SOA
Start of Authority
Primary NS
Mailbox
sysadmin.whc.ca
Serial
21
Refresh
900
Retry
600
Expire
86400
Minimum TTL
14400
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
v=spf1 include:spf.protection.outlook.com include:spf.cyberimpact.com -all
MS=ms11352233
A