
	The DNSKEY RRset was not signed by any trusted keys
	Query to gslb01.nlm.nih.gov for clinicaltrial.gov/A
	Received 550 bytes from 130.14.252.50
	;; Response received from 130.14.252.50 (550 octets) ;; HEADER SECTION ;; id = 15240 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 4 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; clinicaltrial.gov. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) clinicaltrial.gov. 60 IN SOA ( gslb03.nlm.nih.gov. hostmaster.gslb03.nlm.nih.gov. 2022110701 ;serial 10800 ;refresh 3600 ;retry 604800 ;expire 60 ;minimum ) clinicaltrial.gov. 60 IN RRSIG ( SOA 8 2 60 20230930065050 20230923055050 35289 clinicaltrial.gov. npNd9KjNPNPsuTbNCDQiZ1zd1JRPj7YO5RjuFM8eMmXaU8/9A0EEE+JOcWt7N1uYmhnGFJHfYmEl P73xoavIiDaIN3Z/XvQxgT4Vvya1sih0Rpkg9CmRuVm52q0r+KdlRb0C3M/Oy/vvFcrrQ0D/3R/k Di7svlb8XZJgix3knqo= ) f59aejf0fvemdnu1q778oepa78a1dpnr.clinicaltrial.gov. 60 IN NSEC3 ( 1 0 1 8f1ec9b5843277fb f59aejf0fvemdnu1q778oepa78a1dpns NS SOA RRSIG DNSKEY NSEC3PARAM ) f59aejf0fvemdnu1q778oepa78a1dpnr.clinicaltrial.gov. 60 IN RRSIG ( NSEC3 8 3 60 20230929025820 20230922015820 35289 clinicaltrial.gov. H4prbRHnpY1PdQKQMr7L41lW5VCyHt5/53KNykn+z+ZGKCzEuQjVoji4BRhtPLMW3zyXWgA6b2dm +gKefl6fdBxzguPbBGsf5ks0shDGn1AF6d6+rYEsI4gsCzLyL0rq8HN+8V7i38IjC13EQzjUIA/K PrQXsfxZz6u9OjWbgfo= ) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	gslb01.nlm.nih.gov is authoritative for clinicaltrial.gov
	Found RRSIG signed by clinicaltrial.gov zone
	Query to gslb03.nlm.nih.gov for clinicaltrial.gov/SOA
	Received 518 bytes from 130.14.252.53
	;; Response received from 130.14.252.53 (518 octets) ;; HEADER SECTION ;; id = 52280 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 2 nscount = 4 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; clinicaltrial.gov. IN SOA ;; ANSWER SECTION (2 records) clinicaltrial.gov. 500 IN SOA ( gslb03.nlm.nih.gov. hostmaster.gslb03.nlm.nih.gov. 2022110701 ;serial 