and what does avast say? …you may attach a screenshot of the avast popup warning

urlvoid report. http://www.urlvoid.com/scan/rueducommerce.fr/

quttera suspicious. http://quttera.com/detailed_report/rueducommerce.fr

unmaskparasites suspicious. http://unmaskparasites.com/security-report/?page=rueducommerce.fr