Domains with DNS TXT v=spf1 include:40062937.spf10.hubspotemail.net include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:spf.all92101.zixworks.com -all

There are 27 domains that have DNS TXT set to v=spf1 include:40062937.spf10.hubspotemail.net include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:spf.all92101.zixworks.com -all. The top 27 records ordered by domain rank are listed below.