IP Tools
IPv4 subnet / CIDR calculation, IPv6 expansion, IP conversions and MAC validation.
IPv4 Subnet / CIDR CalculatorNetwork address, broadcast, wildcard, mask and host range from any CIDR.IPv6 Address ExpanderExpand abbreviated IPv6 to the full 8-group form.IPv6 Address CompressorCompress IPv6 to its shortest RFC 5952 form.IP to Decimal ConverterConvert IPv4 addresses to 32-bit integers and back.Decimal to IP ConverterTurn a packed integer back into dotted-quad IPv4.MAC Address ValidatorValidate MAC formats and inspect unicast/multicast and admin bits.