Domains with DNS TXT v=spf1 include:_spf1.postbox.cloud.yandex.net include:_spf2.postbox.cloud.yandex.net include:spf.unisender.ru ~all
There is 1 domain that have DNS TXT set to v=spf1 include:_spf1.postbox.cloud.yandex.net include:_spf2.postbox.cloud.yandex.net include:spf.unisender.ru ~all.