What part of the archived web
/ > the time Machine Internet Archive is the largest and well-known archive that preserves web pages since 1995. Besides him there are a dozen other services, which are also archived to the web: the indexes of search engines and industry-specific archives like Archive-It , UK Web Archive , Cite Web , ArchiefWeb , Diigo . Interesting to know how many web pages gets into these files, relative to the total number of documents in the Internet? It is known that the base of the Internet Archive for 2011 contains more than 2.7 billion URIs , many of them in multiple copies taken at different points in time. For example, the home page of Habra "photographed" already 518 times since July 3, 2006 . It is also known that the base reference Google five years ago overstepped the mark in trillion unique URLS , although many of the documents were duplicated. Google is not able to perform all URLS, so the company decided to count the number of documents in the Internet a