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DNSViz: A DNS visualization tool

cerebrosano.gov

Updated: 2022-10-09 04:12:56 UTC (596 days ago) Update now
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DNSSEC options (hide)
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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 (12)
  • cerebrosano.gov zone: The server(s) responded over TCP with a malformed response or with an invalid RCODE. (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. (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). (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). (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). (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/MX: The response had an invalid RCODE (REFUSED). (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). (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). (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). (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). (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). (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.
Warnings (7)
  • cerebrosano.gov/DS (alg 7, id 65094): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1).
  • cerebrosano.gov/DS (alg 7, id 65094): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1).
  • 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.
  • 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.
  • gov to cerebrosano.gov: Authoritative AAAA records exist for ns.nih.gov, but there are no corresponding AAAA glue records.
  • gov to cerebrosano.gov: Authoritative AAAA records exist for ns2.nih.gov, but there are no corresponding AAAA glue records.
  • gov to cerebrosano.gov: Authoritative AAAA records exist for ns3.nih.gov, but there are no corresponding AAAA glue records.

DNSKEY legend

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