From RIPE, "An allocation is the block of IP addresses that is reserved by the RIPE NCC for your use now and in the future. An assignment is a block of IP addre

From RIPE, "An allocation is the block of IP addresses that is reserved by the RIPE NCC for your use now and in the future. An assignment is a block of IP addresses from your allocation that is used on an active network." https://www.ripe.net/manage-ips-and-asns/resource-management/faq/faq-ipv4-address-space/what-is-the-difference-between-an-ip-address-assignment-and-an-ip-address-allocation" https://www.ripe.net/manage-ips-and-asns/resource-management...