AS Number Lookup

Autonomous System (AS) Numbers are used by various routing protocols. IANA allocates AS Numbers to Regional Internet Registries (RIRs).

The RIRs further allocate or assign AS Numbers to network operators in line with RIR policies.


ASN by Country

Autonomous System (AS) Numbers count by Country.

Country Continent Total ASN
United States us Flag North America 16,865
Brazil br Flag South America 7,710
Russian Federation ru Flag Europe 4,986
Unknown Unknown 2,494
India in Flag Asia 2,338
Indonesia id Flag Asia 2,332
Germany de Flag Europe 2,110
Poland pl Flag Europe 1,946
United Kingdom gb Flag Europe 1,878
Ukraine ua Flag Europe 1,583