Warning: could not send message for past 4 hours

From:MAILER-DAEMON@mediaf.han-solo.net
Domain:IP info mediaf.han-solo.net
MX-server:IP info mediaf.han-solo.net
Size:550 Bytes
Create:2025-01-28
Sent:2025-01-28 12:28
Update:2025-01-28
Score:0
Safe:Yes

********************************************** ** THIS IS A WARNING MESSAGE ONLY ** ** YOU DO NOT NEED TO RESEND YOUR MESSAGE ** ********************************************** The original message was received at Tue, 28 Jan 2025 09:13:56 +0100 from [165.154.252.200] ----- Transcript of session follows ----- 451 dgaccp.pt: Name server timeout ,,... Deferred Warning: message still undelivered after 4 hours Will keep trying until message is 1 day old