This is what I was seeing too.
----- Original Message -----
From:Andre Gironda <andre at operations.net>
To:"nanog at nanog.org" <nanog at nanog.org>
Cc:andrew.wallace <andrew.wallace at rocketmail.com>
Sent:Thursday, 16 December 2010, 21:39:24
Subject:Re: Facebook issue
It's returning an empty set of html tags