Domains with DNS TXT v=spf1 include:spf.protection.outlook.com ip4:91.121.45.171 ip4:37.187.72.53 -all

There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com ip4:91.121.45.171 ip4:37.187.72.53 -all.

Top Domains with TXT set to v=spf1 include:spf.protection.outlook.com ip4:91.121.45.171 ip4:37.187.72.53 -all