SOA
Start of Authority
Primary NS
Mailbox
azuredns-hostmaster.microsoft.com
Serial
1
Refresh
3600
Retry
300
Expire
2419200
Minimum TTL
300
TXT
TXT Records
v=spf1 ip4:20.81.43.174 include:spf.protection.outlook.com -all
ms-domain-verification=1a3759ec-3354-47ca-9435-f8dd1ca52919
A