The original message was received at Tue, 28 Jan 2025 09:32:20 +0100 from [165.154.252.200] ----- The following addresses had permanent fatal errors ----- (reason: 451 4.7.500 Server busy. Please try again later from [83.138.65.30]. (AS780082) [SG2PEPF000B66C9.apcprd03.prod.outlook.com 2025-01-29T08:32:55.062Z 08DD3E3DF7D298C5]) (reason: 451 4.7.500 Server busy. Please try again later from [83.138.65.30]. (AS780082) [SG2PEPF000B66CF.apcprd03.prod.outlook.com 2025-01-29T08:32:58.111Z 08DD3E6860B46966]) (reason: 451 4.7.500 Server busy. Please try again later from [83.138.65.30]. (AS780082) [SG2PEPF000B66C9.apcprd03.prod.outlook.com 2025-01-29T08:33:00.968Z 08DD3E3DF7D2A364]) ----- Transcript of session follows ----- ... Deferred: Connection timed out with hk01.aipage.baidu-itm.com. ... while talking to life-hkbu-edu-hk.mail.protection.outlook.com.: >>> DATA ... Deferred: 451 4.7.500 Server busy. Please try again later from [83.138.65.30]. (AS780082) [SG2PEPF000B66C9.apcprd03.prod.outlook.com 2025-01-29T08:32:55.062Z 08DD3E3DF7D298C5] ... while talking to mediacorp-com-sg.mail.protection.outlook.com.: >>> DATA ... Deferred: 451 4.7.500 Server busy. Please try again later from [83.138.65.30]. (AS780082) [SG2PEPF000B66CF.apcprd03.prod.outlook.com 2025-01-29T08:32:58.111Z 08DD3E6860B46966] ... while talking to psbacademy-edu-sg0i.mail.protection.outlook.com.: >>> DATA ... Deferred: 451 4.7.500 Server busy. Please try again later from [83.138.65.30]. (AS780082) [SG2PEPF000B66C9.apcprd03.prod.outlook.com 2025-01-29T08:33:00.968Z 08DD3E3DF7D2A364] Message could not be delivered for 1 day Message will be deleted from queue