Network

6 tools

Free IPv4 subnet calculator Parse your IPv4 CIDR blocks and get all the info you need about your subnet.
Free IPv4 address converter Convert an IP address into decimal, binary, hexadecimal, or even an IPv6 representation of it.
Free IPv4 range expander Given a start and an end IPv4 address, this tool calculates a valid IPv4 subnet along with its CIDR notation.
Free MAC address lookup Find the vendor and manufacturer of a device by its MAC address.
Free MAC address generator Enter the quantity and prefix. MAC addresses will be generated in your chosen case (uppercase or lowercase)
Free IPv6 ULA generator Generate your own local, non-routable IP addresses for your network according to RFC4193.
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