Now you can get more faster internet facility with new generation of IP is "IPv6". IPV6 has launched on 6th June 2012 worldwide, now we can say its a 21st century internet. In IPv6 340 trillion trillion trillion (340,000,000,000,000,000,000,000,000,000,000,000,000) and its expands the limit to 2^128 addresses, hence there are large numbers enough to give everyone on earth at their own list of billions of IP Addresses. Whereas IPv4 only consists 4 Billion addresses and its not enough for the world's people.
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Source: Google