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DNSViz: A DNS visualization tool

ac.uk

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

RRset statusRRset status

Secure (3)
  • ac.uk/NS
  • ac.uk/NSEC3PARAM
  • ac.uk/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (10)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 30903)
  • ac.uk/DNSKEY (alg 8, id 45874)
  • ac.uk/DNSKEY (alg 8, id 54274)
  • ac.uk/DNSKEY (alg 8, id 63490)
  • ac.uk/DNSKEY (alg 8, id 8625)
  • ac.uk/DS (alg 8, id 45874)
  • uk/DNSKEY (alg 8, id 43056)
  • uk/DNSKEY (alg 8, id 43876)
  • uk/DS (alg 8, id 43876)

Delegation statusDelegation status

Secure (2)
  • . to uk
  • uk to ac.uk

NoticesNotices

Errors (6)
  • ac.uk/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • 4in1x236vq.ac.uk/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • ac.uk/AAAA has errors; select the "Denial of existence" DNSSEC option to see them.
  • ac.uk/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
  • ac.uk/MX has errors; select the "Denial of existence" DNSSEC option to see them.
  • ac.uk/TXT has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (2)
  • ./DNSKEY (alg 8, id 20326): 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. See RFC 6891, Sec. 6.2.6. (170.247.170.2, UDP_-_EDNS0_4096_D_KN)
  • ./DNSKEY (alg 8, id 30903): 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. See RFC 6891, Sec. 6.2.6. (170.247.170.2, UDP_-_EDNS0_4096_D_KN)

DNSKEY legend

Full legend
SEP bit setSEP bit set
Revoke bit setRevoke bit set
Trust anchorTrust anchor
Download: png | svg
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DNSSEC authentication graph