Hi,

Have you checked the IronPort reputation scores for your mailserver IPs?
Google uses this data as part of it's spam detection method.

William

On Tue, 2010-09-28 at 16:15 -0400, Erik L wrote:
> I realize that this is somewhat OT, but I'm sure that others on the list 
> encounter the same issues and that at least some folks might have useful 
> comments. 
> 
> An increasingly large number of our customers are using Gmail or Google Apps 
> and almost all of our OSS/BSS mail is getting spam filtered by Google. Among 
> others, these e-mails include invoices, order confirmations, payment 
> notifications, customer portal logins, and tickets. Almost anything we send 
> to customers on Google ends up in their spam folder. This results in a lot of 
> calls and makes much of our automation pointless, never mind all the lost 
> sales.
> 
> The problem is compounded by those who use mail clients and do not log in to 
> the webmail at all, since they would never see the contents of the Google 
> spam folder.
> 
> We have proper A+PTR records on the edge MTAs, proper SPF records for the 
> originating domain, proper Return-Path and other headers, and so on. There 
> isn't anything that I can think of other than the content itself which would 
> be abnormal, and obviously the content is repetitive and can't be changed 
> much. Is there something obvious which we've missed?
> 
> Aside from the following clearly impractical solutions, what can we do? 
> 1. Asking everyone (including those we don't even know yet) to whitelist all 
> of our addresses, to check their spam folders, and to click on "this is not 
> spam"
> 2. Providing our own free e-mail service to everyone (including those we 
> don't even know yet) and putting up "don't use Google" ads on all of our 
> customer-facing systems
> 
> At least this isn't Hotmail where mail is just silently deleted with no NDR 
> after it's accepted by their MTAs.
> 
> The call volume has been going up instead of down lately and it's gotten to 
> the point where we're sending MTA log extracts to people to prove to them 
> that we really did e-mail them. 
> 
> Would greatly appreciate any advice.
> 
> Erik
> 



Reply via email to