Zone apex
Start of authority
Email
Serial
2026030500
Refresh
4h
Retry
1h
Expire
10d
Negative cache TTL
5m
Question and response
Question
dig smtp.sunet.se. SOA
Answer
The response has no answer records.
Authority
sunet.se. 300 SOA hidden-master.sunet.se. hostmaster.sunet.se. 2026030500 14400 3600 864000 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0