The original message was received at Tue, 28 Jan 2025 10:03:37 +0100 from [165.154.252.200] ----- The following addresses had permanent fatal errors ----- (reason: 550 5.4.1 Recipient address rejected: Access denied. [TYO1EPF00005020.JPNP286.PROD.OUTLOOK.COM 2025-01-28T09:06:34.587Z 08DD3E2BDD464001]) (reason: 550 Host unknown) (reason: 554 5.7.1 Relaying denied) (reason: 550 5.4.1 Recipient address rejected: Access denied. [DB5PEPF00014B8D.eurprd02.prod.outlook.com 2025-01-28T09:07:37.479Z 08DD3F772431175F]) (reason: 550 User not found: informationchaoliu@cqu.edu.cn) (reason: 550 User not found: informationcneng@cqu.edu.cn) (reason: 550 User not found: informationlianq@cqu.edu.cn) (reason: 550 User not found: informationyanx23@cqu.edu.cn) (reason: 550 5.4.1 Recipient address rejected: Access denied. [DU2PEPF00028D09.eurprd03.prod.outlook.com 2025-01-28T09:07:53.557Z 08DD3E28E75DD4B1]) (reason: 550 5.4.1 Recipient address rejected: Access denied. [DU2PEPF00028D09.eurprd03.prod.outlook.com 2025-01-28T09:07:53.432Z 08DD3E28E75DD4B1]) (reason: 550 Host unknown) (reason: 550 Host unknown) (reason: 550 5.7.0 DT:SPM .For more information, please visit https://feedback.qiye.163.com/static/feedback/#/bounce/ABFOBSMCfwZxU1xdcUt5fAYGHjVjLFcnPkxBCwwvHBhK) (reason: 554 5.7.1 : Recipient address rejected: Access denied) (reason: 550 Message contained spam content (antispamcloud.spam.nwsjnk21)) (reason: 553 sorry, no mailbox here by that name. (#5.1.1)) (reason: 542 5.7.1 Spiked: hashdb/f0f61c6775f84203952aeb2e9d0179a0.520.131107.89.0.EXACT/hashdb_o/f0f61c6775f84203952aeb2e9d0179a0.520.131107.89.0/100) (reason: 550 User not found: information-e-mailmeili@hrbeu.edu.cn) (reason: 550 Mail content denied [OGqA/Ptf1JSOGka4AkMynLOufnjxNaSs6EyDPDoRAaFxy2cxKwQ/MtE= IP: 83.138.65.30]. https://open.work.weixin.qq.com/help2/pc/20056.) (reason: 550 Host unknown) (reason: 550 Host unknown) (reason: 550 sorry, no mailbox here by that name. (#5.1.1)) (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/ABFOBSMCfwAkXVhbcUovdQYGHjVudwd8bElOCAwvHBJa) (reason: 550-5.7.1 This email was rejected because it violates our security policy) ----- Transcript of session follows ----- ... while talking to smtp.acm.gov.pt.: >>> DATA ... Deferred: 451 4.3.2 Please try again later >> DATA ... User unknown ... Host unknown (Name server: aolong-morgan.com.tw: host not found) ... while talking to mxus.mxhichina.com.: >>> DATA >> DATA >> DATA ... Deferred: 454 Transient reject by behaviour spamANTISPAM_BAT[01201311R8868S0910113229, maildocker-behaviorspam033045032255]: too frequently sending ... while talking to smtp.acidi.gov.pt.: >>> DATA >> DATA ... User unknown ... Deferred: 451 4.7.500 Server busy. Please try again later from [83.138.65.30]. (S77714) [DB5PEPF00014B8D.eurprd02.prod.outlook.com 2025-01-28T09:07:38.323Z 08DD3F772431175F] ... while talking to mail.cqu.edu.cn.: >>> DATA ... User unknown ... User unknown ... User unknown ... User unknown >> DATA ... User unknown ... User unknown ... Host unknown (Name server: dekra-cefification.cn: host not found) 550 5.1.2 ... Host unknown (Name server: dhn.edu.cn: host not found) ... while talking to hzmx01.mxmail.netease.com.: >>> DATA >> DATA : Recipient address rejected: Access denied 554 5.0.0 Service unavailable >> DATA ... Deferred: 451 4.7.500 Server busy. Please try again later from [83.138.65.30]. (S77714) [AM3PEPF0000A78E.eurprd04.prod.outlook.com 2025-01-28T09:08:37.746Z 08DD3E6D67499843] ... while talking to a1.spambusters.email.: >>> DATA >> DATA ... User unknown >> DATA >> DATA ... Deferred: 454 Transient reject by behaviour spamANTISPAM_BAT[01201311R1169S7510121220, maildocker-behaviorspam033045163118]: much too frequently sending ... while talking to mxf.eu.mpssec.net.: >>> DATA >> DATA ... User unknown >> DATA ,... Deferred: 451 4.7.500 Server busy. Please try again later from [83.138.65.30]. (S77714) [TY1PEPF0000BAD9.JPNP286.PROD.OUTLOOK.COM 2025-01-28T09:09:35.205Z 08DD3F79FC7DC493] ... while talking to mxbiz2.qq.com.: >>> DATA ... Deferred: Connection timed out with kenyou.com.cn. 550 5.1.2 ... Host unknown (Name server: netherlands-cg.org.hk: host not found) 550 5.1.2 ... Host unknown (Name server: public.bta.net.cn: host not found) ... while talking to saitamafuji.co.jp.: >>> DATA ... User unknown >> DATA ... User unknown >> DATA >> DATA ... Host unknown (Name server: .: host not found)