SOA
Start of Authority
Primary NS
Mailbox
sysadmin.whc.ca
Serial
2022052709
Refresh
900
Retry
600
Expire
86400
Minimum TTL
14400
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
v=spf1 include:spf.protection.outlook.com -all
v=spf1 +a +mx +ip4:54.39.100.97 include:spf.web-dns1.com ~all
A