Domains with DNS TXT v=spf1 a mx include:spf.active24.com include:_spf.magnetpro.cz include:_emailing.heureka.cz ~all
There is 1 domain that have DNS TXT set to v=spf1 a mx include:spf.active24.com include:_spf.magnetpro.cz include:_emailing.heureka.cz ~all.