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DNSViz: A DNS visualization tool

usm.edu

DNSSEC options (hide)
  1. |?|
  2. |?|
  3. |?|
  4. |?|
  5. |?|
  6. |?|
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  8. |?|
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Insecure (9)
  • usm.edu/A
  • usm.edu/A
  • usm.edu/MX
  • usm.edu/NS
  • usm.edu/NS
  • usm.edu/SOA
  • usm.edu/SOA
  • usm.edu/TXT
  • usm.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 951)
  • NSEC3 proving non-existence of usm.edu/DS
  • edu/DNSKEY (alg 8, id 28065)
  • edu/DNSKEY (alg 8, id 34085)
  • edu/DS (alg 8, id 28065)

Delegation statusDelegation status

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

NoticesNotices

Errors (4)
  • usm.edu zone: The following NS name(s) did not resolve to address(es): darban.cc.usm.edu, darban3.cc.usm.edu, darban5.usm.edu
  • usm.edu zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (131.95.186.30)
  • usm.edu/A: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (131.95.186.30, UDP_-_NOEDNS_)
  • usm.edu/NS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (131.95.186.30, UDP_-_NOEDNS_)
Warnings (1)
  • edu to usm.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): darban.cc.usm.edu, darban3.cc.usm.edu, ns1.usm.edu 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