Represents an IPv4 address Constructor new Address4(address: string): Address4 Static methods static isValid(address: string): boolean — Returns true if the given string is a valid IPv4 address (with optional CIDR subnet), false otherwise. Host bits in the subnet portion are allowed (e.g. 192.168.1.5/24 is valid); for strict network-address validation compare correctForm() to startAddress().correc

