The Domain Name System ( DNS) is a hierarchical decentralized naming system for computers, services, or other resources connected to the Internet or a private network. It associates various information with domain names assigned to each of the participating entities.
Most prominently, it translates more readily memorized domain names to the numerical IP addresses needed for locating and identifying computer services and devices with the underlying network protocols. Clear and Flush DNS Cache with command line:.
Open a command line interface. Display DNS Records. Flush DNS Cache. Check DNS Records To flush DNS cache just follow the step by step guide. It works the same on all Windows operating systems, but different on various MacOS and Linux distributions.
How to View DNS Cache To view DNS cache on Windows systems, just type “ipconfig /displaydns” in command prompt. Press Windows+R to open the Run. Type “ cmd” and press enter to open the command prompt. Now type “ipconfig /displaydns” to view DNS cache and records. The ipconfig /displaydns result is like this. Flush DNS Cache on MacOS Flushing the DNS in Mac OS X is an easy process, but the steps taken will depend on which version of OS X you are running. For the different version of MacOS operating system use the following command to clear and flush DNS cache.
MacOS Sierra, OS X El Capitan, Mac OS X Yosemite, Mac OS X Mavericks, Mac OS X Mountain Lion, Mac OS X Mountain Lion, and Mac OS X Lion. If you are running Mac OS X 10.11, you need to follow the below steps:. Open up the command terminal. Run the command sudo killall -HUP mDNSResponder Mac OS X Snow Leopard. If you are running Mac OS X 10.6, you need to follow the below steps:. Open up a command terminal.
Mac Mountain Lion Update
Run the command sudo dscacheutil -flushcache Mac OS X Leopard and below. If you are running Mac OS X 10.5.1 or below, you need to follow the below steps:. Open a command terminal.
Mac Mountain Lion Download
Run the command sudo lookupd -flushcache Flush DNS Cache on Linux If you are running the nscd Name Service Cache Daemon and wish to flush your DNS cache, then you will need to do the following. Open up a command terminal (either as root or run step 2 with sudo). Run the command /etc/init.d/nscd restart. Now, you just have to restart the NSCD. To do, type the following command.