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 America1,652,764,033100,678
Asia931,240,91153,517
Europe775,710,28880,975
South America157,021,14612,122
Africa109,819,4038,164
Oceania60,927,24013,138
Antarctica4,555117
Unspecified00

IPv4 Address Space Allocation By Country

CountryNumber of IP AddressesNumber of Subnets
🇺🇸 United States1,537,681,433112,276
🇨🇳 China344,160,5777,728
🇯🇵 Japan199,036,07410,018
🇩🇪 Germany130,651,58024,535
🇬🇧 United Kingdom128,229,72531,131
🇰🇷 South Korea115,519,6193,103
🇧🇷 Brazil90,462,7108,899
🇫🇷 France82,061,29926,596
🇨🇦 Canada72,321,94715,460
🇮🇹 Italy57,807,2968,529
» 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-00749224,911,3602,514
ASN4134 - Chinanet102,809,5928,483
ASN7018 - ATT-INTERNET492,428,49710,488
ASN7922 - COMCAST-792269,678,2494,158
ASN4837 - CHINA UNICOM China169 Backbone57,157,8851,170
ASN8075 - MICROSOFT-CORP-MSN-AS-BLOCK54,213,631556
ASN16509 - AMAZON-0246,588,9263,474
ASN4766 - Korea Telecom45,278,7195,187
ASN17676 - SoftBank Corp.43,645,440150
ASN701 - UUNET39,922,1655,226
» 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 Military213,091,8162,429
China Telecom124,388,5351,120
AT&T Internet80,481,89212,225
US Air Force70,396,672467
China Unicom70,111,0991,214
Amazon.com60,392,7963,172
Comcast Cable59,798,6393,578
Microsoft Azure49,012,607304
Korea Telecom45,925,3591,047
SOFTBANK Corp.45,648,884289
» Show IP address allocation for all internet service providers...

IPv4 Address Space Allocation By Organization

OrganizationNumber of IP AddressesNumber of Subnets
US Military239,139,0483,469
China Telecom122,979,7033,131
AT&T Internet78,641,62014,392
China Unicom69,144,8272,105
Amazon.com60,452,1813,381
Comcast Cable59,760,9683,587
Microsoft Azure49,078,141334
SOFTBANK Corp.45,666,548339
Korea Telecom45,304,3035,030
Spectrum43,750,0584,505
» Show IP address allocation for all organizations...