Sucuri.Net is a powerful free service that allows you to check malware in your website simply by typing your web addres and pressing ENTER. Malware Scanner is free but it also provides some premium features like you can clean up wizard for blacklisted sites, malware monitoring and clean up etc.
For scanning your website for malware and suspicious files; visit its home page Sucuri.Net, type your website’s domain name and press ENTER. This directs you to the result page showing the scanned details of your website like:
It also shows you a list of scanned URLs of your website, website, server, IP, used web applications details and blacklisting status etc.