No matter how regrettable it is, but until the end of the IPv4 Internet, there are not many 680 days left, that is, no more than 2 years or 28 of the 256 IP blocks reserved by IANA. The numbers are known for the countdown timer of IPv4 Internet space, developed by Intec NetCore . The meter itself is available in several languages, including Ukrainian and Russian . I had to put my hand to the latter. You can also install Windows and Mac OS X gadgets to track the approaching end in real time ...