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DNSViz: A DNS visualization tool

armstrong.com

Updated: 2021-03-01 06:32:20 UTC (240 days ago) Update now
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DNSSEC options (hide)
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Insecure (5)
  • armstrong.com/A
  • armstrong.com/MX
  • armstrong.com/NS
  • armstrong.com/SOA
  • armstrong.com/TXT
Secure (1)
  • com/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (6)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 42351)
  • NSEC3 proving non-existence of armstrong.com/DS
  • com/DNSKEY (alg 8, id 30909)
  • com/DNSKEY (alg 8, id 58540)
  • com/DS (alg 8, id 30909)

Delegation statusDelegation status

Insecure (1)
  • com to armstrong.com
Secure (1)
  • . to com

NoticesNotices

Errors (4)
  • armstrong.com zone: The following NS name(s) did not resolve to address(es): ns1.armstrong.com
  • armstrong.com zone: The server(s) were not responsive to queries over UDP. (204.74.29.250)
  • armstrong.com/A: No response was received from the server over UDP (tried 12 times). (204.74.29.250, UDP_-_NOEDNS_)
  • armstrong.com/NS: No response was received from the server over UDP (tried 12 times). (204.74.29.250, UDP_-_NOEDNS_)
Warnings (2)
  • com to armstrong.com: The following NS name(s) were found in the authoritative NS RRset, but not in the delegation NS RRset (i.e., in the com zone): ns1.armstrongceilings.com, ns2.armstrongceilings.com, ns3.armstrongceilings.com
  • com to armstrong.com: The following NS name(s) were found in the delegation NS RRset (i.e., in the com zone), but not in the authoritative NS RRset: ns1.armstrong.com

DNSKEY legend

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