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A DNS visualization tool

usna.edu

Updated: 2013-05-22 06:46:00 UTC (18 hours, 29 minutes ago) Update now
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DNS Server Status
NoticeNotice: The features on this page are not yet fully developed but it has been deployed in its infant form to further aid with DNS/DNSSEC troubleshooting. This page will be updated in due time to make it more useful for troubleshooting.

Delegation Information

NameParent zoneChild zoneAuthoritative IPs
Exists?Glue/additional recordsExists?
next.usna.eduyesA 136.160.88.128yesA136.160.88.128
AAAAAAAA
next1.usna.eduyesA 136.160.88.145noA136.160.88.145
AAAAAAAA

Server information

136.160.88.145136.160.88.128
Responsive over UDPOKOK
Responsive over TCPOKOK
Answers authoritatively (AA bit)OKOK
SOA serial consistentOKOK
SOA authority correct (NXDOMAIN)OKOK
SOA consistent (NXDOMAIN)OKOK
SOA authority correct (Empty Answer)OKOK
SOA consistent (Empty Answer)OKOK
EDNS capableOKOK
PMTU sufficient
Returns DNSKEY
Returns RRSIG
Returns NSEC/NSEC3 (NXDOMAIN)
Returns RRSIG covering NSEC/NSEC3 (NXDOMAIN)
Returns NSEC/NSEC3 (Empty Answer)
Returns RRSIG covering NSEC/NSEC3 (Empty Answer)