The DNS (Domain Name System) cache contains all the information needed to convert a domain name into it's IP address which is used to request information from the server. If you are having connectivity problems (disconnection or lag) clearing out this cache (called 'Flushing') can help resolve the issue or improve your connection.
Flush DNS Entries with ipconfig /flushdns Command. In order to clear this DNS cache, we will use ipconfig command with /flushdns parameter. This will remove all DNS entries except localhost because it is a local system DNS record. > ipconfig /flushdns. How to Clear DNS Cache on Mac - iGeeksBlog Jun 29, 2020 IP Release, Renew, and Flush DNS - Blizzard Support To flush the DNS cache: Open the Terminal: Go > Utilities > Terminal. Use the command below, based on your macOS, to flush the DNS: macOS High Sierra (10.13), macOS Sierra (10.12), and OS X El Capitan (10.11): sudo dscacheutil -flushcache; macOS Yosemite (10.10.4+): sudo killall -HUP mDNSResponder
How Do I Flush My DNS Cache? - Smart DNS Proxy Support
May 28, 2017 PC connection troubleshooting - Electronic Arts Flush your DNS. Your system keeps a record of IP addresses and domain names for the servers you access. Sometimes it helps to clear old data from this cache and start fresh. It's extra important to try this if you've had any problems with your hard drive or if you have had a virus or malware infection on your PC.
Edge: DNS Flush - Microsoft Tech Community - 1131012
Apr 18, 2018