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