Domains with DNS TXT v=spf1 mx a ip4:185.59.17.135 a:outbound.hostingby.be a:kd-consulting.be a:mail.exchangehosting.be -all
There is 1 domain that have DNS TXT set to v=spf1 mx a ip4:185.59.17.135 a:outbound.hostingby.be a:kd-consulting.be a:mail.exchangehosting.be -all.