dns flush command code example

Example 1: flush dns ubuntu 18.04

sudo systemd-resolve --flush-caches

Example 2: flush dns linux

sudo systemd-resolve --flush-caches
sudo systemd-resolve --statistics
sudo /etc/init.d/dns-clean start

Example 3: dns flush command

ipconfig /flushdns

Example 4: flush dns

sudo lookupd -flushcache