Domains with DNS TXT v=spf1 a mx include:_spf.mmsc.cz include:_emailing.heureka.cz include:_spf.myshoptet.com -all
There is 1 domain that have DNS TXT set to v=spf1 a mx include:_spf.mmsc.cz include:_emailing.heureka.cz include:_spf.myshoptet.com -all.