Domains with DNS TXT v=spf1 a mx mx:mail.opportunity.de include:eu.zcsend.net include:opportunity.de include:_mailing.reservix.de include:one.zoho.eu -all
There is 1 domain that have DNS TXT set to v=spf1 a mx mx:mail.opportunity.de include:eu.zcsend.net include:opportunity.de include:_mailing.reservix.de include:one.zoho.eu -all.