Zone apex
Start of authority
Email
Serial
2015074660
Refresh
4h
Retry
1h
Expire
14d
Negative cache TTL
15m
Question and response
Question
dig spf.smtp2go.com. SOA
Answer
The response has no answer records.
Authority
smtp2go.com. 600 SOA ns2.smtpcorp.com. hostmaster.smtp2go.com. 2015074660 14400 3600 1209600 900
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0