Domains with DNS TXT v=spf1 include:spf.protection.outlook.com a:metropole.co.uk a:gw1.dac1.uk.guestline.com include:sendgrid.net include:eu.mailgun.org include:spf.mandrillapp.com -all
There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com a:metropole.co.uk a:gw1.dac1.uk.guestline.com include:sendgrid.net include:eu.mailgun.org include:spf.mandrillapp.com -all.