Domains with DNS TXT v=spf1 mx ip4:46.229.126.36 ip4:46.229.126.50 ip4:46.229.126.51 ip4:212.20.70.67 ip4:46.229.126.51 ip4:95.168.193.15 ip4:185.64.219.37 include:spf1.supportbox.cz -all
There is 1 domain that have DNS TXT set to v=spf1 mx ip4:46.229.126.36 ip4:46.229.126.50 ip4:46.229.126.51 ip4:212.20.70.67 ip4:46.229.126.51 ip4:95.168.193.15 ip4:185.64.219.37 include:spf1.supportbox.cz -all.