10800 ;refresh 3600 ;retry 604800 ;expire 60 ;minimum ) clinicaltrial.gov. 500 IN RRSIG ( SOA 8 2 500 20230928130248 20230921120248 35289 clinicaltrial.gov. HFCfphVD9Gqxce0dDdDkU1VKo140iuDlzvOTF2WKSzCtVrcu0cglC8teKI30bDXU96ILDZzCqEeI ODFr7lDqAeh43qK7kDY2horMyD48LyKStR66pdtQLGOybLrYkCyBDs/ObAcAfVmmqSgQXKvl/cFe MHdoneOTVHjlGqjXJAc= ) ;; AUTHORITY SECTION (4 records) clinicaltrial.gov. 3600 IN NS gslb03.nlm.nih.gov. clinicaltrial.gov. 3600 IN NS gslb02.nlm.nih.gov. clinicaltrial.gov. 3600 IN NS gslb01.nlm.nih.gov. clinicaltrial.gov. 3600 IN RRSIG ( NS 8 2 3600 20231001011614 20230924001614 35289 clinicaltrial.gov. rH6DNGaAZS4JRZVDsEoJP7xiAkWX7JPhzJocN6UTQIY9oL8P4zWhQEbnk/aynrSkhvbGxtOkVSdW PpODARa8w++VS4mn3zv5GBUHMlXBv6Ew+X80PTqynSV389KtH+XiZpYOvBc7eQ2ZsyJth1BSI6Mj znIKqfGam0AvKzyvglc= ) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Query to gslb02.nlm.nih.gov for clinicaltrial.gov/SOA
	Received 518 bytes from 165.112.6.3
	;; Response received from 165.112.6.3 (518 octets) ;; HEADER SECTION ;; id = 33550 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 2 nscount = 4 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; clinicaltrial.gov. IN SOA ;; ANSWER SECTION (2 records) clinicaltrial.gov. 500 IN SOA ( gslb03.nlm.nih.gov. hostmaster.gslb03.nlm.nih.gov. 2022110701 ;serial 10800 ;refresh 3600 ;retry 604800 ;expire 60 ;minimum ) clinicaltrial.gov. 500 IN RRSIG ( SOA 8 2 500 20230927104201 20230920094201 35289 clinicaltrial.gov. heGIJTBg/Jw3YtCHDI1WACE36aLx7ReMK5ucGI3qpiNBl4SemjoCwo8ws64x0bt2mKuaTkMtAqlV HeLszDo5uyorXysgaGjICvQ9pi+cTaHzTxwibtQJXC7jQA9yERtK3wvdlOHwLlmwhwpYygIGDgWn wFyUeAPG9/wyB5GybHg= ) ;; AUTHORITY SECTION (4 records) clinicaltrial.gov. 3600 IN NS gslb03.nlm.nih.gov. clinicaltrial.gov. 3600 IN NS gslb02.nlm.nih.gov. clinicaltrial.gov. 3600 IN NS gslb01.nlm.nih.gov. clinicaltrial.gov. 3600 IN RRSIG ( NS 8 2 3600 20230930125417 20230923115417 35289 clinicaltrial.gov. MpB2MrjL5XamAuwytRRUPZ3nWRA7MDgB+Gw5I/+/BeOkxTJgv5/94ttc1IsqUMEqmxaF5Sw957tx 9m+N7wfz4JESFTxBdXdz4uB1ZPXIrtEUclkHe747DCnrwq9jRaU5rwQ7iCsEx52qeddVaFzWiZww noWO9PoOIzMWcY1/4So= ) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Query to gslb01.nlm.nih.gov for clinicaltrial.gov/A
