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DNSViz: A DNS visualization tool

coder.show

Updated: 2021-11-05 00:06:59 UTC (1143 days ago) Update now
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DNSSEC options (hide)
  1. |?|
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  3. |?|
  4. |?|
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  8. |?|
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Insecure (4)
  • coder.show/CNAME
  • coder.show/MX
  • coder.show/NS
  • hosted.fireside.fm/A
Secure (3)
  • fm/SOA
  • fm/SOA
  • show/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (15)
  • ./DNSKEY (alg 8, id 14748)
  • ./DNSKEY (alg 8, id 20326)
  • NSEC3 proving non-existence of coder.show/DS
  • NSEC3 proving non-existence of fireside.fm/DS
  • fm/DNSKEY (alg 8, id 26186)
  • fm/DNSKEY (alg 8, id 31618)
  • fm/DNSKEY (alg 8, id 38119)
  • fm/DS (alg 8, id 26186)
  • show/DNSKEY (alg 8, id 19413)
  • show/DNSKEY (alg 8, id 37234)
  • show/DNSKEY (alg 8, id 43876)
  • show/DNSKEY (alg 8, id 59763)
  • show/DS (alg 8, id 37234)
  • show/DS (alg 8, id 37234)
  • show/DS (alg 8, id 43876)

Delegation statusDelegation status

Insecure (2)
  • fm to fireside.fm
  • show to coder.show
Secure (2)
  • . to fm
  • . to show

NoticesNotices

Errors (7)
  • NSEC3 proving non-existence of coder.show/DS: An iterations count of 0 must be used in NSEC3 records to alleviate computational burdens. See RFC 9276, Sec. 3.1.
  • NSEC3 proving non-existence of coder.show/DS: An iterations count of 0 must be used in NSEC3 records to alleviate computational burdens. See RFC 9276, Sec. 3.1.
  • NSEC3 proving non-existence of fireside.fm/DS: An iterations count of 0 must be used in NSEC3 records to alleviate computational burdens. See RFC 9276, Sec. 3.1.
  • NSEC3 proving non-existence of fireside.fm/DS: An iterations count of 0 must be used in NSEC3 records to alleviate computational burdens. See RFC 9276, Sec. 3.1.
  • RRSIG NSEC3 proving non-existence of coder.show/DS alg 8, id 19413: The TTL of the RRset (86400) exceeds the value of the Original TTL field of the RRSIG RR covering it (3600). See RFC 4035, Sec. 2.2.
  • show zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (2a01:8840:1f::43)
  • coder.show/DS has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (14)
  • NSEC3 proving non-existence of coder.show/DS: The salt value for an NSEC3 record should be empty. See RFC 9276, Sec. 3.1.
  • NSEC3 proving non-existence of coder.show/DS: The salt value for an NSEC3 record should be empty. See RFC 9276, Sec. 3.1.
  • coder.show/CNAME: The server returned CNAME for coder.show, but records of other types exist at that name. See RFC 2181, Sec. 10.1.
  • show/DS (alg 8, id 37234): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • show/DS (alg 8, id 37234): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • show/DS (alg 8, id 37234): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset. See RFC 4509, Sec. 3.
  • show/DS (alg 8, id 37234): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset. See RFC 4509, Sec. 3.
  • coder.show/TXT has warnings; select the "Denial of existence" DNSSEC option to see them.
  • coder.show/DS has warnings; select the "Denial of existence" DNSSEC option to see them.
  • coder.show/AAAA has warnings; select the "Denial of existence" DNSSEC option to see them.
  • coder.show/DNSKEY has warnings; select the "Denial of existence" DNSSEC option to see them.
  • coder.show/CNAME has warnings; select the "Denial of existence" DNSSEC option to see them.
  • coder.show/NSEC3PARAM has warnings; select the "Denial of existence" DNSSEC option to see them.
  • coder.show/SOA has warnings; select the "Denial of existence" DNSSEC option to see them.

DNSKEY legend

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