Dear Pak Syafril,

Sebelumnya salam kenal, saya pengguna baru mdaemon (1 bulan),
kira-kira penyebabnya apa ya jika, user seringkali gagal mengirimkan email dengan info error sbb:

==================================================================
=  Greetings from the MDaemon mail system at mail.xxxx.co.id  =
==================================================================

The following message:

     Session-ID: 117907 (specific to this delivery attempt)
       Queue-ID: pd35000002405.msg
     Message-ID: [email protected]

could not be delivered to the following recipient(s):


despite one or more unsuccessful attempts to do so.

No further delivery attempts will be made and the message has been removed from the queue.

The original message headers follow at the end of this report. For information on DSN messages see http://www.altn.com/dsn/.

Please quote the Queue-ID, Session-ID, and Message-ID found above in any inquiries regarding this message.

========================
=  Session Transcript  =
========================

  Session 117907; child 0001
  Parsing message <xxxxxxxxxxxxxxxxxxxxxxxx\pd35000002405.msg>
  *  From: [email protected]
  *  To: [email protected]
  *  Subject: Re: $BG/;O0';"(B
  *  Size (bytes): 3603
  *  Message-ID: <[email protected]>
  *  Route slip host: tpr-sl.co.jp
  *  Route slip port: 25
  *  This message is 0 minutes old; it has 60 minutes left in this queue
  Attempting SMTP connection to [tpr-sl.co.jp]
  Resolving MX records for [tpr-sl.co.jp] (DNS Server: 202.150.128.65)...
  *  The name server reports that it is having technical problems
  Resolving MX records for [tpr-sl.co.jp] (DNS Server: 202.150.129.65)...
  *  The name server reports that it is having technical problems
  Attempting SMTP connection to [tpr-sl.co.jp:25]
  Resolving A record for [tpr-sl.co.jp] (DNS Server: 202.150.128.65)...
  *  The name server reports that it is having technical problems
  Attempting SMTP connection to [tpr-sl.co.jp:25]
  Resolving A record for [tpr-sl.co.jp] (DNS Server: 202.150.129.65)...
  *  The name server reports that it is having technical problems

========================
=    End Transcript    =
========================


jika saya cek via nslookup via server dns google, mx diatas sukses diresolve, kemudan dns server dan client coba saya rubah ke google, e-mail lebih sering bisa terkirim
kira-kira DNS kami yang bermasalah atau ada faktor lain.

Mohon bimbingannya.

Tks
----------
Budi S.

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