OTA server is up right now, but the version on there will not autostart as I'm trying to fix crashing with the 8100... so you will have to start it every boot. You should probably hold off if you have 4.2.64 pearl version since you have no access to desktop manager if it starts crashing.
OTA Link:
http://74.119.5.86:8080/BlackBerryAlerts.jad