Quick Response Team in sg?

From: Mail Administrator<Postmaster@vang.pacific.net.sg> Send reply to: Mail Administrator<Postmaster@vang.pacific.net.sg> Subject: Mail System Error - Returned Mail

This Message was undeliverable due to the following reason:

The following destination addresses were unknown (please check the addresses and re-mail the message):

SMTP <harish@brokat.com.sg>

Please reply to Postmaster@vang.pacific.net.sg if you feel this message to be in error.

Hmmmmm.