Zone apex
Start of authority
Email
Serial
2017011000
Refresh
3h
Retry
1h
Expire
41d 16h
Negative cache TTL
1h
Question and response
Question
dig ns01.usen.ad.jp. SOA
Answer
The response has no answer records.
Authority
usen.ad.jp. 3600 SOA ns03.usen.ad.jp. root.ns03.usen.ad.jp. 2017011000 10800 3600 3600000 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0