DNS Cache (Caching Name Servers)It is a process that is stored query DNS of an application (Internet browser, FTP client, Yahoo! Messenger, etc.…). In general, this process helps servers that hold domain names to store for a while (Determined by the server configuration) data query on the user's end. In this way, we obtain a higher response speed server or web server that holds data about an application and creates a communication bridge between the PC and server.
Several applications use DNS cache during runtime application to check updateAPIs, updates or even validity of licenses.
If you are curious to see which servers have DNS caches on your PC open (with the privileges of administrator) a Command Prompt (Ctrl+ Win> cmd > Enter) and type:
ipconfig /displaydns
To clean DNS Cache, Type in CMD:
ipconfig /flushdns
In CMD you will need to receive the message:
Windows IP Configuration
Successfully flushed the DNS Resolver Cache.
Activation and deactivation DNS cache (DNS Client service:
net stop dnscache
net start dnscache
Reference DNS Cache (Recursive and caching name server) (Wikipedia).
Stealth Settings - CLEAN, ENABLE & DISABLE DNS CACHE.