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DNSViz: A DNS visualization tool

sjdc.co.jp

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

RRset statusRRset status

Insecure (5)
  • sjdc.co.jp/A
  • sjdc.co.jp/MX
  • sjdc.co.jp/NS
  • sjdc.co.jp/SOA
  • sjdc.co.jp/TXT
Secure (2)
  • jp/SOA
  • jp/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (7)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 42351)
  • NSEC3 proving non-existence of sjdc.co.jp/DS
  • jp/DNSKEY (alg 8, id 32328)
  • jp/DNSKEY (alg 8, id 4239)
  • jp/DNSKEY (alg 8, id 46369)
  • jp/DS (alg 8, id 46369)

Delegation statusDelegation status

Insecure (1)
  • jp to sjdc.co.jp
Secure (1)
  • . to jp

NoticesNotices

Errors (6)
  • NSEC3 proving non-existence of sjdc.co.jp/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 sjdc.co.jp/DS: An iterations count of 0 must be used in NSEC3 records to alleviate computational burdens. See RFC 9276, Sec. 3.1.
  • sjdc.co.jp zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (14.192.44.1)
  • sjdc.co.jp/A: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (14.192.44.1, UDP_-_NOEDNS_)
  • sjdc.co.jp/NS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (14.192.44.1, UDP_-_NOEDNS_)
  • sjdc.co.jp/DS has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (5)
  • NSEC3 proving non-existence of sjdc.co.jp/DS: The salt value for an NSEC3 record should be empty. See RFC 9276, Sec. 3.1.
  • NSEC3 proving non-existence of sjdc.co.jp/DS: The salt value for an NSEC3 record should be empty. See RFC 9276, Sec. 3.1.
  • jp to sjdc.co.jp: The following NS name(s) were found in the authoritative NS RRset, but not in the delegation NS RRset (i.e., in the jp zone): ns-491.awsdns-61.com See RFC 1034, Sec. 4.2.2.
  • jp to sjdc.co.jp: The following NS name(s) were found in the delegation NS RRset (i.e., in the jp zone), but not in the authoritative NS RRset: ns-491.awsdas-61.com See RFC 1034, Sec. 4.2.2.
  • sjdc.co.jp/DS 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