Domains with DNS TXT v=spf1 +a +mx include:spf.protection.outlook.com include:relays.webhost-mail.com include:relay.mailchannels.net -all
There is 1 domain that have DNS TXT set to v=spf1 +a +mx include:spf.protection.outlook.com include:relays.webhost-mail.com include:relay.mailchannels.net -all.