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 ip4:190.216.197.21 ip4:190.216.197.18 ip4:208.43.202.76 ip4:208.43.202.78 ip4:208.43.202.77 ip4:208.43.203.226 ip4:190.216.197.20 ip4:181.48.180.94 ip4:200.31.21.210 include:spf.protection.outlook.com -all