This reminds me of the "DNS backscatter VPN tunnel" mechanism that was described a few years ago. Theoretically feasible; not at all pratical. Still, it seems to offer good data for Steve's list (700 sites & growing). ________________________________ From: isalist-bounce@xxxxxxxxxxxxx on behalf of Thomas W Shinder Sent: Mon 4/17/2006 8:29 AM To: isalist@xxxxxxxxxxxxx Subject: [isalist] antims dot com > blockzored More fun ways to subvert network security policy: antims dot com » blockzored: http://www.antims.com/2006/04/15/blockzored/ All mail to and from this domain is GFI-scanned.