Domains with DNS TXT v=spf1 include:spf.protection.outlook.com include:customerspf.schoolmessenger.com include:8677865.spf10.hubspotemail.net -all
There are 3 domains that have DNS TXT set to v=spf1 include:spf.protection.outlook.com include:customerspf.schoolmessenger.com include:8677865.spf10.hubspotemail.net -all. The top 3 records ordered by domain rank are listed below.