The original message was received at Tue, 28 Jan 2025 09:14:47 +0100 from [165.154.252.200] ----- The following addresses had permanent fatal errors ----- (reason: 550 Host unknown) (reason: 550 Mail content denied [MpV5F2PDAuMbGdEqsQuUrnQ4CEIzF7yYsySF7hxbE+w2VVGg2ZFKWdY= IP: 83.138.65.30]. https://open.work.weixin.qq.com/help2/pc/20056.) (reason: 550 Mail content denied [MpV5F2PDAuMbGdEqsQuUrnQ4CEIzF7yYsySF7hxbE+w2VVGg2ZFKWdY= 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/ABFOBSMDKwFxWFgKcUt5IgYGHjVjLFd3a05FDAwvHBhK) (reason: 550 No Such User Here) (reason: 550 5.4.1 Recipient address rejected: Access denied. [SG1PEPF000082E7.apcprd02.prod.outlook.com 2025-01-28T08:19:31.469Z 08DD3F14CDF8588D]) (reason: 550 Mailbox unavailable or access denied [Nu9f9OZKLqws/agtt3S/XlwSE/RypSiuoAItjpLh8DmfcKclQm57N0o= IP: 83.138.65.30]. https://open.work.weixin.qq.com/help2/pc/20057.) (reason: 550 Host unknown) (reason: 550 Mail content denied [NLAtegSadZQLIfebaY4aJLP3lRpXo8Ct++HyYy7aL3Jux28adKBIwd0= IP: 83.138.65.30]. https://open.work.weixin.qq.com/help2/pc/20056.) (reason: 451 4.4.1 reply: read error from mta.bnet.cn.) (reason: 550 sorry, no mailbox here by that name. (#5.1.1)) (reason: 550 Host unknown) (reason: 550 5.4.1 Recipient address rejected: Access denied. [AM2PEPF0001C708.eurprd05.prod.outlook.com 2025-01-28T08:20:59.045Z 08DD3E3360DDE589]) (reason: 550 Host unknown) (reason: 550 5.7.0 DT:SPM .For more information, please visit https://feedback.qiye.163.com/static/feedback/#/bounce/ABFOBSMCfVQgWF8NcUAvfQYGHjVjLFd3YklGXwwvHBhK) (reason: 550 Mail content denied [MbmMx8+oB+H1LAZ9SxbBpqFjjlDyhiqPIWKkh9wSzrcPG3wxWCz46pY= IP: 83.138.65.30]. https://open.work.weixin.qq.com/help2/pc/20056.) (reason: 550 permanent failure for one or more recipients (cpnd@ywca.org.hk:blocked,cps@ywca.org.hk:blocked)) (reason: 550 permanent failure for one or more recipients (cpnd@ywca.org.hk:blocked,cps@ywca.org.hk:blocked)) ----- Transcript of session follows ----- ... Deferred: Connection timed out with 301-alias.cdn300.cn. ... Deferred: Connection timed out with chaoqingkeji.com.cn. 550 5.1.2 ... Host unknown (Name server: cpschina.cn: host not found) ... while talking to mxbiz1.qq.com.: >>> DATA >> DATA >> DATA ... User unknown >> DATA ... User unknown >> DATA ... Host unknown (Name server: fl.com.cn: no data known) 550 5.1.2 ... Host unknown (Name server: hbelite.com.cn: host not found) ... while talking to mxbiz1.qq.com.: >>> DATA ... Deferred: Connection timed out with mfms.com.cn. ... Deferred: Connection timed out with nbjr.cn. ... while talking to mta.bnet.cn.: >>> DATA >> DATA ... User unknown ... Host unknown (Name server: orgar-ndl.co.jp: host not found) ... while talking to phoenixcontact-com-cn.mail.protection.outlook.com.: >>> DATA ... User unknown ... Deferred: Connection timed out with powersupply.net.cn. 550 5.1.2 ... Host unknown (Name server: public3.bta.net.cn: host not found) ... while talking to quimica-uminho-pt.mail.protection.outlook.com.: >>> DATA ... Deferred: 451 4.7.500 Server busy. Please try again later from [83.138.65.30]. (S77714) [DB1PEPF000509F8.eurprd02.prod.outlook.com 2025-01-28T08:21:25.369Z 08DD3E336D74C82C] ... while talking to resibras-pt.mail.protection.outlook.com.: >>> DATA ... Deferred: 451 4.7.500 Server busy. Please try again later from [83.138.65.30]. (S77714) [AM4PEPF00025F9A.EURPRD83.prod.outlook.com 2025-01-28T08:21:30.160Z 08DD3798B2E82E44] ... while talking to hzmx01.mxmail.netease.com.: >>> DATA >> DATA >> DATA ... Deferred: 451 4.7.500 Server busy. Please try again later from [83.138.65.30]. (S77714) [DB1PEPF000509F4.eurprd02.prod.outlook.com 2025-01-28T08:22:18.530Z 08DD3F68F0B49830] 550 5.1.2 ... Host unknown (Name server: tl.com.cn: no data known) 550 5.1.2 ,... Host unknown (Name server: .: host not found) ... while talking to d268813a.ess.barracudanetworks.com.: >>> DATA