Your send MTA may be routing mail from another IP address which doesn't match you MX records, so I believe. That is, your mx records for ownewilliams.co.uk is 193.133.143.82 with the highest preference. If you send mail via another IP address not in the MX records, then they will reject your mail.
I think I'm right, so I'll wait for a second opinion!!! -----Original Message----- From: Olds, Dominic [mailto:[EMAIL PROTECTED]] Sent: 25 April 2002 10:42 To: Exchange Discussions Subject: Reverse DNS on mail servers > Hi all > Hopefully just a quick one here...I have an issue with one of our > cutomers who will not accept email from us because our mail server > (apparently) is not reachable via a reverse DNS lookup. How and where > do I configure this? I thought it was done by the ISP hosting our > domain name on their DNS servers....or do I need to specifically > configure it on the mail server itself? Many thanks > Dom. > > > _________________________________________________________________ List posting FAQ: http://www.swinc.com/resource/exch_faq.htm Archives: http://www.swynk.com/sitesearch/search.asp To unsubscribe: mailto:[EMAIL PROTECTED] Exchange List admin: [EMAIL PROTECTED] ********************************************************************** This email and any files transmitted with it are confidential and intended solely for the use of the individual or entity to whom they are addressed. If you have received this email in error please notify the system manager. Network Defence Ltd ********************************************************************** _________________________________________________________________ List posting FAQ: http://www.swinc.com/resource/exch_faq.htm Archives: http://www.swynk.com/sitesearch/search.asp To unsubscribe: mailto:[EMAIL PROTECTED] Exchange List admin: [EMAIL PROTECTED]
