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DNS Command Line Configuration on macOS
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dns.md

DNS Command Line Configuration on macOS

The following commands work on macOS High Sierra, not tested in previous versions

Get DNS Resolvers

$ scutil --dns | grep 'nameserver\[[0-9]*\]'

Change DNS Resolvers

$ networksetup -setdnsservers Wi-Fi 8.8.8.8 8.8.4.4

Reset DNS Resolvers (Default)

$ networksetup -setdnsservers Wi-Fi empty

Flush DNS Cache (High Sierra)

$ sudo killall -HUP mDNSResponder
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