Domains with DNS TXT v=spf1 ip4:83.137.196.38 include:spf.connect4it.nl include:_spf.google.com include:mailgun.org -all
There is 1 domain that have DNS TXT set to v=spf1 ip4:83.137.196.38 include:spf.connect4it.nl include:_spf.google.com include:mailgun.org -all.