	Received 550 bytes from 130.14.252.50
	;; Response received from 130.14.252.50 (550 octets) ;; HEADER SECTION ;; id = 1598 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 4 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; clinicaltrial.gov. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) clinicaltrial.gov. 60 IN SOA ( gslb03.nlm.nih.gov. hostmaster.gslb03.nlm.nih.gov. 2022110701 ;serial 10800 ;refresh 3600 ;retry 604800 ;expire 60 ;minimum ) clinicaltrial.gov. 60 IN RRSIG ( SOA 8 2 60 20230930064757 20230923054757 35289 clinicaltrial.gov. b9g78PHUO0CX7prtVlHI4KQF7fbx3eg52K81b+aXc6VJSCzD60ii2uNhpKpM0lLx4b/FQlfe/SRv 1CzYpnjDw+8ggwAF2MsgKnxvEZvl2BphAkOxAGa9/AHv+OV3VSzOJrN3rkz3h4Cu+ubXONMVk9KM nqENdTfaFieACOpgrm0= ) vfmvq9j5bkql3m7ral5uv9312e8ejud0.clinicaltrial.gov. 60 IN NSEC3 ( 1 0 1 5cd73b9d2fdc8e56 vfmvq9j5bkql3m7ral5uv9312e8ejud1 NS SOA RRSIG DNSKEY NSEC3PARAM ) vfmvq9j5bkql3m7ral5uv9312e8ejud0.clinicaltrial.gov. 60 IN RRSIG ( NSEC3 8 3 60 20230929041333 20230922031333 35289 clinicaltrial.gov. QhSjyZC6PiDMUOGu6T46VD2iflDWKLeQ/s7Z2QwPEIbF8oDaSz/YLXB0o3EysWHPGCLW+46WgIMN efrfPwfyFCbjYpkDu+H5AtTqF7ZMTUEDu+mmjf5bvgUrvhi/L+hiIlDyBIGnfZnD//XmpFqbIFDU fQriHJS9+bJ1pEtbBoc= ) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	NSEC3 validation not implemented yet
	Found 1 RRSIGs over SOA RRset
	`clinicaltrial.gov. 60 IN RRSIG ( SOA 8 2 60 20230930065050 20230923055050 35289 clinicaltrial.gov. npNd9KjNPNPsuTbNCDQiZ1zd1JRPj7YO5RjuFM8eMmXaU8/9A0EEE+JOcWt7N1uYmhnGFJHfYmEl P73xoavIiDaIN3Z/XvQxgT4Vvya1sih0Rpkg9CmRuVm52q0r+KdlRb0C3M/Oy/vvFcrrQ0D/3R/k Di7svlb8XZJgix3knqo= )`
	RRSIG=35289 and DNSKEY=35289 verifies the SOA RRset

