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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 |
| AS144019-346 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144710CN | AS144710-13 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146288CN | AS146288-55 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145609CN | AS145609-400 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142903CN | AS142903-254 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144049CN | AS144049-376 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144198CN | AS144198-13 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144159CN | AS144159-486 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144719CN | AS144719-22 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146273CN | AS146273-40 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143674CN | AS143674-1 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145368CN | AS145368-159 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146699CN | AS146699-466 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143909CN | AS143909-236 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146184CN | AS146184-463 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS137835CN | NATCHAN-AS - Nathaniel Chan Jie Le | — | 1 | 1 |
| AS146529CN | AS146529-296 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142888CN | AS142888-239 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145207CN | AS145207-510 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144653CN | AS144653-468 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143739CN | AS143739-66 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144290CN | AS144290-105 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143007CN | AS143007-358 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143900CN | AS143900-227 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144534CN | AS144534-349 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145499CN | AS145499-290 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144207CN | AS144207-22 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144397CN | AS144397-212 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145645CN | AS145645-436 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143016CN | AS143016-367 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144028CN | AS144028-355 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145832CN | AS145832-111 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143302CN | AS143302-139 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151230CN | TONGRI-NET - Guangdong Tongri Network Technology Co., Ltd. | — | 1 | 1 |
| AS146282CN | AS146282-49 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144412CN | AS144412-227 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146276CN | AS146276-43 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144855CN | AS144855-158 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142763CN | AS142763-114 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142822CN | AS142822-173 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146100CN | AS146100-379 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146020CN | AS146020-299 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144442CN | AS144442-257 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143156CN | AS143156-507 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145085CN | AS145085-388 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146178CN | AS146178-457 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144859CN | AS144859-162 - China Education and Research Network (CERNET) | — | 65.5K | 1 |