SOA
Start of Authority
Primary NS
Mailbox
hostmaster.routing.net
Serial
2026060100
Refresh
28800
Retry
7200
Expire
604800
Minimum TTL
3600
TXT
TXT Records
v=spf1 include:spf.mailjet.com include:spf.protection.outlook.com -all
v=spf1 mx include:_spf.netcologne.de ~all
MS=ms83004045
AAAA