Le temps de consulter, http://reflets.info/opendata-sur-lextranet-ump-du-senat/ on arrive sur :

Il y a encore quelques secondes en tapant http://www.ump-senat.fr/extranet/ on avait tendance a arriver sur http://youporn.com/extranet/.

Nouvelle variante en ligne sur la page d'accueil http://www.ump-senat.fr :

quelques secondes après :

LOLILOL Server Error

The server encountered an internal error or misconfiguration and was unable to complete your request.

Please contact the server administrator, postmaster@ump-senat.fr and inform them of the time the error occurred, and anything you might have done that may have caused the error.

More information about this error may be available in the server error log.

On avance on a désormais :

Erreur 403 Forbidden You don't have permission to access / on this server.