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DNSViz: A DNS visualization tool

uni-heidelberg.de

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DNSSEC options (hide)
  1. |?|
  2. |?|
  3. |?|
  4. |?|
  5. |?|
  6. |?|
  7. |?|
Notices
DNSSEC Authentication Chain

RRset statusRRset status

Insecure (5)
  • uni-heidelberg.de/A
  • uni-heidelberg.de/MX
  • uni-heidelberg.de/NS
  • uni-heidelberg.de/SOA
  • uni-heidelberg.de/TXT
Secure (1)
  • de/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (6)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 48903)
  • NSEC3 proving non-existence of uni-heidelberg.de/DS
  • de/DNSKEY (alg 8, id 38766)
  • de/DNSKEY (alg 8, id 45580)
  • de/DS (alg 8, id 45580)

Delegation statusDelegation status

Insecure (1)
  • de to uni-heidelberg.de
Secure (1)
  • . to de

NoticesNotices

Errors (3)
  • uni-heidelberg.de zone: The server(s) were not responsive to queries over UDP. (131.246.119.18, 2001:638:208:ef06::1)
  • uni-heidelberg.de/A: No response was received from the server over UDP (tried 12 times). (131.246.119.18, 2001:638:208:ef06::1, UDP_-_NOEDNS_)
  • uni-heidelberg.de/NS: No response was received from the server over UDP (tried 12 times). (131.246.119.18, 2001:638:208:ef06::1, UDP_-_NOEDNS_)

DNSKEY legend

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