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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 |
| CHINATELECOM-ANHUI-HUAIBEI-5G-NETWORK - CHINATELECOM Anhui province Huaibei 5G network |
| — |
| 3 |
| 3 |
| AS146350CN | AS146350-117 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143384CN | AS143384-221 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143426CN | AS143426-263 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143042CN | AS143042-393 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142890CN | AS142890-241 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143393CN | AS143393-230 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143947CN | AS143947-274 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143712CN | AS143712-39 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS214759CN | ZHANG-CHEN LEKAI ZHAO | — | 65.5K | 1 |
| AS218796CN | GREYWIND Yunsheng Deng | — | 7 | 7 |
| AS146606CN | AS146606-373 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143402CN | AS143402-239 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143587CN | AS143587-424 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143926CN | AS143926-253 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145168CN | AS145168-471 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146516CN | AS146516-283 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142771CN | AS142771-122 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142908CN | AS142908-259 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143188CN | AS143188-25 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142774CN | AS142774-125 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146028CN | AS146028-307 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143849CN | AS143849-176 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145147CN | AS145147-450 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142655CN | AS142655-6 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143670CN | AS143670-507 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143462CN | AS143462-299 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144173CN | AS144173-500 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143420CN | AS143420-257 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145873CN | AS145873-152 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143905CN | AS143905-232 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142878CN | AS142878-229 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144715CN | AS144715-18 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144158CN | AS144158-485 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144349CN | AS144349-164 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145251CN | AS145251-42 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144587CN | AS144587-402 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146319CN | AS146319-86 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143834CN | AS143834-161 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142083CN | AS142083-17 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS145084CN | AS145084-387 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145897CN | AS145897-176 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145543CN | AS145543-334 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144772CN | AS144772-75 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145504CN | AS145504-295 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144834CN | AS144834-137 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143935CN | AS143935-262 - China Education and Research Network (CERNET) | — | 65.5K | 1 |