Report Id: 6a9bd4a4-ba97-428e-8fc4-68ce9cfc95fc This email was automatically generated by the Generate Incident Report action. Message Id: <20260220084459.AD84C5F7FB@mail03.dc03.hosted.exlibrisgroup.com> Sender: Mail Delivery System, MAILER-DAEMON@mail03.dc03.hosted.exlibrisgroup.com Subject: Undelivered Mail Returned to Sender Recipients: BH+library@emailandcloud.imperial.ac.uk To: no-reply@library.imperial.ac.uk Rule Hit: TR-Inbound-StripExternalHeaders-X-From-Outside, Action: RemoveHeader Rule Hit: TR-Inbound-StripExternalHeaders-X-IC-EnvSender, Action: RemoveHeader Rule Hit: TR-Inbound-StripExternalHeaders-X-IC-FromExchange, Action: RemoveHeader Rule Hit: TR-Inbound-StripExternalHeaders-X-IC-FromOnPrem, Action: RemoveHeader Rule Hit: TR-Inbound-StripExternalHeaders-X-IC-InitialID, Action: RemoveHeader Rule Hit: TR-Inbound-StripExternalHeaders-X-IC-IronPort, Action: RemoveHeader Rule Hit: TR-Inbound-StripExternalHeaders-X-IC-Proofpoint, Action: RemoveHeader Rule Hit: TR-Inbound-StripExternalHeaders-X-IC-SystemAlias, Action: RemoveHeader Rule Hit: TR-Inbound-StripExternalHeaders-X-MailMarshal-Action, Action: RemoveHeader Rule Hit: TR-Inbound-StripExternalHeaders-X-MailMarshal-MD5, Action: RemoveHeader Rule Hit: TR-Inbound-StripExternalHeaders-X-MailMarshal-Phish, Action: RemoveHeader Rule Hit: TR-Inbound-StripExternalHeaders-X-MailMarshal-Scanned, Action: RemoveHeader Rule Hit: TR-Inbound-StripExternalHeaders-X-MailMarshal-Spoof, Action: RemoveHeader Rule Hit: TR-Inbound-StripExternalHeaders-X-Scan-Signature, Action: RemoveHeader Rule Hit: TR-Inbound-StripExternalHeaders-X-Spam-Flag, Action: RemoveHeader Rule Hit: TR-Inbound-StripExternalHeaders-X-Spam-Level, Action: RemoveHeader Rule Hit: TR-Inbound-StripExternalHeaders-X-Spam-Processed-For, Action: RemoveHeader Rule Hit: TR-Inbound-StripExternalHeaders-X-Spam-Report, Action: RemoveHeader Rule Hit: TR-Inbound-StripExternalHeaders-X-Spam-Score, Action: RemoveHeader Rule Hit: TR-Inbound-StripExternalHeaders-X-Spam-Status, Action: RemoveHeader Rule Hit: Blackhole, Action: DeleteMessage, GenerateIncidentReport