8 11 2012

Tom Makau

The current Internet infrastructure is built on an addressing scheme known as IPv4 which in full stands for Internet Protocol version 4. These addresses are assigned to each device that is connected to the Internet be it a mobile phone, tablet, desktop computer, router or server.

The sad news however is that due to the tremendous growth and poor planning the Internet has experienced in the last ten or so years, the available IPv4 addresses are getting depleted. The  Internet Assigned Numbers Authority (IANA) which is the body responsible for allocating these addresses is on the verge of handling out the last unallocated addresses in the Internet’s IPv4 address space. The IANA is currently down to five unallocated “Class A” blocks of 16 million addresses each; under IANA and ICANN rules, those blocks will now be allocated (one each) to the five Regional Internet Registries (RIR’s)—the African Network Information Center…

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