Page not found (404)

Request Method: GET
Request URL: http://www.shadrinsk.info/tags/%D0%BF%D0%B0%D0%BF%D0%B0/

No Tag found matching "%D0%BF%D0%B0%D0%BF%D0%B0".

You're seeing this error because you have DEBUG = True in your Django settings file. Change that to False, and Django will display a standard 404 page.