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DNSViz: A DNS visualization tool

dot.cf

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DNSSEC options (hide)
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Insecure (5)
  • cf/SOA
  • dot.cf/A
  • dot.cf/MX
  • dot.cf/NS
  • dot.cf/SOA
Secure (1)
  • ./SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (4)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 33853)
  • ./DNSKEY (alg 8, id 48903)
  • NSEC proving non-existence of cf/DS

Delegation statusDelegation status

Insecure (2)
  • . to cf
  • cf to dot.cf

NoticesNotices

Warnings (4)
  • dot.cf/A: The server responded with no OPT record, rather than with RCODE FORMERR. (52.19.156.76, 54.171.131.39, 104.155.27.112, 104.155.29.241, UDP_-_EDNS0_4096_D_K)
  • dot.cf/MX: The server responded with no OPT record, rather than with RCODE FORMERR. (52.19.156.76, 54.171.131.39, 104.155.27.112, 104.155.29.241, UDP_-_EDNS0_4096_D_K, UDP_-_EDNS0_512_D_K)
  • dot.cf/NS: The server responded with no OPT record, rather than with RCODE FORMERR. (52.19.156.76, 54.171.131.39, 104.155.27.112, 104.155.29.241, UDP_-_EDNS0_4096_D_K)
  • dot.cf/SOA: The server responded with no OPT record, rather than with RCODE FORMERR. (52.19.156.76, 54.171.131.39, 104.155.27.112, 104.155.29.241, TCP_-_EDNS0_4096_D, UDP_-_EDNS0_4096_D_K, UDP_-_EDNS0_4096_D_K_0x20)

DNSKEY legend

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