General questions about Yandex Cloud Postbox
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Updated at April 6, 2026
Is there support for Cyrillic domains?
Yes, Yandex Cloud Postbox supports Cyrillic domains (IDNпример.рф will appear as xn--e1afmkfd.xn--p1ai in Punycode.
Can I use my Yandex 360 organization's primary domain for Yandex Cloud Postbox mailings?
Yes, you can specify your Yandex 360 organization's domain in the address settings and send your emails from it.
Are there any Yandex 360 or Yandex Cloud Postbox quotas and limits when using a Yandex 360 domain?
Yandex Cloud Postbox quotas and limits apply when using any domains. For more information, see Quotas and limits in Yandex Cloud Postbox.