Subject: Mail delivery failed: returning message to sender
From: Mail Delivery System <[email-masked]>
To: [email-masked]
Date: Thu, 27 Oct 2022 05:34:14 +0800

This message was created automatically by mail delivery software.

A message that you sent could not be delivered to one or more of its
recipients. This is a permanent error. The following address(es) failed:

  [email-masked]
    (ultimately generated from [email-masked])
    LMTP error after RCPT TO:<[email-masked]>:
    451 4.3.0 <[email-masked]> Temporary internal error:
    retry timeout exceeded

Subject: ***SPAM*** Adelaide adv
From: Adelaide <[email-masked]>
Date: Wed, 26 Oct 2022 23:33:26 +0200

Hello. I am in your city. I know you a little. You and I have one mutual friend. If you want to get to know me better, go to my profile. See you soon.