SOA
Start of Authority
Primary NS
Mailbox
awsdns-hostmaster.amazon.com
Serial
1
Refresh
7200
Retry
900
Expire
1209600
Minimum TTL
86400
MX
Mail Exchangers
TXT
TXT Records
v=spf1
mx
ip4:50.19.89.210
ip4:52.71.108.208
ip4:34.192.140.206
include:_spf.google.com
include:spf.mtasv.net
~all
A