Zone apex
Start of authority
Email
Serial
520
Refresh
1h
Retry
10m
Expire
7d
Negative cache TTL
15m
Question and response
Question
dig it-ex.com. SOA
Answer
it-ex.com. 28800 SOA ns000.d-53.net. dns-managers.iij.ad.jp. 520 3600 600 604800 900
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1220, xrcode 0, version 0, flags 0