Domains with DNS TXT v=spf1 include:spf.protection.outlook.com ip4:166.78.25.224 ip4:162.209.79.173 ip4:162.242.154.205 ip4:172.99.116.98 ip4:23.253.229.101 include:_spf.google.com include:us._netblocks.mimecast.com -all

There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com ip4:166.78.25.224 ip4:162.209.79.173 ip4:162.242.154.205 ip4:172.99.116.98 ip4:23.253.229.101 include:_spf.google.com include:us._netblocks.mimecast.com -all.

Top Domains with TXT set to v=spf1 include:spf.protection.outlook.com ip4:166.78.25.224 ip4:162.209.79.173 ip4:162.242.154.205 ip4:172.99.116.98 ip4:23.253.229.101 include:_spf.google.com include:us._netblocks.mimecast.com -all