Ah, so the heart of the problem is that the client is using a non-business class service for business services. Hey, I bet that even breaks their policy and agreement. No one should be running any kind of e-mail server from a non-business class internet connection. There are just too many problems that can arise. John T eServices For You > -----Original Message----- > From: Andrew English [mailto:andrew@xxxxxxxxxxxxxxxxxxxxxx] > Sent: Thursday, October 20, 2005 11:54 AM > To: [ExchangeList] > Subject: [exchangelist] RE: Is this IMF talking?? > > http://www.MSExchange.org/ > > I think this will answer your question. > > Good afternoon, > > The reason why ORDB/SORBS is blacklisting the IP class 70.50.x.x is that > it as been identified as a dynamic pool in the reverse lookup. In that > range their are dynamic and static The reverse DNS that Bell provides on > these IP's does meet SORBS requirements and our department were informed > that the DNS will not be modified. > > Unfortunately, this type of static IP service does not include > modification of the reverse DNS. There are other type of services > available that will allow your company to change the PTR, it is called > Business Internet Dedicated ADSL (15gig) with static IP. > > With the service you currently have, you can in theory host a website > and a mail server but some ISPs will refuse mail if the reverse DNS > indicates a dynamic IP address range. > > If your goal is to host your own mail server that will allow all mail to > be accepted, we suggest to go with the Business Internet Dedicated ADSL > (15gig) with static IP service. You contact the sales department at > 1-888-676-7777. Otherwise you can setup your mail server to use Bell's > (smtp.bellnet.ca). > > Be sure to contact us if you have any further concerns or comments. > > Regards, > > Chris Robinson > Bell Internet Management Services - > Service Investigations > abuse@xxxxxxxxxxxxxx > > > ---snip--- > > So I guess the smtp.bellnet.ca ends up in the smart host of the SMTP > server? > > Andrew > > -----Original Message----- > From: John T (Lists) [mailto:johnlist@xxxxxxxxxxxxxxxxxxx] > Sent: Thursday, October 20, 2005 11:33 AM > To: [ExchangeList] > Subject: [exchangelist] RE: Is this IMF talking?? > > http://www.MSExchange.org/ > > The SORBS-DUL list should never be used as a strict indicator of a > problem, and in fact many of us with weighting systems score that list > very low. > > FYI, his IP only fails that test, no other, although Andrew should > request a valid PTR with the actual server name, but then again he knows > what he is do so... > > John T > eServices For You > > ------------------------------------------------------ > List Archives: http://www.webelists.com/cgi/lyris.pl?enter=exchangelist > Exchange Newsletters: http://www.msexchange.org/pages/newsletter.asp > ------------------------------------------------------ > Visit TechGenix.com for more information about our other sites: > http://www.techgenix.com > ------------------------------------------------------ > You are currently subscribed to this MSExchange.org Discussion List as: > johnlist@xxxxxxxxxxxxxxxxxxx > To unsubscribe visit http://www.webelists.com/cgi/lyris.pl?enter=exchangelist > Report abuse to listadmin@xxxxxxxxxxxxxx