IP Address Allocation

Below you will find the IP address distribution to various continents, countries, ASNs (Autonomous System Numbers), ISPs (Internet Service Providers) and organizations. Follow the respective links to learn more about the subnets that are assigned to or allocated by a specific entity.

IPv4 Address Space Allocation By Continent

ContinentNumber of IP AddressesNumber of Subnets
North America1,652,363,35398,988
Asia931,300,06253,033
Europe775,786,04180,582
South America156,934,19511,995
Africa109,875,1698,264
Oceania61,086,85712,845
Antarctica4,555117
Unspecified00

IPv4 Address Space Allocation By Country

CountryNumber of IP AddressesNumber of Subnets
🇺🇸 United States1,537,284,156110,309
🇨🇳 China344,181,8277,637
🇯🇵 Japan199,183,6979,915
🇩🇪 Germany130,502,94124,427
🇬🇧 United Kingdom127,444,52031,503
🇰🇷 South Korea115,510,4243,024
🇧🇷 Brazil90,460,1968,799
🇫🇷 France82,004,91326,713
🇨🇦 Canada72,379,11615,144
🇮🇹 Italy57,822,7588,581
» Show IP address allocation for all countries...

IPv4 Address Space Allocation By ASN (Autonomous System Number)

Autonomous System Number (ASN)Number of IP AddressesNumber of Subnets
ASN749 - DNIC-AS-00749224,933,6322,672
ASN4134 - Chinanet102,844,1528,740
ASN7018 - ATT-INTERNET492,329,94010,427
ASN7922 - COMCAST-792269,669,0384,092
ASN4837 - CHINA UNICOM China169 Backbone57,157,1181,150
ASN8075 - MICROSOFT-CORP-MSN-AS-BLOCK54,207,999534
ASN16509 - AMAZON-0246,426,1093,426
ASN4766 - Korea Telecom45,277,6955,213
ASN17676 - SoftBank Corp.43,581,440152
ASN701 - UUNET39,900,1505,245
» Show IP address allocation for all autonomous system numbers...

IPv4 Address Space Allocation By ISP (Internet Service Provider)

ISPNumber of IP AddressesNumber of Subnets
US Military213,063,4002,419
China Telecom124,394,4231,128
AT&T Internet80,539,10210,559
US Air Force70,391,296466
China Unicom70,111,3561,199
Amazon.com60,276,6993,102
Comcast Cable59,789,4283,489
Microsoft Azure49,012,607304
Korea Telecom45,925,8711,048
SOFTBANK Corp.45,585,140292
» Show IP address allocation for all internet service providers...

IPv4 Address Space Allocation By Organization

OrganizationNumber of IP AddressesNumber of Subnets
US Military239,611,6243,585
China Telecom122,943,3513,091
AT&T Internet78,634,06212,862
China Unicom69,164,5401,989
Amazon.com60,333,7803,306
Comcast Cable59,751,7573,498
Microsoft Azure49,078,141334
SOFTBANK Corp.45,602,804341
Korea Telecom45,303,7915,047
Spectrum43,803,3124,455
» Show IP address allocation for all organizations...