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DNSViz: A DNS visualization tool

dtu.dk

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

RRset statusRRset status

Insecure (5)
  • dtu.dk/A
  • dtu.dk/MX
  • dtu.dk/NS
  • dtu.dk/SOA
  • dtu.dk/TXT
Secure (1)
  • dk/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (6)
  • ./DNSKEY (alg 8, id 18733)
  • ./DNSKEY (alg 8, id 20326)
  • NSEC3 proving non-existence of dtu.dk/DS
  • dk/DNSKEY (alg 13, id 2329)
  • dk/DNSKEY (alg 13, id 29434)
  • dk/DS (alg 13, id 29434)

Delegation statusDelegation status

Insecure (1)
  • dk to dtu.dk
Secure (1)
  • . to dk

NoticesNotices

Errors (3)
  • NSEC3 proving non-existence of dtu.dk/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 dtu.dk/DS: An iterations count of 0 must be used in NSEC3 records to alleviate computational burdens. See RFC 9276, Sec. 3.1.
  • dtu.dk/DS has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (5)
  • NSEC3 proving non-existence of dtu.dk/DS: The salt value for an NSEC3 record should be empty. See RFC 9276, Sec. 3.1.
  • NSEC3 proving non-existence of dtu.dk/DS: The salt value for an NSEC3 record should be empty. See RFC 9276, Sec. 3.1.
  • dk to dtu.dk: AAAA glue records exist for dns1.dtu.dk, but there are no corresponding authoritative AAAA records. See RFC 1034, Sec. 4.2.2.
  • dk to dtu.dk: AAAA glue records exist for dns2.dtu.dk, but there are no corresponding authoritative AAAA records. See RFC 1034, Sec. 4.2.2.
  • dtu.dk/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