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DNSViz: A DNS visualization tool

cantabria.es

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DNSSEC options (hide)
  1. |?|
  2. |?|
  3. |?|
  4. |?|
  5. |?|
  6. |?|
  7. |?|
  8. |?|
  9. |?|
  10. |?|
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 (8)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 26116)
  • NSEC3 proving non-existence of cantabria.es/DS
  • es/DNSKEY (alg 8, id 33814)
  • es/DNSKEY (alg 8, id 50252)
  • es/DS (alg 8, id 29450)
  • es/DS (alg 8, id 50252)
  • es/DS (alg 8, id 50252)
Non_existent (1)
  • es/DNSKEY (alg 8, id 29450)

Delegation statusDelegation status

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

NoticesNotices

Errors (3)
  • 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/DS has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (8)
  • 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.
  • es/DS (alg 8, id 50252): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • es/DS (alg 8, id 50252): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • es/DS (alg 8, id 50252): 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.
  • es/DS (alg 8, id 50252): 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.
  • 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