SOA
Start of Authority
Primary NS
Mailbox
awsdns-hostmaster.amazon.com
Serial
1
Refresh
7200
Retry
900
Expire
1209600
Minimum TTL
86400
TXT
TXT Records
v=spf1 ip4:212.65.2.128/27 ip4:212.65.26.184/29 ip4:176.95.29.176/28 ip6:2a00:1e80:0064:1010::/64 include:spf.crsend.com include:spf.protection.outlook.com -all