I've come across Blackspider in the past and they have a good reputation for effectively cleaning mail. their service is effectively the same as message labs and countless other hosted solutions.
My understanding of how they work is that they either allow the message to pass or they don't. At least that's how it used to work!
So either you message is getting past or it's not. I agree with Marc that this sounds more like an email client issue. Maybe try sending the same message without the design but still with all the links then one with the design, but with no links? This should help you focus on what is causing the issue.
e-mail marketing and black spider software, DawnBrown, 25 Feb 10:38 Has anyone any experience of getting e-mails/e-news through black spider software?
On behalf of my client, I use a specialist e-mail marketing firm. However, I have not been ...
e-mail marketing and black spider software, MarcMunier, 25 Feb 17:02 Hello
Black spider is a pretty common bit of filtering software, mainly used in smaller companies.
It's unlikely that it is re-rendering your message just because of the way ...
e-mail marketing and black spider software, VOD, 26 Feb 08:46 I've come across Blackspider in the past and they have a good reputation for effectively cleaning mail. their service is effectively the same as message labs and countless other h ...