Zone apex
Start of authority
Email
Serial
1756450505
Refresh
1h
Retry
5m
Expire
21d
Negative cache TTL
5m
Question and response
Question
dig mail.emailsrvr.com. SOA
Answer
The response has no answer records.
Authority
emailsrvr.com. 300 SOA ns.rackspace.com. postmaster.emailsrvr.com. 1756450505 3600 300 1814400 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0