Microsoft 365 與 Office | Office Online Server
Microsoft 的內部部署伺服器產品，用於執行 Office Online。
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請公司 IT 依信件內容處置。
申請解除黑名單分兩種，
一種是國際黑名單，自己上網找如何解除。
一種是微軟專用黑名單，依信件內網址處置。
無法寄信給hotmail.com的信箱S3150 阻擋,請釋放
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This is the mail system at host pmg.kangyang.com.tw. I'm sorry to have to inform you that your message could not be delivered to one or more recipients. It's attached below. For further assistance, please send mail to postmaster. If you do so, please include this problem report. You can delete your own text from the attached returned message. The mail system <[******@outlook.com]>: host outlook-com.olc.protection.outlook.com[52.101.41.25] said: 550 5.7.1 Unfortunately, messages from [xxx.xxx.xx] 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 [http://mail.live.com/mail/troubleshooting.aspx#errors]. [Name=Protocol Filter Agent][AGT=PFA][MxId=11BC4831231364DC] [SJ1PEPF0000231F.namprd03.prod.outlook.com 2025-11-17T06:40:35.739Z 08DE241892DA161C] (in reply to MAIL FROM command)
Reporting-MTA: dns; pmg.kangyang.com.tw X-Proxmox-Queue-ID: xxxxxxxxxxxxxX-Proxmox-Sender: rfc822; [@xxxxxxxxxx.com.tw] Arrival-Date: Mon, 17 Nov 2025 14:40:34 +xxxx(CST) Final-Recipient: rfc822; [xxxx@outlook.com] Original-Recipient: xxxxxx;[x******@outlook.com] Action: failed Status: 5.7.1 Remote-MTA: dns; outlook-com.olc.protection.outlook.com Diagnostic-Code: smtp; 550 5.7.1 Unfortunately, messages from [220.128.69.19] 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 [http://mail.live.com/mail/troubleshooting.aspx#errors]. [Name=Protocol Filter Agent][AGT=PFA][MxId=11BC4831231364DC] [SJ1PEPF0000231F.namprd03.prod.outlook.com 2025-11-17T06:40:35.739Z 08DE241892DA161C]
Microsoft 365 與 Office | Office Online Server