Domains with DNS TXT v=spf1 a a:dispatch-us.ppe-hosted.com include:_spf.etrn.com include:spf.protection.outlook.com -all
There is 1 domain that have DNS TXT set to v=spf1 a a:dispatch-us.ppe-hosted.com include:_spf.etrn.com include:spf.protection.outlook.com -all.