netmask49.2mMIT2.0.2Parse and lookup IP network blocks
rsIl y a about 3 yearscidr, net, mask, ip cidr-regex4mBSD-2-Clause5.0.0Regular expression for matching IP addresses in CIDR notation
silverwindIl y a about 1 month is-cidr3.6mBSD-2-Clause5.1.1Check if a string is an IP address in CIDR notation
silverwindIl y a 7 months ip6addr642.2kMPL-2.00.2.5IPv6/IPv4 address parsing and manipulation
joyentIl y a 7 monthscidr, ip, ipv4, ipv6