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Skip to main content Private area snippets.bentasker.co.uk Search Tags BASH Python JS Misc Extract IP addresses with grep (BASH) Ben Tasker 2017-10-05 09:33 Category: BASH Simple grep patterns to extract ip addresses Details Language: BASH Snippet # IPv4 grep -o '[0-9]\{1,3\}\.[0-9]\{1,3\}\.[0-9]\{1,3\}\.[0-9]\{1,3\}' # IPv6 grep -o -P "([A-Fa-f0-9]{1,4}::?){1,7}[A-Fa-f0-9]{1,4}" address bash extract grep identify ip ipv4 ipv6 Previous post Next post Contents © 2026 Ben...