我現在傳過去
結果回傳收到以下這樣
請問這到底是怎樣= =...
Delivery to the following recipient failed permanently:
+education_id@asia.apple.com
Technical details of permanent failure:
Google tried to deliver your message, but it was rejected by the server for
the recipient domain asia.apple.com by mail-in.asia.apple.com. [17.82.254.17].
The error that the other server returned was:
550 5.1.1 Recipient address rejected: User unknown