 List of assigned /8 IPv4 address blocks

A /8 IPv4 address block refers to an address range that contains approximately 16.7 million individual IP addresses. The first octet of a /8 address (the first 8 bits) determines the network part of the address, while the remaining three octets (the last 24 bits) provide the host addresses. Here is a list of some of the historically assigned /8 IPv4 address blocks, along with their corresponding organizations or purposes: 1. **0.0.0.