The original message was received at Tue, 28 Jan 2025 10:29:09 +0100 from [165.154.252.200] ----- The following addresses had permanent fatal errors ----- (reason: 550 Mail content denied [N/u+XgB1UQZ7yM8OOoIcZBe/QtPVJ/VFMfoPUCi4B5OSKVU6GOr6iCY= IP: 83.138.65.30]. https://open.work.weixin.qq.com/help2/pc/20056.) (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/ABFOBSMCeVV4Cw1dcUt5JQYGHjVjKwF0OB4UWQwvHBhK) (reason: 550 5.7.0 DT:SPM .For more information, please visit https://feedback.qiye.163.com/static/feedback/#/bounce/ABFOBSMCeVV4Cw1dcUt5JQYGHjVjKwF0OB4UWQwvHBhK) (reason: 550 5.4.1 Recipient address rejected: Access denied. [TYO1EPF00005025.JPNP286.PROD.OUTLOOK.COM 2025-01-28T09:33:01.416Z 08DD3E3EF3A132FF]) (reason: 550 5.7.0 DT:SPM .For more information, please visit https://feedback.qiye.163.com/static/feedback/#/bounce/ABFOBSMCeVcgXFxccUt5cwYGHjVjKwF3Y01ADgwvHBhK) (reason: 550 Mail content denied [MbmMx8+oB+H1JxzLA38DpKC5Mgy6/C9qNoGH+0y2aFR8PDv8DxVAWzE= IP: 83.138.65.30]. https://open.work.weixin.qq.com/help2/pc/20056.) (reason: 550 #5.1.0 Address rejected.) (reason: 550 Mail content denied [ORLs+t4qA9N47UE2RLPSuUBNV+a0KA4+DHwpC2Aodxz97xaF+FOUYI0= IP: 83.138.65.30]. https://open.work.weixin.qq.com/help2/pc/20056.) (reason: 550 5.7.0 DT:SPM .For more information, please visit https://feedback.qiye.163.com/static/feedback/#/bounce/ABFOBSMCeVB2Wg5acUt5fQYGHjVjKwF3b0FEWQwvHBhK) (reason: 550 5.7.0 DT:SPM .For more information, please visit https://feedback.qiye.163.com/static/feedback/#/bounce/ABFOBSMCeVB5XwpecUt5fQYGHjVjKwF3b0FDDgwvHBhK) (reason: 550 5.7.0 DT:SPM .For more information, please visit https://feedback.qiye.163.com/static/feedback/#/bounce/ABFOBSMCeVB5XwpecUt5fQYGHjVjKwF3b0FDDgwvHBhK) (reason: 550 5.7.0 DT:SPM .For more information, please visit https://feedback.qiye.163.com/static/feedback/#/bounce/ABFOBSMCeVB5XwpecUt5fQYGHjVjKwF3b0FDDgwvHBhK) (reason: 550 Mail content denied [MM26xUelqNM/Y/kBMSqX850TLk7STPenDhhZVQw+Jz8J8djaDJz4Xk0= IP: 83.138.65.30]. https://open.work.weixin.qq.com/help2/pc/20056.) (reason: 550 User suspended: lijinlun@tsinghua.edu.cn) (reason: 550 5.7.0 DT:SPM .For more information, please visit https://feedback.qiye.163.com/static/feedback/#/bounce/ABFOBSMCeVFzDFwPcUt5cwYGHjVjKwF3Y09FXQwvHBhK) ----- Transcript of session follows ----- 550 5.1.2 ... Host unknown (Name server: aceway.com.cn: no data known) ... while talking to mxbiz.vip.qq.com.: >>> DATA >> DATA ... Deferred: 454 Transient reject by behaviour spam at Rcpt State(Connection IP address:83.138.65.30)ANTISPAM_BAT[01201311R4469S5010121220, maildocker-behaviorspam033038135233]: much too frequently sendingCONTINUE >> DATA ... Deferred: 454 Transient reject by behaviour spam at Rcpt State(Connection IP address:83.138.65.30)ANTISPAM_BAT[01201311R1369S1810121220, maildocker-behaviorspam033037003110]: much too frequently sendingCONTINUE ... Deferred: Connection timed out with mail.genertec.com.cn. ... while talking to qiye163mx01.mxmail.netease.com.: >>> DATA ... User unknown >> DATA ... Deferred: 450 Requested action not taken: FEDFygD3NBwCpJhnFnZKAQ--.15711S3, please try again ... while talking to mx2.dlut.edu.cn.: >>> DATA >> DATA ,... Deferred: 450 Requested action not taken: UEJ2ygCHFsUmpJhnoUzaAQ--.28898S2, please try again ... while talking to hzmx01.mxmail.netease.com.: >>> DATA >> DATA ... User unknown >> DATA ... Deferred: 450 Requested action not taken: DTuowABHNAxPpJhnf_J0AA--.15071S3, please try again ... while talking to mail.xjtu.edu.cn.: >>> DATA ... Deferred: 450 Requested action not taken: KgGowAB31UKapJhnyVdUAQ--.8753S3, please try again ... while talking to hzmx01.mxmail.netease.com.: >>> DATA >> DATA >> RCPT To: ... User unknown >>> DATA >> DATA >> DATA >> DATA >> DATA >> RCPT To: ... User unknown ... while talking to westlake-edu-cn.mail.protection.outlook.com.: >>> DATA ... Deferred: 451 4.7.500 Server busy. Please try again later from [83.138.65.30]. (S77714) [HK3PEPF0000021A.apcprd03.prod.outlook.com 2025-01-28T09:36:30.472Z 08DD3E3DFC20DD8D] 451 4.4.1 reply: read error from zisb2wooftaccsqhyip51mfqlupuajpl.alicloudwaf.com. ... Deferred: Connection reset by zisb2wooftaccsqhyip51mfqlupuajpl.alicloudwaf.com. ... while talking to hzmx01.mxmail.netease.com.: >>> DATA