SOA
Start of Authority
Primary NS
Mailbox
postmaster.nullserver.com
Serial
2022013101
Refresh
10800
Retry
3600
Expire
604800
Minimum TTL
3600
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
MS=ms45683664
v=spf1 include:spf.protection.outlook.com -all
A