WEB.DE MailCheck fur Mozilla Firefox is developed by 1&1 Mail & Media GmbH and is used by 48 users of Software Informer. The most popular versions of this product among our users are: 2.1 and 3.0. The names of program executable files are rundll32.exe, shortboost.exe and WEB.DE_MailCheck_Repair.exe. The product will soon be reviewed by our informers.