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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 |
| AS146289-56 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS142839CN | AS142839-190 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146593CN | AS146593-360 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143273CN | AS143273-110 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS212793CN | Xiwei-Network Xiwei Ye | — | 7 | 7 |
| AS146188CN | AS146188-467 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144021CN | AS144021-348 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145295CN | AS145295-86 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146691CN | AS146691-458 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144976CN | AS144976-279 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142696CN | AS142696-47 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144670CN | AS144670-485 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145694CN | AS145694-485 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142100CN | AS142100-34 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS146620CN | AS146620-387 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144878CN | AS144878-181 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143815CN | AS143815-142 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143205CN | AS143205-42 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143086CN | AS143086-437 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144750CN | AS144750-53 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145048CN | AS145048-351 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143214CN | AS143214-51 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145030CN | AS145030-333 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146420CN | AS146420-187 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146551CN | AS146551-318 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140537CN | CHINATELECOM-Hubei-ENSHI-5G-Network - CHINATELECOM Hubei province Enshi 5G network | — | 768 | 3 |
| AS144327CN | AS144327-142 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144110CN | AS144110-437 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144393CN | AS144393-208 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145173CN | AS145173-476 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144923CN | AS144923-226 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143294CN | AS143294-131 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140296CN | CHINATELECOM-JIANGSU-WUXI-5G-NETWORK - CHINATELECOM Jiangsu province Wuxi 5G network | — | 192 | 3 |
| AS144524CN | AS144524-339 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS152631CN | XYHELPER-AS-AP - Xyhelper Inc | — | 1 | 1 |
| AS144265CN | AS144265-80 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143303CN | AS143303-140 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140332CN | CHINATELECOM-FUJIAN-PUTIAN-5G-NETWORK - CHINATELECOM Fujian province Putian 5G network | — | 1K | 4 |
| AS140519CN | CHINATELECOM-GUANGXI-CHONGZUO-5G-NETWORK - CHINATELECOM GUANGXI province ChongZuo 5G network | — | 3 | 3 |
| AS142925CN | AS142925-276 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144789CN | AS144789-92 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144664CN | AS144664-479 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS137256CN | CATIO-NETWORK-AS-AP - CatIO Network | — | 6 | 6 |
| AS142749CN | AS142749-100 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145715CN | AS145715-506 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144137CN | AS144137-464 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143154CN | AS143154-505 - China Education and Research Network (CERNET) | — | 65.5K | 1 |