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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 |
| AS146579-346 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144733CN | AS144733-36 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145906CN | AS145906-185 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142887CN | AS142887-238 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145519CN | AS145519-310 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144876CN | AS144876-179 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144843CN | AS144843-146 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144471CN | AS144471-286 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145418CN | AS145418-209 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS55641CN | Oneworld-Group - Changping District, Beijing | — | 65.5K | 2 |
| AS143563CN | AS143563-400 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145400CN | AS145400-191 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144039CN | AS144039-366 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142750CN | AS142750-101 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144837CN | AS144837-140 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144099CN | AS144099-426 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140258CN | CHINATELECOM-ANHUI-MAANSHAN-5G-NETWORK - CHINATELECOM Anhui province Maanshan 5G network | — | 3 | 3 |
| AS145626CN | AS145626-417 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144617CN | AS144617-432 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142089CN | AS142089-23 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS144748CN | AS144748-51 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144441CN | AS144441-256 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140374CN | CHINATELECOM-HUNAN-ZHANGJIAJIE-5G-NETWORK - CHINATELECOM Hunan province Zhangjiajie 5G network | — | 3 | 3 |
| AS144703CN | AS144703-6 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142979CN | AS142979-330 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146412CN | AS146412-179 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143241CN | AS143241-78 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140520CN | CHINATELECOM-GUANGXI-LAIBIN-5G-NETWORK - CHINATELECOM GUANGXI province LaiBin 5G network | — | 3 | 3 |
| AS142982CN | AS142982-333 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142092CN | AS142092-26 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS143250CN | AS143250-87 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145129CN | AS145129-432 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144361CN | AS144361-176 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144381CN | AS144381-196 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143009CN | AS143009-360 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145031CN | AS145031-334 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143000CN | AS143000-351 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142756CN | AS142756-107 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146525CN | AS146525-292 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142854CN | AS142854-205 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144182CN | AS144182-509 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144483CN | AS144483-298 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143855CN | AS143855-182 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146546CN | AS146546-313 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144825CN | AS144825-128 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140249CN | CHINATELECOM-ANHUI-BENGBU-5G-NETWORK - CHINATELECOM Anhui province Bengbu 5G network | — | 3 | 3 |
| AS145349CN | AS145349-140 - China Education and Research Network (CERNET) | — | 65.5K | 1 |