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DNSViz: A DNS visualization tool

cantabria.es

Updated: 2022-08-28 22:21:45 UTC (794 days ago) Update now
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DNSSEC options (hide)
  1. |?|
  2. |?|
  3. |?|
  4. |?|
  5. |?|
  6. |?|
  7. |?|
  8. |?|
  9. |?|
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Insecure (5)
  • cantabria.es/A
  • cantabria.es/MX
  • cantabria.es/NS
  • cantabria.es/SOA
  • cantabria.es/TXT
Secure (1)
  • es/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (6)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 20826)
  • NSEC3 proving non-existence of cantabria.es/DS
  • es/DNSKEY (alg 8, id 48769)
  • es/DNSKEY (alg 8, id 49852)
  • es/DS (alg 8, id 49852)

Delegation statusDelegation status

Insecure (1)
  • es to cantabria.es
Secure (1)
  • . to es

NoticesNotices

Errors (6)
  • NSEC3 proving non-existence of cantabria.es/DS: An iterations count of 0 must be used in NSEC3 records to alleviate computational burdens. See RFC 9276, Sec. 3.1.
  • NSEC3 proving non-existence of cantabria.es/DS: An iterations count of 0 must be used in NSEC3 records to alleviate computational burdens. See RFC 9276, Sec. 3.1.
  • cantabria.es zone: The server(s) were not responsive to queries over TCP. See RFC 1035, Sec. 4.2. (194.69.254.2, 2001:67c:21cc:2000::64:43)
  • cantabria.es/SOA: No response was received from the server over TCP (tried 3 times). See RFC 1035, Sec. 4.2. (2001:67c:21cc:2000::64:43, TCP_-_EDNS0_4096_D_N)
  • cantabria.es/SOA: There was an error communicating with the server over TCP (UNKNOWN). See RFC 1035, Sec. 4.2. (194.69.254.2, TCP_-_EDNS0_4096_D_N)
  • cantabria.es/DS has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (4)
  • NSEC3 proving non-existence of cantabria.es/DS: The salt value for an NSEC3 record should be empty. See RFC 9276, Sec. 3.1.
  • NSEC3 proving non-existence of cantabria.es/DS: The salt value for an NSEC3 record should be empty. See RFC 9276, Sec. 3.1.
  • es to cantabria.es: The following NS name(s) were found in the delegation NS RRset (i.e., in the es zone), but not in the authoritative NS RRset: nso.nic.es See RFC 1034, Sec. 4.2.2.
  • cantabria.es/DS has warnings; select the "Denial of existence" DNSSEC option to see them.

DNSKEY legend

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