SOA
Start of Authority
Primary NS
Mailbox
hostmaster.systemdns.com
Serial
1777047527
Refresh
10800
Retry
3600
Expire
1209600
Minimum TTL
60
MX
Mail Exchangers
TXT
TXT Records
v=DMARC1; p=none;
v=spf1 mx a include:_spf.hostedemail.com include:jangomail.com ?all
A