Domains with DNS TXT v=spf1 a mx include:_spf.google.com include:mailgun.org include:spf.ess.barracudanetworks.com ip4:64.207.182.90 include:spf.massintentions.com include:spf.renweb.com -all
There is 1 domain that have DNS TXT set to v=spf1 a mx include:_spf.google.com include:mailgun.org include:spf.ess.barracudanetworks.com ip4:64.207.182.90 include:spf.massintentions.com include:spf.renweb.com -all.