Hello, this is the mail server on qu.quackerservapi.live. I am sending you this message to inform you on the delivery status of a message you previously sent. Immediately below you will find a list of the affected recipients; also attached is a Delivery Status Notification (DSN) report in standard format, as well as the headers of the original message. <cygwin@cygwin.com> delivery failed; will not continue trying -------------- next part -------------- A non-text attachment was scrubbed... Name: not available Type: text/rfc822-headers Size: 332 bytes Desc: not available URL: <https://cygwin.com/pipermail/cygwin/attachments/20200429/50132d5e/attachment.bin>