Domains with DNS TXT v=spf1 include:spf.protection.outlook.com ip4:64.255.252.21 ip4:64.255.252.10 -all

There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com ip4:64.255.252.21 ip4:64.255.252.10 -all.

Top Domains with TXT set to v=spf1 include:spf.protection.outlook.com ip4:64.255.252.21 ip4:64.255.252.10 -all