Domains with DNS TXT v=spf1 a mx include:spf.amphora.nl include:sparkpostmail.com include:mailgun.org include:spf.factuursturen.nl include:amazonses.com ~all
There is 1 domain that have DNS TXT set to v=spf1 a mx include:spf.amphora.nl include:sparkpostmail.com include:mailgun.org include:spf.factuursturen.nl include:amazonses.com ~all.