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DNSViz: A DNS visualization tool

du.edu

Updated: 2023-05-12 16:42:50 UTC (292 days ago) Update now
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DNSSEC options (hide)
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Insecure (5)
  • du.edu/A
  • du.edu/MX
  • du.edu/NS
  • du.edu/SOA
  • du.edu/TXT
Secure (2)
  • edu/SOA
  • edu/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (6)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 60955)
  • NSEC3 proving non-existence of du.edu/DS
  • edu/DNSKEY (alg 8, id 28065)
  • edu/DNSKEY (alg 8, id 30503)
  • edu/DS (alg 8, id 28065)

Delegation statusDelegation status

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

NoticesNotices

Warnings (1)
  • du.edu/TXT: No response was received until the UDP payload size was decreased, indicating that the server might be attempting to send a payload that exceeds the path maximum transmission unit (PMTU) size. (2600:2000:2210::24, 2600:2000:2220::24, 2600:2000:2230::24, 2600:2000:2240::24, UDP_-_EDNS0_4096_D_KN)

DNSKEY legend

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