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DNSViz: A DNS visualization tool

nohats.ca

DNSSEC options (hide)
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Bogus (5)
  • nohats.ca/A
  • nohats.ca/AAAA
  • nohats.ca/MX
  • nohats.ca/NS
  • nohats.ca/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Bogus (3)
  • nohats.ca/DNSKEY (alg 8, id 1321)
  • nohats.ca/DNSKEY (alg 8, id 26493)
  • nohats.ca/DNSKEY (alg 8, id 55834)
Secure (7)
  • ./DNSKEY (alg 8, id 16665)
  • ./DNSKEY (alg 8, id 19036)
  • ca/DNSKEY (alg 8, id 22104)
  • ca/DNSKEY (alg 8, id 421)
  • ca/DNSKEY (alg 8, id 43753)
  • ca/DS (alg 8, id 421)
  • nohats.ca/DS (alg 8, id 1321)

Delegation statusDelegation status

Bogus (1)
  • ca to nohats.ca
Secure (1)
  • . to ca

NoticesNotices

Errors (14)
  • RRSIG nohats.ca/A alg 8, id 55834: With a TTL of 86400 the RRSIG RR can be in the cache of a non-validating resolver until 5 hours, 36 minutes after it expires at 2015-02-26 10:32:07+00:00.
  • RRSIG nohats.ca/DNSKEY alg 8, id 1321: The Signature Expiration field of the RRSIG RR (2015-02-24 05:56:32+00:00) is 1 day in the past.
  • RRSIG nohats.ca/DNSKEY alg 8, id 1321: The Signature Expiration field of the RRSIG RR (2015-02-24 05:56:32+00:00) is 1 day in the past.
  • RRSIG nohats.ca/DNSKEY alg 8, id 1321: The Signature Expiration field of the RRSIG RR (2015-02-24 05:56:32+00:00) is 1 day in the past.
  • RRSIG nohats.ca/MX alg 8, id 26493: The Signature Expiration field of the RRSIG RR (2015-02-25 05:20:09+00:00) is 10 hours, 47 minutes in the past.
  • RRSIG nohats.ca/NS alg 8, id 55834: The Signature Expiration field of the RRSIG RR (2015-02-25 15:39:01+00:00) is 29 minutes in the past.
  • ca to nohats.ca: 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. (81.22.252.185, 2001:470:dd9e:d00:1::185, UDP_0_EDNS0_32768_4096)
  • nohats.ca zone: The server(s) were not responsive to queries over UDP. (65.18.175.19, 193.110.157.102, 2001:470:96:4::188, 2a03:6000:1004:1::102)
  • nohats.ca/A: No response was received from the server over UDP (tried 8 times). (65.18.175.19, 2a03:6000:1004:1::102, UDP_0_NOEDNS)
  • nohats.ca/A: The UDP connection was refused (ECONNREFUSED). (193.110.157.102, UDP_0_EDNS0_32768_4096)
  • nohats.ca/A: There was an error communicating with the server over UDP (EACCES). (2001:470:96:4::188, UDP_0_EDNS0_32768_4096)
  • nohats.ca/NS: No response was received from the server over UDP (tried 8 times). (65.18.175.19, 2a03:6000:1004:1::102, UDP_0_NOEDNS)
  • nohats.ca/NS: The UDP connection was refused (ECONNREFUSED). (193.110.157.102, UDP_0_EDNS0_32768_4096)
  • nohats.ca/NS: There was an error communicating with the server over UDP (EACCES). (2001:470:96:4::188, UDP_0_EDNS0_32768_4096)

DNSKEY legend

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