View on GitHub

DNSViz: A DNS visualization tool

bbc.co.uk

DNSSEC options (hide)
  1. |?|
  2. |?|
  3. |?|
  4. |?|
  5. |?|
  6. |?|
  7. |?|
  8. |?|
  9. |?|
  10. |?|
Notices
DNSSEC Authentication Chain

RRset statusRRset status

Insecure (6)
  • bbc.co.uk/A
  • bbc.co.uk/AAAA
  • bbc.co.uk/MX
  • bbc.co.uk/NS
  • bbc.co.uk/SOA
  • bbc.co.uk/TXT
Secure (3)
  • co.uk/SOA
  • co.uk/SOA
  • co.uk/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (8)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 61050)
  • NSEC3 proving non-existence of bbc.co.uk/DS
  • co.uk/DNSKEY (alg 8, id 33621)
  • co.uk/DS (alg 8, id 33621)
  • uk/DNSKEY (alg 8, id 43056)
  • uk/DNSKEY (alg 8, id 43876)
  • uk/DS (alg 8, id 43876)

Delegation statusDelegation status

Insecure (1)
  • co.uk to bbc.co.uk
Secure (2)
  • . to uk
  • uk to co.uk

NoticesNotices

Warnings (2)
  • ./DNSKEY (alg 8, id 20326): The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (2001:500:2f::f, UDP_-_EDNS0_4096_D_KN)
  • ./DNSKEY (alg 8, id 61050): The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (2001:500:2f::f, 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
Warning JavaScript is required to make the graph below interactive.
DNSSEC authentication graph