clinicaltrial.gov

	Query to gslb03.nlm.nih.gov for clinicaltrial.gov/A
	Received 550 bytes from 130.14.252.53
	;; Response received from 130.14.252.53 (550 octets) ;; HEADER SECTION ;; id = 1655 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 4 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; clinicaltrial.gov. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) clinicaltrial.gov. 60 IN SOA ( gslb03.nlm.nih.gov. hostmaster.gslb03.nlm.nih.gov. 2022110701 ;serial 10800 ;refresh 3600 ;retry 604800 ;expire 60 ;minimum ) clinicaltrial.gov. 60 IN RRSIG ( SOA 8 2 60 20230930194755 20230923184755 35289 clinicaltrial.gov. ksdAdtPyriqzkkWJ9T/MObmUt4U9W+1Cr158GqkZkDdiscGJnE6ZNCzhm0OKTZ9S/rcvlS79MMAW o7GC4t5TTb9gHDBFETkXJbi5GUYFgaYhRIfkQHS6B3vRIE9SrHrfolU5aaEsRQdU3CjYU0dJQuWi JqWJA6FzirihAPdjcoQ= ) ra5q4aj7ovokijro441qqdvrpa9njinc.clinicaltrial.gov. 60 IN NSEC3 ( 1 0 1 2989410e199e37c0 ra5q4aj7ovokijro441qqdvrpa9njind NS SOA RRSIG DNSKEY NSEC3PARAM ) ra5q4aj7ovokijro441qqdvrpa9njinc.clinicaltrial.gov. 60 IN RRSIG ( NSEC3 8 3 60 20230930023543 20230923013543 35289 clinicaltrial.gov. rklLrKEvH2MSjWKc+sx0Pb/WPGheMm1uV3XUeQrhFpgJjwVj0d2t96jjwOeXTERAMD4UN31csDEh zG3ktVd4ho7/XmGZ3gQ5TvOqcEOJV4/hZpa+/70Vwat7aUfVFXNeCF98J0f5K7qDZqQbsvpUI94Q EyaNgW6OR7SZ71s+kEI= ) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	gslb03.nlm.nih.gov is authoritative for clinicaltrial.gov
	Found RRSIG signed by clinicaltrial.gov zone
	Query to gslb03.nlm.nih.gov for clinicaltrial.gov/A
	Received 550 bytes from 130.14.252.53
	;; Response received from 130.14.252.53 (550 octets) ;; HEADER SECTION ;; id = 57167 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 4 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; clinicaltrial.gov. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) clinicaltrial.gov. 60 IN SOA ( gslb03.nlm.nih.gov. hostmaster.gslb03.nlm.nih.gov. 2022110701 ;serial 10800 ;refresh 3600 ;retry 604800 ;expire 60 ;minimum ) clinicaltrial.gov. 60 IN RRSIG ( SOA 8 2 60 20230930194754 20230923184754 35289 clinicaltrial.gov. mgyYIY/OOeoJYJJ1vB+v5DOc8Stol2swre498LmO0o+WeTCO8DfO/y7+VmnBLLWpLgDJmURP1N7S DH6+LgGq6REWB3NVZigrjCXMatYqLuOAJ+HsV+Xhdf6BHi+G2hn+kdPW6+luA66znHZugV0/OMlB yDA3VOGgSGI57lIjWVc= ) hdomsvoogq86uuk7i591696pgmi0efn7.clinicaltrial.gov. 60 IN NSEC3 ( 1 0 1 5519e72f71c0e606 hdomsvoogq86uuk7i591696pgmi0efn8 NS SOA RRSIG DNSKEY NSEC3PARAM ) hdomsvoogq86uuk7i591696pgmi0efn7.clinicaltrial.gov. 60 IN RRSIG ( NSEC3 8 3 60 20230929203409 20230922193409 35289 clinicaltrial.gov. E4rWq6XVc+j2mTCpLczTnhvP1ElHqKR190CtD23unu3aaIWzqdhb6uNNFjKCQKP+QomLTSpXCWrp T13A1cnvwKNbPmXzaGYYH8x6bqAUhtuYFXIVrNKIUuJvVviMqvIFvFDzqzg18jqhOSf6e3YmCT2a sdl4a/wH20LA3qNoFMU= ) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	NSEC3 validation not implemented yet
	Found 1 RRSIGs over SOA RRset
	`clinicaltrial.gov. 60 IN RRSIG ( SOA 8 2 60 20230930194755 20230923184755 35289 clinicaltrial.gov. ksdAdtPyriqzkkWJ9T/MObmUt4U9W+1Cr158GqkZkDdiscGJnE6ZNCzhm0OKTZ9S/rcvlS79MMAW o7GC4t5TTb9gHDBFETkXJbi5GUYFgaYhRIfkQHS6B3vRIE9SrHrfolU5aaEsRQdU3CjYU0dJQuWi JqWJA6FzirihAPdjcoQ= )`
	RRSIG=35289 and DNSKEY=35289 verifies the SOA RRset

