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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 | 1,353 |
| AS4837CN | CHINA169-Backbone - CHINA UNICOM China169 Backbone | 59.3M | 2,132 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,306 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.7M | 5,956 |
| 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.
6,624 autonomous systems registered to China. Click an AS for detail.
| 20.4M |
| 850 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 564 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,105 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.2M | 2,247 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 10.8M | 1,214 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,212 |
| AS145183-486 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145115CN | AS145115-418 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS202335CN | HAIMA-AS Zhanrui Tian | — | 229 | 10 |
| AS143519CN | AS143519-356 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144079CN | AS144079-406 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143561CN | AS143561-398 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146508CN | AS146508-275 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143031CN | AS143031-382 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144865CN | AS144865-168 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143879CN | AS143879-206 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140515CN | CHINATELECOM-GUANGXI-HECHI-5G-NETWORK - CHINATELECOM GUANGXI province HeChi 5G network | — | 3 | 3 |
| AS151814CN | GUOCHUANGXINXINGBEIJINGTECHNOLOGYCOLTD-AS-CN - Guo Chuang Xin Xing (Beijing) Technology Co Ltd | — | 1 | 1 |
| AS146130CN | AS146130-409 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143608CN | AS143608-445 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143025CN | AS143025-376 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144201CN | AS144201-16 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146279CN | AS146279-46 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143552CN | AS143552-389 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142093CN | AS142093-27 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS145847CN | AS145847-126 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146258CN | AS146258-25 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145472CN | AS145472-263 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144040CN | AS144040-367 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143358CN | AS143358-195 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142840CN | AS142840-191 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145380CN | AS145380-171 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144969CN | AS144969-272 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145109CN | AS145109-412 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144335CN | AS144335-150 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142864CN | AS142864-215 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143037CN | AS143037-388 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144522CN | AS144522-337 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140860CN | CHINATELECOM-JIANGXI-XINYU-5G-NETWORK - CHINATELECOM Jiangxi province Xinyu 5G network | — | 1 | 1 |
| AS144918CN | AS144918-221 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146487CN | AS146487-254 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142083CN | AS142083-17 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS143632CN | AS143632-469 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143638CN | AS143638-475 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145573CN | AS145573-364 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143001CN | AS143001-352 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146386CN | AS146386-153 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143647CN | AS143647-484 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144433CN | AS144433-248 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145978CN | AS145978-257 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151418CN | JUNKAI-AS-AP - Zhang Junkai | — | 2 | 2 |
| AS145523CN | AS145523-314 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142105CN | AS142105-39 - China Education and Research Network (CERNET) | — | 1 | 1 |