Domains with DNS TXT v=spf1 include:spf.protection.outlook.com include:de._netblocks.mimecast.com include:sendgrid.net ip4:136.144.253.87 -all

There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com include:de._netblocks.mimecast.com include:sendgrid.net ip4:136.144.253.87 -all.

Top Domains with TXT set to v=spf1 include:spf.protection.outlook.com include:de._netblocks.mimecast.com include:sendgrid.net ip4:136.144.253.87 -all