Domains with DNS TXT v=spf1 include:_spf.google.com include:spf.smarsh.com include:_spf.mailgun.org include:_spf.eu.mailgun.org -all
There is 1 domain that have DNS TXT set to v=spf1 include:_spf.google.com include:spf.smarsh.com include:_spf.mailgun.org include:_spf.eu.mailgun.org -all.