maybe that is not what you are looking for.. sucuri's "sitecheck" will scan a website to see if it has been compromised ie to see if it has any malcious content..
here is an example of a website that was scanned by securi's "sitecheck":
Urlvoid.com is a FREE service developed by NoVirusThanks Company that allows users to scan a website address with multiple web reputation engines to facilitate the detection of possible dangerous websites