is-ip

Check if a string is an IP address

v5.0.1 URL: https://unpkg.com/is-ip@5.0.1/index.js

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ip ipv6 ipv4 regex regexp match test find text pattern internet protocol address validate detect check is string

@chainsafe/is-ip

Check if a string is an IP address

v2.1.0 URL: https://unpkg.com/@chainsafe/is-ip@2.1.0

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ip ipv6 ipv4 regex regexp match test find text pattern internet protocol address validate detect check is string

is-port-reachable

Check if a local or remote port is reachable

v4.0.0 URL: https://unpkg.com/is-port-reachable@4.0.0/index.js

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port reachable local remote host ip localhost address connect connectable online socket tcp is check

tcp-port-used

A simple Node.js module to check if a TCP port is already bound.

v1.0.2 URL: https://unpkg.com/tcp-port-used@1.0.2/index.js

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tcp port available free check networking

in-range

Check if a number is in a given range

v3.0.0 URL: https://unpkg.com/in-range@3.0.0/index.js

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in range number check is bigint