In the structure of the HTTP protocol was officially included the error code 451, indicating blocking page or at the request of the copyright owner state.
Usually, the codes do not belong to any political phenomenon, but there seems to have been an exception. 451 - a reference to the fiction novel by Ray Bradbury "Fahrenheit 451". In it described a society in which books are burned, degrees Fahrenheit - the temperature of the spontaneous paper ignition .
Code 451 was officially approved by the group on the development of the Internet Engineering Regulations (IESG), and will now be used in cases when the page can not be displayed because of the requirements of the copyright owner or a government ban on the country where the user is located. It is a bit like a warning on Youtube, where some videos can not be played in a particular country or region.
Nottingham said that standardization will more accurately determine why the page is not available - due to blockage or because of a problem on the server. Related Products :
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