Domains with DNS TXT v=spf1 include:sparkpostmail.com include:mailgun.org +a +mx ip4:66.147.238.51 include:sendgrid.net include:spf.proxiedmail.com ~all

There is 1 domain that have DNS TXT set to v=spf1 include:sparkpostmail.com include:mailgun.org +a +mx ip4:66.147.238.51 include:sendgrid.net include:spf.proxiedmail.com ~all.

Top Domains with TXT set to v=spf1 include:sparkpostmail.com include:mailgun.org +a +mx ip4:66.147.238.51 include:sendgrid.net include:spf.proxiedmail.com ~all