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DNSViz: A DNS visualization tool

tulane.edu

Updated: 2024-04-02 19:31:25 UTC (249 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 (6)
  • tulane.edu/A
  • tulane.edu/AAAA
  • tulane.edu/MX
  • tulane.edu/NS
  • tulane.edu/SOA
  • tulane.edu/TXT
Secure (2)
  • edu/SOA
  • edu/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (7)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 30903)
  • ./DNSKEY (alg 8, id 5613)
  • NSEC3 proving non-existence of tulane.edu/DS
  • edu/DNSKEY (alg 13, id 30678)
  • edu/DNSKEY (alg 13, id 35663)
  • edu/DS (alg 13, id 35663)

Delegation statusDelegation status

Insecure (1)
  • edu to tulane.edu
Secure (1)
  • . to edu

NoticesNotices

Errors (3)
  • tulane.edu zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (129.81.237.3, 2620:10a:3000:3016::37, 2620:10a:30f0:100::2)
  • tulane.edu/A: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (129.81.237.3, 2620:10a:3000:3016::37, 2620:10a:30f0:100::2, UDP_-_NOEDNS_)
  • tulane.edu/NS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (129.81.237.3, 2620:10a:3000:3016::37, 2620:10a:30f0:100::2, UDP_-_NOEDNS_)
Warnings (3)
  • edu to tulane.edu: AAAA glue records exist for ns2.tulane.edu, but there are no corresponding authoritative AAAA records. See RFC 1034, Sec. 4.2.2.
  • edu to tulane.edu: The following NS name(s) were found in the authoritative NS RRset, but not in the delegation NS RRset (i.e., in the edu zone): ns3.tulane.edu See RFC 1034, Sec. 4.2.2.
  • edu to tulane.edu: The glue address(es) for ns2.tulane.edu (129.81.237.3) differed from its authoritative address(es) (129.81.250.17). 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