Blog

Flush DNS cache on macOS

For most versions of OSX and macOS I have found the following works

sudo killall -HUP mDNSResponder


I have seen notes to indicate that 

dnscacheutil -flushcache 

or

discoveryutil udnsflushcaches

are needed for  Yosemite and older versions.


Thanks to: https://help.dreamhost.com/hc/en-us/articles/214981288-Flushing-your-DNS-cache-in-Mac-OS-X-and-Linux amongst other sites.

© Mick Vaites 2018