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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 | 59.3M | 2,150 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.6M | 21,409 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.8M | 5,062 |
| 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.
6,627 autonomous systems registered to China. Click an AS for detail.
| 20.8M |
| 860 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 579 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,120 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.3M | 2,253 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 11.2M | 1,317 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,281 |
| AS145948-227 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS146734CN | AS146734-501 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146600CN | AS146600-367 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145102CN | AS145102-405 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146683CN | AS146683-450 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145558CN | AS145558-349 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142717CN | AS142717-68 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143405CN | AS143405-242 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144739CN | AS144739-42 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143325CN | AS143325-162 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145096CN | AS145096-399 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143944CN | AS143944-271 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144459CN | AS144459-274 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145215CN | AS145215-6 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144950CN | AS144950-253 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145468CN | AS145468-259 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS215750CN | TENONET DAQIAN HUANG | — | 17 | 2 |
| AS146171CN | AS146171-450 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146671CN | AS146671-438 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145957CN | AS145957-236 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146722CN | AS146722-489 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143450CN | AS143450-287 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146344CN | AS146344-111 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144605CN | AS144605-420 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146317CN | AS146317-84 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145605CN | AS145605-396 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146728CN | AS146728-495 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS205779CN | YTH-AS Tianhang Yuan | — | 1 | 1 |
| AS205008CN | HExpNetwork Junqi Huang | — | 10 | 10 |
| AS145206CN | AS145206-509 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145992CN | AS145992-271 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146126CN | AS146126-405 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142080CN | AS142080-14 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS143000CN | AS143000-351 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145418CN | AS145418-209 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145013CN | AS145013-316 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146609CN | AS146609-376 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146007CN | AS146007-286 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145159CN | AS145159-462 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146290CN | AS146290-57 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146472CN | AS146472-239 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143110CN | AS143110-461 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145105CN | AS145105-408 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145823CN | AS145823-102 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140651CN | CHINATELECOM-GUIZHOU-QIANNAN-5G-NETWORK - CHINATELECOM Guizhou province Qiannan 5G network | — | 4 | 4 |
| AS144072CN | AS144072-399 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143780CN | AS143780-107 - China Education and Research Network (CERNET) | — | 65.5K | 1 |