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DNSViz: A DNS visualization tool

mygtw.co.uk

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

RRset statusRRset status

Bogus (3)
  • mygtw.co.uk/A
  • mygtw.co.uk/NS
  • mygtw.co.uk/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Bogus (2)
  • mygtw.co.uk/DNSKEY (alg 13, id 13553)
  • mygtw.co.uk/DNSKEY (alg 13, id 17472)
Secure (10)
  • ./DNSKEY (alg 8, id 11019)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 46780)
  • co.uk/DNSKEY (alg 8, id 33621)
  • co.uk/DS (alg 8, id 33621)
  • mygtw.co.uk/DS (alg 13, id 29918)
  • mygtw.co.uk/DS (alg 13, id 41044)
  • uk/DNSKEY (alg 8, id 43056)
  • uk/DNSKEY (alg 8, id 43876)
  • uk/DS (alg 8, id 43876)
Non_existent (2)
  • mygtw.co.uk/DNSKEY (alg 13, id 29918)
  • mygtw.co.uk/DNSKEY (alg 13, id 41044)

Delegation statusDelegation status

Bogus (1)
  • co.uk to mygtw.co.uk
Secure (2)
  • . to uk
  • uk to co.uk

NoticesNotices

Errors (5)
  • co.uk to mygtw.co.uk: 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. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11. (45.119.209.45, 108.181.13.234, 108.181.159.122, 139.162.195.230, 162.216.242.2, 172.81.129.178, 172.104.238.151, 172.105.178.214, 176.56.237.121, 216.244.86.50, 2400:8907::f03c:92ff:fe79:ad70, 2604:6600:0:7::8888, 2604:6600:2000:39::3, 2605:aa80:2::8888, 2607:f8f8:7e0:1f00::8888, 2a00:d880:5:ce7::8888, 2a01:7e00::f03c:91ff:fedd:6af1, 2a01:7e01::f03c:92ff:fe16:814c, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • co.uk to mygtw.co.uk: The DS RRset for the zone included algorithm 13 (ECDSAP256SHA256), but no DS RR matched a DNSKEY with algorithm 13 that signs the zone's DNSKEY RRset. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11. (45.119.209.45, 108.181.13.234, 108.181.159.122, 139.162.195.230, 162.216.242.2, 172.81.129.178, 172.104.238.151, 172.105.178.214, 176.56.237.121, 216.244.86.50, 2400:8907::f03c:92ff:fe79:ad70, 2604:6600:0:7::8888, 2604:6600:2000:39::3, 2605:aa80:2::8888, 2607:f8f8:7e0:1f00::8888, 2a00:d880:5:ce7::8888, 2a01:7e00::f03c:91ff:fedd:6af1, 2a01:7e01::f03c:92ff:fe16:814c, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • mygtw.co.uk zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (2a07:6c80::8888)
  • mygtw.co.uk/A: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2a07:6c80::8888, UDP_-_NOEDNS_)
  • mygtw.co.uk/NS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2a07:6c80::8888, UDP_-_NOEDNS_)
Warnings (1)
  • co.uk to mygtw.co.uk: The following NS name(s) were found in the authoritative NS RRset, but not in the delegation NS RRset (i.e., in the co.uk zone): ns3.dynu.com, ns10.dynu.com, ns4.dynu.com, ns11.dynu.com, ns2.dynu.com, ns6.dynu.com, ns5.dynu.com 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