Domains with DNS TXT v=spf1 a mx ip4:66.94.103.134 include:relay.mailbaby.net include:smtp2go.net include:_spf.yandex.net -all
There is 1 domain that have DNS TXT set to v=spf1 a mx ip4:66.94.103.134 include:relay.mailbaby.net include:smtp2go.net include:_spf.yandex.net -all.