Zone apex
Start of authority
Email
Serial
151
Refresh
30m
Retry
15m
Expire
7d
Negative cache TTL
15m
Question and response
Question
dig h02p01.smtp.routit.net. SOA
Answer
The response has no answer records.
Authority
smtp.routit.net. 900 SOA auth01-peer.ib.routit.net. noc.routit.nl. 151 1800 900 604800 900
Additional
. 0 OPT ; payload 1220, xrcode 0, version 0, flags 0