VirusTotal aggregates many antivirus products and online scan engines to check for viruses that the user's own antivirus may have missed, or to verify against any false positives.
Users can also scan suspect URLs and search through the VirusTotal dataset. VirusTotal for dynamic analysis of malware uses Cuckoo sandbox. VirusTotal was selected by PC World as one of the best 100 products of 2007.
Enter the URL you want scan in the textbox and click the Scan button. A summary will provide the last time the URL was scanned and the number of positives for viruses. A complete report is available in the Permalink.