SOA
Start of Authority
Primary NS
Mailbox
azuredns-hostmaster.microsoft.com
Serial
1
Refresh
300
Retry
300
Expire
300
Minimum TTL
300
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
MS=ms18151603
v=spf1 ip4:173.160.102.240/28 ip4:199.249.109.0/24 include:spf.protection.outlook.com -all