Zone apex
Start of authority
Email
Serial
2026020501
Refresh
3h
Retry
6m
Expire
1d
Negative cache TTL
1h
Question and response
Question
dig mail.ucom.ne.jp. SOA
Answer
The response has no answer records.
Authority
ucom.ne.jp. 60 SOA ns03.usen.ad.jp. root.ns03.usen.ad.jp. 2026020501 10800 360 86400 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0