Domains with DNS TXT v=spf1 include:_spf.heynen.biz include:spf.mailjet.com include:spf.mtasv.net include:mx.ovh.com -all
There is 1 domain that have DNS TXT set to v=spf1 include:_spf.heynen.biz include:spf.mailjet.com include:spf.mtasv.net include:mx.ovh.com -all.