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DNSViz: A DNS visualization tool

univ-grenoble-alpes.fr

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

RRset statusRRset status

Insecure (5)
  • univ-grenoble-alpes.fr/A
  • univ-grenoble-alpes.fr/MX
  • univ-grenoble-alpes.fr/NS
  • univ-grenoble-alpes.fr/SOA
  • univ-grenoble-alpes.fr/TXT
Secure (2)
  • fr/SOA
  • fr/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 univ-grenoble-alpes.fr/DS
  • fr/DNSKEY (alg 13, id 51508)
  • fr/DNSKEY (alg 13, id 62771)
  • fr/DS (alg 13, id 51508)

Delegation statusDelegation status

Insecure (1)
  • fr to univ-grenoble-alpes.fr
Secure (1)
  • . to fr

NoticesNotices

Errors (6)
  • univ-grenoble-alpes.fr zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (152.77.1.250, 195.83.24.250)
  • univ-grenoble-alpes.fr zone: There was an error resolving the following NS name(s) to address(es): eip2.u-ga.fr
  • univ-grenoble-alpes.fr/A: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (152.77.1.250, 195.83.24.250, UDP_-_NOEDNS_)
  • univ-grenoble-alpes.fr/DS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (194.0.9.1, 2001:678:c::1, UDP_-_NOEDNS_)
  • univ-grenoble-alpes.fr/NS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (152.77.1.250, 194.0.9.1, 195.83.24.250, UDP_-_NOEDNS_)
  • univ-grenoble-alpes.fr/DS has errors; select the "Denial of existence" DNSSEC option to see them.

DNSKEY legend

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