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DNSViz: A DNS visualization tool

northwestern.edu

Updated: 2024-04-17 20:54:36 UTC (6 days ago) Update now
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DNSSEC options (hide)
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Insecure (5)
  • northwestern.edu/A
  • northwestern.edu/MX
  • northwestern.edu/NS
  • northwestern.edu/SOA
  • northwestern.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 5613)
  • NSEC3 proving non-existence of northwestern.edu/DS
  • edu/DNSKEY (alg 13, id 30678)
  • edu/DNSKEY (alg 13, id 35663)
  • edu/DNSKEY (alg 13, id 41543)
  • edu/DS (alg 13, id 35663)

Delegation statusDelegation status

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

NoticesNotices

Errors (3)
  • northwestern.edu zone: The server(s) were not responsive to queries over UDP. (165.124.49.100)
  • northwestern.edu/A: No response was received from the server over UDP (tried 12 times). (165.124.49.100, UDP_-_NOEDNS_)
  • northwestern.edu/NS: No response was received from the server over UDP (tried 12 times). (165.124.49.100, UDP_-_NOEDNS_)
Warnings (2)
  • edu to northwestern.edu: Authoritative AAAA records exist for accuvax.northwestern.edu, but there are no corresponding AAAA glue records.
  • edu to northwestern.edu: The glue address(es) for cicada.northwestern.edu (165.124.49.100) differed from its authoritative address(es) (18.216.244.66).

DNSKEY legend

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