clinicaltrial.gov

	Query to gslb02.nlm.nih.gov for clinicaltrial.gov/A
	Received 550 bytes from 165.112.6.3
	;; Response received from 165.112.6.3 (550 octets) ;; HEADER SECTION ;; id = 18380 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 4 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; clinicaltrial.gov. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) clinicaltrial.gov. 60 IN SOA ( gslb03.nlm.nih.gov. hostmaster.gslb03.nlm.nih.gov. 2022110701 ;serial 10800 ;refresh 3600 ;retry 604800 ;expire 60 ;minimum ) clinicaltrial.gov. 60 IN RRSIG ( SOA 8 2 60 20230930064346 20230923054346 35289 clinicaltrial.gov. e4KVDF6ujynGw+5VFPQxL0kNbmGTFSzQHFxV6cg12vimSj48W0VsqFo51K7gy3LKoeqk1nLR6NfE 9mIRGhn5lvYd1sNRcfmxeWvC87uTO7aCxjXi6B9UwkTRbvNVfV/8mVYrwUkdkvg+d6GL40T/eso/ SgZo71uqICR4JHiv1VY= ) keh3nvb3k0f4lfkj2p0so1o1g4rjlha8.clinicaltrial.gov. 60 IN NSEC3 ( 1 0 1 b785123fd0562abf keh3nvb3k0f4lfkj2p0so1o1g4rjlha9 NS SOA RRSIG DNSKEY NSEC3PARAM ) keh3nvb3k0f4lfkj2p0so1o1g4rjlha8.clinicaltrial.gov. 60 IN RRSIG ( NSEC3 8 3 60 20231001031452 20230924021452 35289 clinicaltrial.gov. HRPOsvhsnCIFwE9+jIa8toFLYUa0F6Acm0S0rWaE86IlHavb7cLNWzXRda8GAxwN43TfBA49+hQK 7J7H4bH4jxIjTNObUYUpOAsNlkrZLZIX8DRhwlHHDRQM6xWHG7xCHtFIzcNFEKwMQB+PHgLgbnpT jx8j9nmYrDK3iEsZDNo= ) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	gslb02.nlm.nih.gov is authoritative for clinicaltrial.gov
	Found RRSIG signed by clinicaltrial.gov zone
	Query to gslb02.nlm.nih.gov for clinicaltrial.gov/A
	Received 550 bytes from 165.112.6.3
	;; Response received from 165.112.6.3 (550 octets) ;; HEADER SECTION ;; id = 37182 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 4 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; clinicaltrial.gov. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) clinicaltrial.gov. 60 IN SOA ( gslb03.nlm.nih.gov. hostmaster.gslb03.nlm.nih.gov. 2022110701 ;serial 10800 ;refresh 3600 ;retry 604800 ;expire 60 ;minimum ) clinicaltrial.gov. 60 IN RRSIG ( SOA 8 2 60 20230930065058 20230923055058 35289 clinicaltrial.gov. WIxmJXxVghXvdedjVDUFZcLYVJbYYcrSVf07hoc/+6QD9sfEmVAS7HXGiWuyIDD+zxnHRZHOpTad dIsITWuE78bOyBOpP2mAR+WbUa3PJ/3umfgrIv2u8zEIC696hXPHDOjNekb7+kK/0Ey3J3m3zISy 8d6itKv8t++uI82wxis= ) 7gk0h9k4pe5cf21agdhcdglsjslh2frn.clinicaltrial.gov. 60 IN NSEC3 ( 1 0 1 5cdbb4034bed87d7 7gk0h9k4pe5cf21agdhcdglsjslh2fro NS SOA RRSIG DNSKEY NSEC3PARAM ) 7gk0h9k4pe5cf21agdhcdglsjslh2frn.clinicaltrial.gov. 60 IN RRSIG ( NSEC3 8 3 60 20230930123346 20230923113346 35289 clinicaltrial.gov. MG6jt9a5jWumHsFxxOK6gAKpsKtBPqDpn6QkP3qAVs05Yem0aIb1ssYk4LL0OzLBnSuAhBmE4Qq5 xIYPQKt8mxR9DRBDM2UlDrQtC5sAECfTlsEsbpfMyTsQmKPvm0GSoquhPmj4OoXteVmh+tjBuwMa /2NlIZyXXStLIjdgRvM= ) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	NSEC3 validation not implemented yet
	Found 1 RRSIGs over SOA RRset
	`clinicaltrial.gov. 60 IN RRSIG ( SOA 8 2 60 20230930064346 20230923054346 35289 clinicaltrial.gov. e4KVDF6ujynGw+5VFPQxL0kNbmGTFSzQHFxV6cg12vimSj48W0VsqFo51K7gy3LKoeqk1nLR6NfE 9mIRGhn5lvYd1sNRcfmxeWvC87uTO7aCxjXi6B9UwkTRbvNVfV/8mVYrwUkdkvg+d6GL40T/eso/ SgZo71uqICR4JHiv1VY= )`
	RRSIG=35289 and DNSKEY=35289 verifies the SOA RRset

Move your mouse over any or symbols for remediation hints.

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

DNSSEC Analyzer

↓ Advanced options ↑ Advanced options

Trust Anchor:
Name Servers: