RE: Error 553 REPOST

  • From: "John Tolmachoff \(Lists\)" <johnlist@xxxxxxxxxxxxxxxxxxx>
  • To: "'[ExchangeList]'" <exchangelist@xxxxxxxxxxxxx>
  • Date: Fri, 16 May 2003 09:45:38 -0700

Looks like you have some serious DNS issues for


You have 5 MX records, yet only 3 are unique IP addresses.


One IP has not PTR record, and is not reachable.


The other 2 connect to servers that claim to be something else. Not good,
can cause problems.


John Tolmachoff MCSE CSSA


eServices For You


-----Original Message-----
From: Elias, Delores [mailto:delias@xxxxxxxxxx] 
Sent: Friday, May 16, 2003 9:20 AM
To: [ExchangeList]
Subject: [exchangelist] Error 553 REPOST

I apologize if this has already been received, but I received an email
message from the List Manager saying that the message was rejected, so I am




There's a domain "" whose emails we cannot receive.  When
someone from that domain sends us an email, they receive the following


Action failed...Diagnostic Code: SMTP: 553; Name blocked, not allowed;
message too large.


We cannot figure out why this is happening.  I have seached MS kb and Google
but have not found anything of substance.


Our mail server is Exch 5.5 on a W2k box (all service packs have been
applied to both).  We can send mail to them, but cannot receive any.


Any help would be appreciated.  Also, if I need to provide more information,
please let me know.





List Archives:
Exchange Newsletters:
Exchange FAQ:
ISA Server Resource Site:
Windows Security Resource Site:
Windows 2000/NT Fax Solutions:
You are currently subscribed to this Discussion List as:
To unsubscribe send a blank email to


The information supplied in this message may be legally privileged. If you
are not the intended recipient of this message, the sender does not intend
delivery to you to waive any privilege or right pertaining to this message.
If you have received this message in error, please immediately notify the
sender by return e-mail, and delete the errant message. Thank you.

Other related posts: