The original message was received at Tue, 28 Jan 2025 11:44:44 +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/ABFOBSMCdVB3WlNYcUt5JwYGHjVjKwEjPEpGCAwvHBhK) (reason: 550 Host unknown) (reason: 550 Mailbox unavailable or access denied [NSjjVjUmCg+CnGEL2/GJtvMu9NTPT3wthuLfkd5S0U7USIBTQK6PX20= IP: 83.138.65.30]. https://open.work.weixin.qq.com/help2/pc/20057.) (reason: 550 Host unknown) (reason: 550 5.7.0 DT:SPM .For more information, please visit https://feedback.qiye.163.com/static/feedback/#/bounce/ABFOBSMCdVEiDlhbcUovdAYGHjVudwZ0a0lBWgwvHBJa) (reason: 451 4.4.1 reply: read error from mx2.qiye.aliyun.com.) (reason: 550 User suspended: xiaoyy@ms.giec.ac.cn) (reason: 550 5.7.0 DT:SPM .For more information, please visit https://feedback.qiye.163.com/static/feedback/#/bounce/ABFOBSMCdVIlDlMKcUt5JQYGHjVjKwB0ahtHDgwvHBhK) (reason: 550 5.7.0 DT:SPM .For more information, please visit https://feedback.qiye.163.com/static/feedback/#/bounce/ABFOBSMCdVx3WApYcUt5JQYGHjVjKwB0ahxCDwwvHBhK) (reason: 550 5.7.0 DT:SPM .For more information, please visit https://feedback.qiye.163.com/static/feedback/#/bounce/ABFOBSMCdVx3WApYcUt5JQYGHjVjKwB0ahxCDwwvHBhK) (reason: 550 5.4.1 Recipient address rejected: Access denied. [DB5PEPF00014B90.eurprd02.prod.outlook.com 2025-01-28T10:50:13.188Z 08DD3F5D68DB2B26]) (reason: 550 5.7.0 DT:SPM .For more information, please visit https://feedback.qiye.163.com/static/feedback/#/bounce/ABFOBSMCdVx5X1xecUt5JQYGHjVjKwB0ahxAWQwvHBhK) (reason: 550 Mail content denied [ORLs+t4qA9N4sJgfzpGHXJvyTMkJtBd8UEeLz1KtdTi9L60prt0A4Pc= IP: 83.138.65.30]. https://open.work.weixin.qq.com/help2/pc/20056.) ----- Transcript of session follows ----- ... while talking to hzmx02.mxmail.netease.com.: >>> DATA ... Host unknown (Name server: bonanza.com.cn: host not found) ... Deferred: Connection timed out with mail.genertec.com.cn. ... while talking to mxbiz1.qq.com.: >>> DATA ... Host unknown (Name server: itw-ocw.cn: host not found) ... while talking to qiye163mx01.mxmail.netease.com.: >>> DATA >> DATA ... Deferred: 454 Transient reject by behaviour spam at Rcpt State(Connection IP address:83.138.65.30)ANTISPAM_BAT[01201311R2269S7610121220, maildocker-behaviorspam033045108231]: much too frequently sendingCONTINUE >> DATA ... Deferred: 454 Transient reject by behaviour spam at Rcpt State(Connection IP address:83.138.65.30)ANTISPAM_BAT[01201311R4769S9010121220, maildocker-behaviorspam033045086103]: much too frequently sendingCONTINUE >> DATA ... Deferred: 450 Requested action not taken: LAGowADH6VLPtZhnPJVSAQ--.10548S3, please try again ... while talking to mx1.qiye.aliyun.com.: >>> DATA >> DATA >> DATA ... User unknown >> DATA >> RCPT To: ... Deferred: 451 please try again after 120 seconds. #ERR_GREY_TRYAGAIN >>> DATA ... Deferred: Connection timed out with pruftechnik.com.cn. ... while talking to mta1.tsinghua.edu.cn.: >>> EHLO mediaf.han-solo.net >> EHLO mediaf.han-solo.net ,... Deferred: 421 Service not available, closing transmission channel ... while talking to wmail.swufe.edu.cn.: >>> DATA ... Deferred: 450 Requested action not taken: m_4JCgDn7SZTtphngoM_AA--.53502S3, please try again ... while talking to hzmx01.mxmail.netease.com.: >>> DATA >> DATA ... User unknown ... while talking to hzmx01.mxmail.netease.com.: >>> DATA >> DATA ... Deferred: 451 4.7.500 Server busy. Please try again later from [83.138.65.30]. (AS780082) [HK3PEPF0000021F.apcprd03.prod.outlook.com 2025-01-28T10:50:23.607Z 08DD3E1FB3ACF83B] ... while talking to mxbiz1.qq.com.: >>> DATA >> DATA ... Deferred: 450 Requested action not taken: OnB1ygAHcOV5tphnW9NICA--.63645S3, please try again ... while talking to mail.xjtlu.edu.cn.: ,... Deferred: 421 4.7.0 Not allowed. 550 5.1.2 ,... Host unknown (Name server: .: host not found)