macos flush dns code example

Example 1: flush dns ubuntu 18.04

sudo systemd-resolve --flush-caches

Example 2: how to flush dns on mac

dscacheutil -flushcache; sudo killall -HUP mDNSResponder

Example 3: macos clear dns cache

macbook$ sudo killall -HUP mDNSResponder;sudo killall mDNSResponderHelper;sudo dscacheutil -flushcache

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