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 America1,652,651,412100,775
Asia931,305,96253,773
Europe775,690,51581,215
South America157,090,45212,175
Africa109,837,3378,160
Oceania60,972,35013,103
Antarctica4,556118
Unspecified00

IPv4 Address Space Allocation By Country

CountryNumber of IP AddressesNumber of Subnets
🇺🇸 United States1,537,560,691112,229
🇨🇳 China344,139,5577,744
🇯🇵 Japan198,938,6779,973
🇩🇪 Germany130,600,42724,749
🇬🇧 United Kingdom128,155,25631,109
🇰🇷 South Korea115,531,0193,136
🇧🇷 Brazil90,490,7548,928
🇫🇷 France82,104,05026,851
🇨🇦 Canada72,298,69315,402
🇮🇹 Italy57,815,6168,572
» 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-00749224,902,4002,523
ASN4134 - Chinanet102,765,8168,465
ASN7018 - ATT-INTERNET492,439,24610,572
ASN7922 - COMCAST-792269,677,2244,197
ASN4837 - CHINA UNICOM China169 Backbone57,161,4691,140
ASN8075 - MICROSOFT-CORP-MSN-AS-BLOCK54,215,679568
ASN16509 - AMAZON-0246,546,9423,515
ASN4766 - Korea Telecom46,365,6955,199
ASN17676 - SoftBank Corp.43,645,440150
ASN701 - UUNET39,926,0055,238
» 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 Military213,099,2402,424
China Telecom124,391,0951,123
AT&T Internet80,476,90512,719
US Air Force70,394,368472
China Unicom70,118,5231,214
Amazon.com60,399,9643,176
Comcast Cable59,798,3823,607
Microsoft Azure49,012,607304
Korea Telecom47,012,3351,056
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 Military239,180,7763,469
China Telecom122,966,3913,104
AT&T Internet78,627,67414,858
China Unicom69,175,8031,994
Amazon.com60,458,8373,386
Comcast Cable59,760,7113,616
Microsoft Azure49,078,141334
Korea Telecom46,391,0235,047
SOFTBANK Corp.45,666,548339
Spectrum43,739,0494,509
» Show IP address allocation for all organizations...