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cerebrosano.gov

Updated: 2022-10-09 04:12:56 UTC (624 days ago) Update now
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DNSSEC options (hide)
  1. |?|
  2. |?|
  3. |?|
  4. |?|
  5. |?|
  6. |?|
  7. |?|
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (8)
  • ./DNSKEY (alg 8, id 18733)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 20826)
  • cerebrosano.gov/DS (alg 7, id 58488)
  • cerebrosano.gov/DS (alg 7, id 65094)
  • gov/DNSKEY (alg 8, id 261)
  • gov/DNSKEY (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)
Non_existent (2)
  • cerebrosano.gov/DNSKEY (alg 7, id 58488)
  • cerebrosano.gov/DNSKEY (alg 7, id 65094)

Delegation statusDelegation status

Bogus (1)
  • gov to cerebrosano.gov
Secure (1)
  • . to gov

NoticesNotices

Errors (17)
  • cerebrosano.gov zone: The server(s) responded over TCP with a malformed response or with an invalid RCODE. See RFC 1035, Sec. 4.1.1. (128.231.64.1, 128.231.128.251, 165.112.4.230, 2607:f220:402:1801::a570:4e6, 2607:f220:404:101::80e7:80fb, 2607:f220:418:4101::80e7:401)
  • cerebrosano.gov zone: The server(s) responded over UDP with a malformed response or with an invalid RCODE. See RFC 1035, Sec. 4.1.1. (128.231.64.1, 128.231.128.251, 165.112.4.230, 2607:f220:402:1801::a570:4e6, 2607:f220:404:101::80e7:80fb, 2607:f220:418:4101::80e7:401)
  • cerebrosano.gov/A: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (128.231.64.1, 128.231.128.251, 165.112.4.230, 2607:f220:402:1801::a570:4e6, 2607:f220:404:101::80e7:80fb, 2607:f220:418:4101::80e7:401, UDP_-_EDNS0_4096_D_KN)
  • cerebrosano.gov/AAAA: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (128.231.64.1, 128.231.128.251, 165.112.4.230, 2607:f220:402:1801::a570:4e6, 2607:f220:404:101::80e7:80fb, 2607:f220:418:4101::80e7:401, UDP_-_EDNS0_4096_D_KN)
  • cerebrosano.gov/DNSKEY: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (128.231.64.1, 128.231.128.251, 165.112.4.230, 2607:f220:402:1801::a570:4e6, 2607:f220:404:101::80e7:80fb, 2607:f220:418:4101::80e7:401, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • cerebrosano.gov/DS (alg 7, id 65094): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • cerebrosano.gov/DS (alg 7, id 65094): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • cerebrosano.gov/MX: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (128.231.64.1, 128.231.128.251, 165.112.4.230, 2607:f220:402:1801::a570:4e6, 2607:f220:404:101::80e7:80fb, 2607:f220:418:4101::80e7:401, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • cerebrosano.gov/NS: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (128.231.64.1, 128.231.128.251, 165.112.4.230, 2607:f220:402:1801::a570:4e6, 2607:f220:404:101::80e7:80fb, 2607:f220:418:4101::80e7:401, UDP_-_EDNS0_4096_D_KN)
  • cerebrosano.gov/NSEC3PARAM: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (128.231.64.1, 128.231.128.251, 165.112.4.230, 2607:f220:402:1801::a570:4e6, 2607:f220:404:101::80e7:80fb, 2607:f220:418:4101::80e7:401, UDP_-_EDNS0_4096_D_KN)
  • cerebrosano.gov/SOA: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (128.231.64.1, 128.231.128.251, 165.112.4.230, 2607:f220:402:1801::a570:4e6, 2607:f220:404:101::80e7:80fb, 2607:f220:418:4101::80e7:401, TCP_-_EDNS0_4096_D_N)
  • cerebrosano.gov/SOA: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (128.231.64.1, 128.231.128.251, 165.112.4.230, 2607:f220:402:1801::a570:4e6, 2607:f220:404:101::80e7:80fb, 2607:f220:418:4101::80e7:401, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_4096_D_KN_0x20)
  • cerebrosano.gov/TXT: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (128.231.64.1, 128.231.128.251, 165.112.4.230, 2607:f220:402:1801::a570:4e6, 2607:f220:404:101::80e7:80fb, 2607:f220:418:4101::80e7:401, UDP_-_EDNS0_4096_D_KN)
  • gov to cerebrosano.gov: No valid RRSIGs made by a key corresponding to a DS RR were found covering the DNSKEY RRset, resulting in no secure entry point (SEP) into the zone. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11.
  • cerebrosano.gov/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
  • cerebrosano.gov/DNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
  • d98ptgkhno.cerebrosano.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (5)
  • cerebrosano.gov/DS (alg 7, id 65094): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset. See RFC 4509, Sec. 3.
  • cerebrosano.gov/DS (alg 7, id 65094): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset. See RFC 4509, Sec. 3.
  • gov to cerebrosano.gov: Authoritative AAAA records exist for ns.nih.gov, but there are no corresponding AAAA glue records. See RFC 1034, Sec. 4.2.2.
  • gov to cerebrosano.gov: Authoritative AAAA records exist for ns2.nih.gov, but there are no corresponding AAAA glue records. See RFC 1034, Sec. 4.2.2.
  • gov to cerebrosano.gov: Authoritative AAAA records exist for ns3.nih.gov, but there are no corresponding AAAA glue records. See RFC 1034, Sec. 4.2.2.

DNSKEY legend

Full legend
SEP bit setSEP bit set
Revoke bit setRevoke bit set
Trust anchorTrust anchor
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DNSSEC authentication graph