Domains with DNS TXT v=spf1 include:usb._netblocks.mimecast.com include:spf.protection.outlook.com include:mailgun.org ~all

There are 2 domains that have DNS TXT set to v=spf1 include:usb._netblocks.mimecast.com include:spf.protection.outlook.com include:mailgun.org ~all. The top 2 records ordered by domain rank are listed below.

Top Domains with TXT set to v=spf1 include:usb._netblocks.mimecast.com include:spf.protection.outlook.com include:mailgun.org ~all