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DNSViz: A DNS visualization tool

www.upstate.edu

Updated: 2021-02-21 22:02:10 UTC (1160 days ago) Update now
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DNSSEC options (hide)
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Insecure (2)
  • www.upstate.edu/CNAME
  • wwwrh.upstate.edu/A
Secure (2)
  • edu/SOA
  • edu/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (6)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 42351)
  • NSEC3 proving non-existence of upstate.edu/DS
  • edu/DNSKEY (alg 8, id 28065)
  • edu/DNSKEY (alg 8, id 62987)
  • edu/DS (alg 8, id 28065)

Delegation statusDelegation status

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

NoticesNotices

Errors (2)
  • ./DNSKEY: No response was received from the server over UDP (tried 4 times). (192.203.230.10, UDP_-_EDNS0_512_D_KN)
  • upstate.edu zone: The server(s) were not responsive to queries over UDP. (139.127.11.55, 139.127.11.56)
Warnings (6)
  • ./DNSKEY (alg 8, id 20326): 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. (192.203.230.10, UDP_-_EDNS0_4096_D_KN)
  • ./DNSKEY (alg 8, id 42351): 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. (192.203.230.10, UDP_-_EDNS0_4096_D_KN)
  • edu to upstate.edu: The glue address(es) for dns1.upstate.edu (139.127.11.55) differed from its authoritative address(es) (139.127.254.207).
  • edu to upstate.edu: The glue address(es) for dns2.upstate.edu (139.127.11.56) differed from its authoritative address(es) (139.127.254.208).
  • edu/DS (alg 8, id 28065): No response was received from the server over UDP (tried 7 times) until the NSID EDNS option was removed. (192.203.230.10, UDP_-_EDNS0_4096_D_KN)
  • edu/DS (alg 8, id 28065): No response was received from the server over UDP (tried 7 times) until the NSID EDNS option was removed. (192.203.230.10, 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