Transient Delivery Failure

[MDaemon]

The attached message had transient non-fatal delivery errors

THIS IS A WARNING MESSAGE ONLY - YOU DO NOT NEED TO RESEND YOUR MESSAGE!

This server is configured to automatically retry delivery at configured
intervals.  Subsequent attempts to deliver this message are pending.

--- Partial Session Transcript ---
  Attempting SMTP connection to [mita-bkl.ru : 25]
  A-record resolution of [mita-bkl.ru] in progress (DNS Server: 202.27.184.3)...
  Name server reports domain name unknown.
  This message is 60 minutes old; it has 0 minutes left in this queue
  Primary queue lifetime exceeded; message placed in retry queue
--- End Transcript ---

: Message contains [1] file attachments

--- Begin Message --- Subject: Darling

teens4free[1].html
Description: Binary data

--- End Message ---