There's multiple old threads on Jakarta Commons, which Ive had denied for the longest time.
Unfortunately, and considering my content (especially the requested page; I've some K-12 orgs that spider pages regularly), I had to consider/explore an exception for the IP based upon their potential clientele.
Unfortunately, the majority of their "ALL Partners", seem to be 3rd party services, as opposed to primarily educational orgs.
"We provide a full range of services that support the use of open source technologies in education, including Moodle, Sakai and others. With this effort, we are supporting teaching and learning wherever it is happening, around the globe."
69.196.241.zzz - - [16/Apr/2012:18:20:39 +0100] "GET /MyFolder/SubFolder/MyPage.html HTTP/1.1" 403 - "-" "Jakarta Commons-HttpClient/3.1"