SOA
Start of Authority
Primary NS
Mailbox
sysadmin-internal.whc.ca
Serial
2026091607
Refresh
3600
Retry
1800
Expire
1209600
Minimum TTL
86400
MX
Mail Exchangers
TXT
TXT Records
MS=ms15852789
v=spf1 +a +mx +ip4:15.235.65.74 include:spf.web-dns1.com include:spf.protection.outlook.com ~all
A