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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. | 56.4M | 21,286 |
| 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 | 565 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,106 |
| 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 | 1,216 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,203 |
| AS142850-201 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144484CN | AS144484-299 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146345CN | AS146345-112 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143073CN | AS143073-424 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146461CN | AS146461-228 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144621CN | AS144621-436 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145098CN | AS145098-401 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144374CN | AS144374-189 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143633CN | AS143633-470 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142996CN | AS142996-347 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143124CN | AS143124-475 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144139CN | AS144139-466 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145068CN | AS145068-371 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145717CN | AS145717-508 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145869CN | AS145869-148 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS209586CN | SUNYOU-AS SUNYOU PAN | — | 1 | 1 |
| AS142743CN | AS142743-94 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143886CN | AS143886-213 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145675CN | AS145675-466 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145294CN | AS145294-85 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143910CN | AS143910-237 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145187CN | AS145187-490 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146387CN | AS146387-154 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144529CN | AS144529-344 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140516CN | CHINATELECOM-GUANGXI-QINZHOU-5G-NETWORK - CHINATELECOM GUANGXI province QinZhou 5G network | — | 3 | 3 |
| AS142796CN | AS142796-147 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145622CN | AS145622-413 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142710CN | AS142710-61 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143240CN | AS143240-77 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143996CN | AS143996-323 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145193CN | AS145193-496 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146318CN | AS146318-85 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144294CN | AS144294-109 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146271CN | AS146271-38 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143237CN | AS143237-74 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142707CN | AS142707-58 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145607CN | AS145607-398 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145955CN | AS145955-234 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143144CN | AS143144-495 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144574CN | AS144574-389 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146226CN | AS146226-505 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143472CN | AS143472-309 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS203655CN | ZHIWENSUN zhiwensun | — | 36 | 6 |
| AS146741CN | AS146741-508 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144675CN | AS144675-490 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143511CN | AS143511-348 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS210738CN | CP-AS Peng Chen | — | 50 | 35 |