Hopefully only its Web server, as the Center’s URL is not accessible with various browsers (including linked from the NIH homepage) …
You are not authorized to view this page
You do not have permission to view this directory or page due to the access control list (ACL) that is configured for this resource on the Web server.
and its cached page is a few hours old:
This is Google’s cache of http://www.ncrr.nih.gov/. It is a snapshot of the page as it appeared on Sep 20, 2011 17:38:46 GMT.
No doubt temporary, but what are the chances that the Website of just this IC would go down?
Update: Not long after this post went up, so did the NCRR Website. Coincidence?