Undelivered Mail Returned to Sender(outlook、hotmail、live) RRS feed

  • 问题

  • 9.30日我们公司更换了ISP,更换之前,我们的邮箱服务器一切正常,更换后发现发送到、、live.com的邮件全部退信,发送到其他地址的不会出现问题。退信信息如下:

     host[] said: 550 5.7.1
        Unfortunately, messages from [] weren't sent. Please contact
        your Internet service provider since part of their network is on our block
        list (S3150). You can also refer your provider to
        [] (in reply to MAIL
        FROM command)


    We have completed reviewing the IP(s) you submitted. The following table contains the results of our investigation.
    Not qualified for mitigation
    Our investigation has determined that the above IP(s) do not qualify for mitigation.

    2020年10月7日 7:51


  • 从提示信息看邮件发送服务器没有问题,是目标地址被屏蔽了。可能与你们更换的 ISP 本身设置的黑名单有关,还是得联系 ISP 寻求故障排查与解决。

    Alexis Zhang

    推荐以 NNTP Bridge 桥接新闻组方式访问论坛。

    本帖是回复帖,原帖作者是楼上的 <Ashes of time>;

    | 9.30日我们公司更换了ISP,更换之前,我们的邮箱服务器一切正常,更换后发现发送到、、live.com的邮件全部退信,发送到其他地址的不会出现问题。退信信息如下:

    2020年10月8日 14:00