The original message was received at Tue, 28 Jan 2025 08:57:53 +0100 from [165.154.252.200] ----- The following addresses had permanent fatal errors ----- (reason: 550 5.7.0 DT:SPM .For more information, please visit https://feedback.qiye.163.com/static/feedback/#/bounce/ABFOBSMDKAdyUloOcUt5JgYGHjVjLFQgbUhPXgwvHBhK) (reason: 550 5.7.0 DT:SPM .For more information, please visit https://feedback.qiye.163.com/static/feedback/#/bounce/ABFOBSMDKAdyUloOcUt5JgYGHjVjLFQgbUhPXgwvHBhK) (reason: 550 5.7.0 DT:SPM .For more information, please visit https://feedback.qiye.163.com/static/feedback/#/bounce/ABFOBSMDKAdyUloOcUt5JgYGHjVjLFQgbUhPXgwvHBhK) (reason: 551 5.1.1 recipient is not exist) (reason: 550 5.7.0 DT:SPM .For more information, please visit https://feedback.qiye.163.com/static/feedback/#/bounce/ABFOBSMDKAcgWA0KcUt5JQYGHjVjLFQgbElPWAwvHBhK) (reason: 550 Mail content denied [MbmMx8+oB+H1kdHlLA7ISKh1jKv303TThqHJDf1laXsD+wpoDZoRcZg= IP: 83.138.65.30]. https://open.work.weixin.qq.com/help2/pc/20056.) (reason: 550 User not found: binbincui@iccas.ac.cn) (reason: 550 Mail content denied [MpV5F2PDAuMbKep8rT6re8pAGbpzZf+hhrjM/PJo/zGBCjr4GirOrjQ= IP: 83.138.65.30]. https://open.work.weixin.qq.com/help2/pc/20056.) (reason: 550 Host unknown) (reason: 550 5.7.0 DT:SPM .For more information, please visit https://feedback.qiye.163.com/static/feedback/#/bounce/ABFOBSMDKAAkWg9fcUt4IQYGHjVjLFRzPh1EXgwvHBhK) (reason: 550 5.7.0 DT:SPM .For more information, please visit https://feedback.qiye.163.com/static/feedback/#/bounce/ABFOBSMDKAF0WlxccUt5cAYGHjVjLFQgb0BHCAwvHBhK) (reason: 554 5.7.1 This email from IP 83.138.65.30 has been rejected. The email message was detected as spam.) (reason: 550 5.1.1 ... User unknown) (reason: 554 5.7.1 This email from IP 83.138.65.30 has been rejected. The email message was detected as spam.) ----- Transcript of session follows ----- ... while talking to hzmx01.mxmail.netease.com.: >>> DATA ... User unknown >> DATA >> DATA >> DATA ... User unknown ... while talking to mxbiz1.qq.com.: >>> DATA ... Deferred: Connection timed out with okgate.com. 550 5.1.2 ... Host unknown (Name server: pub3.fz.fj.cn: host not found) ... while talking to hzmx01.mxmail.netease.com.: >>> DATA >> DATA >> DATA ... User unknown 550 5.1.1 ... User unknown >> DATA ... Deferred: 450 Requested action not taken: LAGowAB3nFUMj5hnN59RAQ--.8993S3, please try again 550 5.1.2 ,,,... Host unknown (Name server: .: host not found)