Sprechstunden November 2025

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4 Diskussionen

Delivery Status Notification (Failure)
by Mail Delivery System 14 Nov '25

14 Nov '25

The following message to <133539832(a)qq.com> was undeliverable. The reason for the problem: 5.3.0 - Other mail system problem 550-'Mailbox unavailable or access denied [MOrERwmGd6nkW0h4sltvmTKEsCosTIqZcKi/ErD4GW37lHD7zFanqmAXbSxTXChWpQ== IP: 2a00:8a60:1:e501::5:45]. https://service.mail.qq.com/detail/0/166.'

1 0

Delivery Status Notification (Failure)
by Mail Delivery System 14 Nov '25

14 Nov '25

The following message to <133539832(a)qq.com> was undeliverable. The reason for the problem: 5.3.0 - Other mail system problem 550-'Mailbox unavailable or access denied [MFcyteaXyG9YQESU7PGf97JiSXe58C6m83x5f4zSywIVyX/5bYnd1rO+SvBBs/Jt1w== IP: 2a00:8a60:1:e501::5:45]. https://service.mail.qq.com/detail/0/166.'

1 0

Delivery Status Notification (Failure)
by Mail Delivery System 11 Nov '25

11 Nov '25

The following message to <133539832(a)qq.com> was undeliverable. The reason for the problem: 5.3.0 - Other mail system problem 550-'Mailbox unavailable or access denied [MPQvL4NhlCn9Osnc1VXv72zLrafqGgRyb2sBPQ7MiKvm2+u/ktgR8Vwb/bBMYEC7QA== IP: 2a00:8a60:1:e501::5:49]. https://service.mail.qq.com/detail/0/166.'

1 0

Delivery Status Notification (Failure)
by Mail Delivery System 11 Nov '25

11 Nov '25

The following message to <richardlu0723(a)163.con> was undeliverable. The reason for the problem: 5.1.2 - Bad destination host 'DNS Hard Error looking up 163.con (MX): NXDomain'

1 0

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