Size of advertised address space This chart explains the ratio of advertised space of 2001::/16 against the route advertised by BGP4+. The count excludes the route which is a subset of another prefix. 2001::/16 is a unit of address space allocated by the registry and it shows the standard of use of address space. Number of whole routing pass and advertisement AS [yearly]>> Length of average AS pass [yearly]>> Number of whole routing pass and advertisement AS [monthly]>> Length of average AS pass [monthly]>> Ratio between v6ASes and v4ASes [yearly]>> Size of advertised address space [yearly]>> Ratio between v6ASes and v4ASes [monthly]>> Size of advertised address space [monthly]>> Ratio between v6ASes and v4ASes [whole term]>>   YEAR : 2005 2006 2007