Technically, MKV is a container. It can contain not just video/audio but also attachments like HTML or executables. In 2023-2025, security researchers found a rise in "MKV malware" where the file exploits vulnerabilities in VLC or MPC-HC players. A malicious "Interstellar" file could install a crypto miner on your PC.
Between 2015 and 2020, Google actively "de-indexed" (removed) most open directories. If you search for "index of" interstellar 720p today, you will likely find: Index Of Interstellar 720p Dual Audio -hindi-
Why? Because Google's Safe Browsing tools now flag unencrypted HTTP directories as "Not Secure." Modern browsers (Chrome, Firefox, Edge) will block you from accessing them unless you manually override the warning. Technically, MKV is a container
In the early days of the internet (and still on poorly configured servers today), website administrators often forgot to disable directory listing. When you visit a standard webpage, you see an HTML file. But if you navigate to a folder on a server (e.g., http://example.com/movies/) without an index.html file, the server often displays a plain list of files. These are essentially open FTP or HTTP directories
Search engines like Google index these lists. Thus, a search for "Index of Interstellar 720p" yields results that look like this:
Parent Directory
Interstellar.2014.720p.BluRay.x264.[English].mp4
Interstellar.2014.720p.Dual-Audio.[Hindi-English].mkv
Interstellar.Sample.mkv
These are essentially open FTP or HTTP directories where you can download the file directly by clicking it.