Domains with DNS TXT v=spf1 mx include:spf.netdirect.cz include:_emailing.heureka.cz ip4:81.2.195.189 include:_spf.upgates.com ~all
There is 1 domain that have DNS TXT set to v=spf1 mx include:spf.netdirect.cz include:_emailing.heureka.cz ip4:81.2.195.189 include:_spf.upgates.com ~all.