Zone apex
Start of authority
Email
Serial
1771946218
Refresh
6h
Retry
2h
Expire
28d
Negative cache TTL
30m
Question and response
Question
dig mx01.isnic.is. SOA
Answer
The response has no answer records.
Authority
isnic.is. 1800 SOA ht-secondary01.isnic.is. hostmaster.isnic.is. 1771946218 21600 7200 2419200 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0