List of assigned /8 IPv4 address blocks - WikipediaSome large /8 blocks of IPv4 addresses, the former Class A network blocks, are assigned in whole to single organizations or related groups of organizations, either by the Internet Corporation for Assigned Names and Numbers (ICANN), through the Internet Assigned Numbers Authority (IANA), or a regional Internet registry. Each /8 block contains 2563 = 224 = 16,777,216 addresses, which covers the whol
IPアドレスでクラスAが割り当てられている(つまり、グローバルIPを16,777,214個所有している)組織が、現在でも50組織程度あるという話を聞いたのですが、その組…
