Why do you need to lease IPv4 addresses?
- For providers, in order to issue real IP addresses to their end customers the access to the Internet.
- ISPs need IP addresses to organize connection and connect to the Internet itself via BGP and connect their customers via BGP.
- Leasing IP addresses are needed for those who plan to connect their equipment directly to the Internet and have access from anywhere in the world to their infrastructure.
- IP lease is necessary for hosting providers and data centers for equipment and placement of clients' websites on them, provision of services of virtual servers VPS (Virtual Private Server), when a large number of virtual machines are located on one physical server. Each of them requires its own dedicated IP address.
- This is not a final list, since the all modern Internet network operates on the basis of the IPv4 protocol.