Domains with DNS TXT v=spf1 a mx include:_spf.activetrail.com include:spf.protection.outlook.com include:shops.shopify.com include:mail.zendesk.com include:mailgun.org include:spf.eu.exclaimer.net -all
There is 1 domain that have DNS TXT set to v=spf1 a mx include:_spf.activetrail.com include:spf.protection.outlook.com include:shops.shopify.com include:mail.zendesk.com include:mailgun.org include:spf.eu.exclaimer.net -all.