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DNSViz: A DNS visualization tool

udl.cat

Updated: 2023-10-31 13:03:24 UTC (442 days ago) Update now
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DNSSEC options (hide)
  1. |?|
  2. |?|
  3. |?|
  4. |?|
  5. |?|
  6. |?|
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Insecure (5)
  • udl.cat/A
  • udl.cat/MX
  • udl.cat/NS
  • udl.cat/SOA
  • udl.cat/TXT
Secure (2)
  • cat/SOA
  • cat/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (6)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 46780)
  • NSEC3 proving non-existence of udl.cat/DS
  • cat/DNSKEY (alg 10, id 45116)
  • cat/DNSKEY (alg 10, id 58737)
  • cat/DS (alg 10, id 58737)

Delegation statusDelegation status

Insecure (1)
  • cat to udl.cat
Secure (1)
  • . to cat

NoticesNotices

Errors (1)
  • cat zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (84.88.0.162, 2001:40b0:1:3::2)
Warnings (7)
  • RRSIG NSEC3 proving non-existence of udl.cat/DS alg 10, id 45116: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 10 (RSASHA512). See RFC 8624, Sec. 3.1.
  • RRSIG cat/DNSKEY alg 10, id 58737: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 10 (RSASHA512). See RFC 8624, Sec. 3.1.
  • RRSIG cat/DNSKEY alg 10, id 58737: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 10 (RSASHA512). See RFC 8624, Sec. 3.1.
  • RRSIG cat/SOA alg 10, id 45116: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 10 (RSASHA512). See RFC 8624, Sec. 3.1.
  • RRSIG cat/SOA alg 10, id 45116: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 10 (RSASHA512). See RFC 8624, Sec. 3.1.
  • cat to udl.cat: The following NS name(s) were found in the authoritative NS RRset, but not in the delegation NS RRset (i.e., in the cat zone): chico.rediris.es, sun.rediris.es See RFC 1034, Sec. 4.2.2.
  • udl.cat/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