Looking up a URL's category online for cOS Core Web Content Filtering

Last modified on 8 Mar, 2023. Revision 8
We may want to configure cOS Core Web Content Filtering (WCF) to block certain categories, but before we go live we would like to do a few lookups of different URLs to make sure we do not block anything important by accident.
Up to date for
cOS Core 14.00.06
Supported since
cOS Core 10.xx
Status OK
Peter Nilsson


We want to configure cOS Core Web Content Filtering (WCF), but before we decide which categories to Allow or Deny we want to see which categories some specific web pages will be assigned by the WCF subsystem . Is there a way to quickly check this?


Yes, there is. On the Clavister web site there is an online tool that can be used to lookup the category of any URL that is typed in. It is located at the following link:


Note: There is a deliberate limit on the rate at which queries can be entered. This is to prevent misuse by any third party.

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