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DNSViz: A DNS visualization tool

missouri.edu

Updated: 2024-04-11 21:33:37 UTC (100 days ago) Update now
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DNSSEC options (hide)
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Insecure (5)
  • missouri.edu/A
  • missouri.edu/MX
  • missouri.edu/NS
  • missouri.edu/SOA
  • missouri.edu/TXT
Secure (1)
  • 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 missouri.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 missouri.edu
Secure (1)
  • . to edu

NoticesNotices

Errors (3)
  • missouri.edu zone: The server(s) were not responsive to queries over TCP. See RFC 1035, Sec. 4.2. (198.209.63.2)
  • missouri.edu/SOA: The TCP connection was interrupted (ECONNRESET). See RFC 1035, Sec. 4.2. (198.209.63.2, TCP_-_EDNS0_4096_D_N)
  • missouri.edu/TXT: The TCP connection was interrupted (ECONNRESET). See RFC 1035, Sec. 4.2. (198.209.63.2, TCP_-_EDNS0_4096_D_KN)
Warnings (1)
  • missouri.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. See RFC 6891, Sec. 6.2.6. (198.209.63.1, 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