Domains with DNS TXT v=spf1 a mx include:spf.smartemailing.cz ip4:109.123.219.218 ip4:109.123.219.217 ip4:109.123.219.206 ip4:81.0.213.194 ip6:2001:1528:178:a::194 -all
There is 1 domain that have DNS TXT set to v=spf1 a mx include:spf.smartemailing.cz ip4:109.123.219.218 ip4:109.123.219.217 ip4:109.123.219.206 ip4:81.0.213.194 ip6:2001:1528:178:a::194 -all.