The original message was received at Tue, 28 Jan 2025 11:18:23 +0100 from [165.154.252.200] ----- The following addresses had permanent fatal errors ----- (reason: 550 5.4.1 Recipient address rejected: Access denied. [AM2PEPF0001C70E.eurprd05.prod.outlook.com 2025-01-28T10:19:09.995Z 08DD3E5225EE8E96]) (reason: 550 Message contained spam content (antispamcloud.spam.nwsjnk21)) (reason: 550 Message contained spam content (antispamcloud.spam.nwsjnk21)) (reason: 550 Message contained spam content (antispamcloud.spam.nwsjnk21)) (reason: 554 5.7.0 Reject, id=831112-20 - spam) (reason: 554 5.7.0 Reject, id=831112-20 - spam) (reason: 550 Mail content denied [NLAtegSadZQLY6w0uZ8LkZIOmh6j/O+NpH29rt1WH9g4+XMJ0hOpkYA= IP: 83.138.65.30]. https://open.work.weixin.qq.com/help2/pc/20056.) (reason: 550 5.7.1 Reject for policy reason RULE3_2: Spam detected) (reason: 451 4.4.1 reply: read error from mx1.hc1259-9.eu.iphmx.com.) (reason: 550 5.7.0 DT:SPM .For more information, please visit https://feedback.qiye.163.com/static/feedback/#/bounce/ABFOBSMCelZxCV8PcUl3fQYGHjVudwcjbRlACwwvHBJa) (reason: 550 permanent failure for one or more recipients (secretariat@simc.com.sg:blocked)) (reason: 550 5.7.0 DT:SPM .For more information, please visit https://feedback.qiye.163.com/static/feedback/#/bounce/ABFOBSMCelYjDg1ZcUl3cgYGHjVudwcjb0hEXwwvHBJa) (reason: 554 5.7.1 rejected by rspamd filter) (reason: 550 Host unknown) ----- Transcript of session follows ----- ... while talking to apav-pt.mail.protection.outlook.com.: >>> DATA ... User unknown >> DATA >> DATA >> DATA >> DATA >> DATA ... Deferred: 454 Transient reject by behaviour spamANTISPAM_BAT[01201311R4869S7610121220, maildocker-behaviorspam033045163118]: much too frequently sending ... while talking to mx1.cleanmx.pt.: >>> DATA >> DATA >> DATA >> DATA : Recipient address rejected: You are greylisted, please try later ... Deferred: 450 4.7.1 : Recipient address rejected: You are greylisted, please try later >> DATA : Recipient address rejected: You are greylisted, please try later ... Deferred: 450 4.7.1 : Recipient address rejected: You are greylisted, please try later >> DATA ... Deferred: 451 4.3.2 Please try again later >> DATA ... Deferred: 451 4.3.2 Please try again later >> DATA >> DATA >> DATA >> DATA >> DATA ... Deferred: 421-4.7.28 Gmail has detected an unusual rate of unsolicited mail. To protect ... while talking to fne.pt.: >>> DATA ... Deferred: 451 Temporarily unable to process your email. Please try again later. >> DATA >> DATA ... Deferred: 421-4.7.28 Gmail has detected an unusual rate of unsolicited mail. To protect ... while talking to mx1.qiye.aliyun.com.: >>> DATA ... Deferred: 454 Transient reject by behaviour spam at Rcpt State(Connection IP address:83.138.65.30)ANTISPAM_BAT[01201311R2068S2410121229, maildocker-behaviorspam033070011098]: too frequently sendingCONTINUE >> DATA ... Deferred: 454 Transient reject by behaviour spam at Rcpt State(Connection IP address:83.138.65.30)ANTISPAM_BAT[01201311R1468S8510121229, maildocker-behaviorspam033024137128]: too frequently sendingCONTINUE >> DATA ... Deferred: 454 Transient reject by behaviour spam at Rcpt State(Connection IP address:83.138.65.30)ANTISPAM_BAT[01201311R1268S4610121229, maildocker-behaviorspam033045032255]: too frequently sendingCONTINUE >> DATA >> DATA ... Deferred ... while talking to qiye163mx01.mxmail.netease.com.: >>> DATA >> DATA >> DATA >> DATA ... Host unknown (Name server: utechzore.com.tw: host not found)