For users surfing the World Wide Web with Mozilla, Mozilla Firefox, MS Internet Explorer or Opera Doctor Web, Ltd. offers free plug-ins to scan for viruses and all kinds of malicious programs any web link before it is opened, or any file before it is downloaded onto your computer. The plug-in for Mozilla Firefox also scans links in e-mail messages processed by Mozilla Thunderbird.

To scan a link or a file, you do not need to download and install Dr.Web anti-virus onto your computer, nor download the file you want to open or save — the scan will be done on Doctor Web, Ltd.`s servers with the most up-to-date version of the Dr.Web scanner and the latest updates of the virus definitions database.

Note: The file size limit is 12 MB.


Download For Firefox:


Download For Other Browsers: