macOS Clear DNS

Need to clear your DNS cache on you Mac? This can simply be done in terminal

 

1. Open Terminal and run this command

 

sudo killall -HUP mDNSResponder

 

2a. (Optional) Make a script

Using your preferred editor create a file called cleardns

Paste in the below text and Save the File.

 

#/bin/bash

sudo killall -HUP mDNSResponder

 

2b. Make the file executable

 

chmod a+x cleardns

 

2c. Move the file to /usr/local/bin

 

sudo mv cleardns /usr/local/bin/

 

That’s it. Now when you want to clear your cache from terminal type “cleardns”

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