Zone apex
Start of authority
Email
Serial
1811
Refresh
1h
Retry
10m
Expire
7d
Negative cache TTL
15m
Question and response
Question
dig s.d-53.net. SOA
Answer
s.d-53.net. 28800 SOA ns000.d-53.net. dns-managers.iij.ad.jp. 1811 3600 600 604800 900
Authority
s.d-53.net. 28800 NS ns.iij-dns.jp.
s.d-53.net. 28800 NS ns.iij-dns.biz.
s.d-53.net. 28800 NS ns.iij-dns.net.
Additional
. 0 OPT ; payload 1220, xrcode 0, version 0, flags 0