*Update*

The routing issue has been resolved and the listed services are back online.
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Previous Description (2010-12-23 10:56:14):

An number of services are experiencing outages due to a network routing issue.

These services are:

www.queensu.ca/news - This is causing www.queensu.ca main page to slow down.
winter.ad (backup AD controller)
GE Picture Perfect

IT Services staff are looking into the issue.