SOA
Start of Authority
Primary NS
Mailbox
postmaster.nexfil.com
Serial
20091117
Refresh
10800
Retry
3600
Expire
3600000
Minimum TTL
43200
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
v=spf1 mx include:mailplug.com ip4:222.122.84.34 ~all
v=spf1 mx include:mailplug.com ~all
A