This is the result I got:

Processing http://www.webnauts.net/

This may take some time... (why?)
Anchors

Found 16 anchors.

Valid anchors!
List of broken links and redirects

Fragments listed are broken. See the table below to know what action to take.
Code Occurrences What to do
(N/A) 9 The link was not checked due to robots exclusion rules. Check the link manually, and see also the link checker documentation on robots exclusion.
404 1 The link is broken. Fix it NOW!

http://ekstreme.com/socializer/?url=...ulting+Company
What to do: The link is broken. Fix it NOW!
Response status code: 404
Response message: Not Found
Line: 197

Xen