SOA
Start of Authority
Primary NS
Mailbox
domainadmin.a1.net
Serial
2025101500
Refresh
10800
Retry
3600
Expire
1814400
Minimum TTL
3600
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
MS=ms22824195
v=spf1 mx:christofgroup.com include:spf-de.emailsignatures365.com include:2sjrno6tc.spf.checkpoint-spf.com include:spfa.cpmails.com include:spf.protection.outlook.com -all
A