SOA
Start of Authority
Primary NS
Mailbox
hostmaster.strato-rz.de
Serial
2026012617
Refresh
86400
Retry
7200
Expire
604800
Minimum TTL
300
MX
Mail Exchangers
TXT
TXT Records
v=spf1 mx include:spf.hornetsecurity.com include:spf-de.emailsignatures365.com include:spf.protection.outlook.com include:spf.smtp2go.com -all
AAAA