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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 |
| AS145050-353 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143842CN | AS143842-169 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145569CN | AS145569-360 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143252CN | AS143252-89 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144383CN | AS144383-198 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142892CN | AS142892-243 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144618CN | AS144618-433 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142874CN | AS142874-225 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS214871CN | YJP-AS Jiping Yu | — | 2 | 2 |
| AS143425CN | AS143425-262 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146107CN | AS146107-386 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143431CN | AS143431-268 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143556CN | AS143556-393 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143753CN | AS143753-80 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144943CN | AS144943-246 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145664CN | AS145664-455 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146155CN | AS146155-434 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143449CN | AS143449-286 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142975CN | AS142975-326 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142889CN | AS142889-240 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144065CN | AS144065-392 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146453CN | AS146453-220 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146059CN | AS146059-338 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144166CN | AS144166-493 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143526CN | AS143526-363 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144616CN | AS144616-431 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146006CN | AS146006-285 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144771CN | AS144771-74 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145431CN | AS145431-222 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146512CN | AS146512-279 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145750CN | AS145750-29 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS198681CN | REIA-NETWORK Jinquan Zeng | — | 4 | 4 |
| AS144434CN | AS144434-249 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146417CN | AS146417-184 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143987CN | AS143987-314 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143710CN | AS143710-37 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140358CN | CHINATELECOM-YUNNAN-QUJING-5G-Network - CHINATELECOM Yunnan province Qujing 5G network | — | 256 | 4 |
| AS145247CN | AS145247-38 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144210CN | AS144210-25 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145188CN | AS145188-491 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS202396CN | ZYK-AS Zeng Yukai | — | 8 | 8 |
| AS146691CN | AS146691-458 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144038CN | AS144038-365 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144128CN | AS144128-455 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146485CN | AS146485-252 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144503CN | AS144503-318 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143228CN | AS143228-65 - China Education and Research Network (CERNET) | — | 65.5K | 1 |