Both the siduction repos and the loadbalancer have been changed recently.
http://forum.siduction.org/index.php?topic=6033.0
Repos change
Forum rules
Please supply only the affected package name as title, with bugreport number (bugs.debian.org) or other sources. This feed can be subscribed to and piped into your RSS reader or conky: http://linuxbbq.org/bbs/feed.php?mode=news
Please supply only the affected package name as title, with bugreport number (bugs.debian.org) or other sources. This feed can be subscribed to and piped into your RSS reader or conky: http://linuxbbq.org/bbs/feed.php?mode=news