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DNSViz: A DNS visualization tool

o365filtering.com

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

RRset statusRRset status

Insecure (3)
  • o365filtering.com/NS
  • o365filtering.com/SOA
  • o365filtering.com/TXT
Secure (2)
  • com/SOA
  • com/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (7)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 20826)
  • ./DNSKEY (alg 8, id 47671)
  • NSEC3 proving non-existence of o365filtering.com/DS
  • com/DNSKEY (alg 8, id 30909)
  • com/DNSKEY (alg 8, id 37269)
  • com/DS (alg 8, id 30909)

Delegation statusDelegation status

Insecure (1)
  • com to o365filtering.com
Secure (1)
  • . to com

NoticesNotices

Errors (3)
  • o365filtering.com zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (104.47.121.8)
  • o365filtering.com/NS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (104.47.121.8, UDP_-_NOEDNS_)
  • o365filtering.com/A has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (2)
  • com to o365filtering.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: nso24.o365filtering.com See RFC 1034, Sec. 4.2.2.
  • com to o365filtering.com: The glue address(es) for nso24.o365filtering.com (104.47.121.8) differed from its authoritative address(es) (104.47.44.8). See RFC 1034, Sec. 4.2.2.

DNSKEY legend

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