router-ips
List of common default router IP addresses
ip-filter
Validates given IPs (IPv4 and IPv6) using [micromatch][] - glob patterns, RegExp, string or array of globs. If match returns the IP, otherwise null.
cloudflare-ips
The list of CloudFlare IPs (IP ranges) to be used in the "trust proxy" configurations.
express-ip-filter
Middleware for [express][] that filters IPs against glob patterns, RegExp, string or array of globs. Support custom `403 Forbidden` message, blacklists, whitelists and custom ID.
cidr-js
Utility for expanding cidr blocks in a list of IPs