Domains with DNS TXT v=spf1 include:spf.protection.outlook.com a:firma.nvsp.cz include:_spf.ip4casa.hosting.cldn.cz include:_spf.ip6casa.hosting.cldn.cz ~all
There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com a:firma.nvsp.cz include:_spf.ip4casa.hosting.cldn.cz include:_spf.ip6casa.hosting.cldn.cz ~all.