Returned mail: see transcript for details

From: MAILER-DAEMON@101533.local
Domain: IP info 101533.local
MX-server: IP info 101533.local
Size: 755 Bytes
Create: 2020-12-04
Update: 2020-12-04
Score: 0
Safe: Yes

The original message was received at Fri, 4 Dec 2020 11:14:31 +0500 from localhost [] ----- The following addresses had permanent fatal errors ----- (reason: 550-5.1.1 The email account that you tried to reach does not exist. Please try) ----- Transcript of session follows ----- ... while talking to >>> DATA ... User unknown

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