A jvs file extension is related to the Web Proxy Autodiscovery Protocol data format.
JVS file extension - Web Proxy Autodiscovery Protocol data
What is jvs file? How to open jvs files?
File type specification:
The Web Proxy Auto Discovery Protocol, WPAD for short. An application connecting to the internet may search the local network to find information about proxies and rules which proxy to use when connecting to specific (i.e. local or remote) servers.
WPAD leverages a JavaScript file called wpad.dat that is located on a WPAD server. The file itself is retrieved using HTTP. WPAD has been implemented by Netscape in 1996.
Mime types:
application/x-ns-proxy-autoconfig
This jvs file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.