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DNSViz: A DNS visualization tool

coder.show

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DNSSEC options (hide)
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Insecure (4)
  • coder.show/CNAME
  • coder.show/NS
  • fm/SOA
  • hosted.fireside.fm/A
Secure (2)
  • ./SOA
  • show/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Insecure (4)
  • NSEC3 proving non-existence of fireside.fm/DS
  • fm/DNSKEY (alg 8, id 26186)
  • fm/DNSKEY (alg 8, id 32310)
  • fm/DNSKEY (alg 8, id 46926)
Secure (8)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 33853)
  • NSEC proving non-existence of fm/DS
  • NSEC3 proving non-existence of coder.show/DS
  • show/DNSKEY (alg 8, id 44874)
  • show/DNSKEY (alg 8, id 64339)
  • show/DS (alg 8, id 64339)
  • show/DS (alg 8, id 64339)

Delegation statusDelegation status

Insecure (3)
  • . to fm
  • fm to fireside.fm
  • show to coder.show
Secure (1)
  • . to show

NoticesNotices

Warnings (7)
  • coder.show/CNAME: The server responded with no OPT record, rather than with RCODE FORMERR. (64.98.148.13, 216.40.47.26, UDP_-_EDNS0_4096_D_K, UDP_-_EDNS0_512_D_K)
  • coder.show/CNAME: The server returned CNAME for coder.show, but records of other types exist at that name.
  • coder.show/NS: The server responded with no OPT record, rather than with RCODE FORMERR. (216.40.47.26, UDP_-_EDNS0_4096_D_K)
  • show/DS (alg 8, id 64339): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1).
  • show/DS (alg 8, id 64339): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1).
  • show/DS (alg 8, id 64339): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset.
  • show/DS (alg 8, id 64339): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset.

DNSKEY legend

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