Domains with DNS TXT v=spf1 a include:_spf.ovanet.cz include:spf.active24.com include:spf2.picabo.cz include:spf3.picabo.cz -all
There is 1 domain that have DNS TXT set to v=spf1 a include:_spf.ovanet.cz include:spf.active24.com include:spf2.picabo.cz include:spf3.picabo.cz -all.