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How China ranks worldwide on dormant space, the transfer market, routing security and address density.
PeeringDB-registered presence.
APNIC-measured end-user deployment.
Clean prefixes (valid RPKI + IRR, no mismatch).
Cumulative IPv4, IPv6, and ASN allocations to China over time.
The largest autonomous systems registered to China by IPv4 footprint.
| AS | Holder | IPv4 | Prefixes |
|---|---|---|---|
| AS4134CN | CHINANET-BACKBONE - No.31,Jin-rong Street | 111.8M | 1,356 |
| AS4837CN | CHINA169-Backbone - CHINA UNICOM China169 Backbone | 59.2M | 1,597 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,205 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.3M | 5,834 |
| AS37963CN | ALIBABA-CN-NET - Hangzhou Alibaba Advertising Co.,Ltd. |
China against its land-border neighbours on IPv4, IPv6, AS numbers and per-capita density.
Share of announced address space covered by valid Route Origin Authorizations.
6,608 autonomous systems registered to China. Click an AS for detail.
| 20.4M |
| 843 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 566 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,104 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.2M | 2,247 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 10.5M | 1,193 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.8M | 5,168 |
| AS142899-250 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143786CN | AS143786-113 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144420CN | AS144420-235 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146674CN | AS146674-441 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144072CN | AS144072-399 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146740CN | AS146740-507 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144060CN | AS144060-387 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142655CN | AS142655-6 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142997CN | AS142997-348 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143176CN | AS143176-13 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146743CN | AS146743-510 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146326CN | AS146326-93 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144691CN | AS144691-506 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144328CN | AS144328-143 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145820CN | AS145820-99 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142923CN | AS142923-274 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143509CN | AS143509-346 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143959CN | AS143959-286 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146597CN | AS146597-364 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143018CN | AS143018-369 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146585CN | AS146585-352 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143810CN | AS143810-137 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143512CN | AS143512-349 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143313CN | AS143313-150 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145549CN | AS145549-340 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS38587CN | CERNET-IDC-AP - CERNET Internet Data Center | — | 257 | 2 |
| AS143042CN | AS143042-393 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143247CN | AS143247-84 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145215CN | AS145215-6 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144599CN | AS144599-414 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145823CN | AS145823-102 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146308CN | AS146308-75 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143926CN | AS143926-253 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143524CN | AS143524-361 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142670CN | AS142670-21 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143140CN | AS143140-491 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145566CN | AS145566-357 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144977CN | AS144977-280 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140291CN | CHINATELECOM-JIANGSU-NANJING-5G-NETWORK - CHINATELECOM Jiangsu province Nanjing 5G network | — | 192 | 3 |
| AS146019CN | AS146019-298 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145364CN | AS145364-155 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS139216CN | HTROY-AS-AP - Htroy Network Research Limited | — | 32 | 20 |
| AS145242CN | AS145242-33 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143581CN | AS143581-418 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146406CN | AS146406-173 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143834CN | AS143834-161 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS214955CN | LaunchPad-Network Weikang Zeng | — | 15 | 15 |