SOA
Start of Authority
Primary NS
Mailbox
hostmaster.schlund.de
Serial
2016042028
Refresh
28800
Retry
7200
Expire
604800
Minimum TTL
300
MX
Mail Exchangers
TXT
TXT Records
v=spf1 a:mx1.sitehub.io a:mx2.sitehub.io include:spf.protection.outlook.com -all