PrismKitNetworkIP in CIDR CheckerIP in CIDR CheckerRuns in your browserLocalCopy linkMarkdownCheck which CIDR blocks contain each IP address in a list, and spot overlapping blocks.CIDR to IP RangeTurn an IPv4 or IPv6 CIDR block into its address range, or a range back into the fewest CIDR blocks.Subnet SplitterSplit an IPv4 or IPv6 network into a number of equal subnets or into subnets of a chosen prefix length.