Domains with DNS TXT v=spf1 include:spf.marblesystems.nl include:spf-c.cbsolt.net include:spf.sendinblue.com include:spf.mandrillapp.com include:mailgun.org mx a -all

There is 1 domain that have DNS TXT set to v=spf1 include:spf.marblesystems.nl include:spf-c.cbsolt.net include:spf.sendinblue.com include:spf.mandrillapp.com include:mailgun.org mx a -all.

Top Domains with TXT set to v=spf1 include:spf.marblesystems.nl include:spf-c.cbsolt.net include:spf.sendinblue.com include:spf.mandrillapp.com include:mailgun.org mx a -all