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DNSViz: A DNS visualization tool

_acme-challenge.app.sibroschina.tech

Updated: 2024-01-15 15:27:57 UTC (338 days ago) Update now
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DNSSEC options (hide)
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Insecure (2)
  • _acme-challenge.app.sibroschina.tech/A (NXDOMAIN)
  • sibroschina.tech/SOA
Secure (2)
  • tech/SOA
  • tech/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (8)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 30903)
  • NSEC3 proving non-existence of sibroschina.tech/DS
  • tech/DNSKEY (alg 8, id 19600)
  • tech/DNSKEY (alg 8, id 50095)
  • tech/DNSKEY (alg 8, id 65145)
  • tech/DS (alg 8, id 50095)
  • tech/DS (alg 8, id 50095)

Delegation statusDelegation status

Insecure (1)
  • tech to sibroschina.tech
Secure (1)
  • . to tech

NoticesNotices

Warnings (8)
  • tech to sibroschina.tech: The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (212.18.248.60, UDP_-_EDNS0_4096_D_KN)
  • tech/DNSKEY (alg 8, id 19600): The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (212.18.248.60, 2001:67c:13cc::1:60, UDP_-_EDNS0_4096_D_KN)
  • tech/DNSKEY (alg 8, id 50095): The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (212.18.248.60, 2001:67c:13cc::1:60, UDP_-_EDNS0_4096_D_KN)
  • tech/DNSKEY (alg 8, id 65145): The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (212.18.248.60, 2001:67c:13cc::1:60, UDP_-_EDNS0_4096_D_KN)
  • tech/DS (alg 8, id 50095): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • tech/DS (alg 8, id 50095): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • tech/DS (alg 8, id 50095): 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.
  • tech/DS (alg 8, id 50095): 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.

DNSKEY legend

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