Zone apex
Start of authority
Email
Serial
11121469
Refresh
15m
Retry
10m
Expire
7d
Negative cache TTL
10m
Question and response
Question
dig mx1.arsmtp.com. SOA
Answer
mx1.arsmtp.com. 600 SOA mdns1.appriver.com. support.appriver.com. 11121469 900 600 604800 600
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0