Domains with DNS TXT v=spf1 a mx include:helpscoutemail.com include:spf.sendinblue.com include:relay.mailchannels.net include:spf.mandrillapp.com ~all
There is 1 domain that have DNS TXT set to v=spf1 a mx include:helpscoutemail.com include:spf.sendinblue.com include:relay.mailchannels.net include:spf.mandrillapp.com ~all.