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DNSViz: A DNS visualization tool

temple.edu

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

RRset statusRRset status

Bogus (5)
  • temple.edu/A
  • temple.edu/AAAA
  • temple.edu/MX
  • temple.edu/SOA
  • temple.edu/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (6)
  • ./DNSKEY (alg 8, id 14631)
  • ./DNSKEY (alg 8, id 20326)
  • edu/DNSKEY (alg 8, id 28065)
  • edu/DNSKEY (alg 8, id 63587)
  • edu/DS (alg 8, id 28065)
  • temple.edu/DS (alg 8, id 59455)
Non_existent (2)
  • temple.edu/DNSKEY (alg 8, id 23421)
  • temple.edu/DNSKEY (alg 8, id 59455)

Delegation statusDelegation status

Bogus (1)
  • edu to temple.edu
Secure (1)
  • . to edu

NoticesNotices

Errors (4)
  • edu to temple.edu: No valid RRSIGs made by a key corresponding to a DS RR were found covering the DNSKEY RRset, resulting in no secure entry point (SEP) into the zone.
  • temple.edu/DNSKEY: No response was received from the server over UDP (tried 12 times). (155.247.19.2, 155.247.166.2, 2607:4a80::2, 2607:4a80:80::2, UDP_-_NOEDNS_)
  • temple.edu/DNSKEY: No response was received from the server over UDP (tried 4 times). (155.247.19.2, 155.247.166.2, 2607:4a80::2, 2607:4a80:80::2, UDP_-_EDNS0_512_D_KN)
  • temple.edu/NS: No response was received from the server over UDP (tried 12 times). (155.247.19.2, 155.247.166.2, 2607:4a80::2, 2607:4a80:80::2, UDP_-_NOEDNS_)
Warnings (1)
  • temple.edu/AAAA: 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. (2607:4a80:80::2, 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