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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 | 2,131 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,305 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.4M | 5,848 |
| 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.
6,622 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 | 1,221 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,212 |
| AS144988-291 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143095CN | AS143095-446 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146325CN | AS146325-92 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143753CN | AS143753-80 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145840CN | AS145840-119 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144673CN | AS144673-488 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145241CN | AS145241-32 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145718CN | AS145718-509 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145852CN | AS145852-131 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143756CN | AS143756-83 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145929CN | AS145929-208 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143071CN | AS143071-422 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140350CN | CHINATELECOM-YUNNAN-DALI-5G-NETWORK - CHINATELECOM Yunnan province Dali 5G network | — | 256 | 4 |
| AS144125CN | AS144125-452 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143729CN | AS143729-56 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144670CN | AS144670-485 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151425CN | AS151425-3 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS145590CN | AS145590-381 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144863CN | AS144863-166 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142934CN | AS142934-285 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144211CN | AS144211-26 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143011CN | AS143011-362 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145923CN | AS145923-202 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144589CN | AS144589-404 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145798CN | AS145798-77 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151202CN | HONOKA-AS-AP - Suzhou Honoka Technology Co Ltd | — | 5 | 5 |
| AS142827CN | AS142827-178 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142654CN | AS142654-5 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145578CN | AS145578-369 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145640CN | AS145640-431 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS214871CN | YJP-AS Jiping Yu | — | 2 | 2 |
| AS145268CN | AS145268-59 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146417CN | AS146417-184 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144062CN | AS144062-389 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144607CN | AS144607-422 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144381CN | AS144381-196 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143458CN | AS143458-295 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS202396CN | ZYK-AS Zeng Yukai | — | 8 | 8 |
| AS144738CN | AS144738-41 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143830CN | AS143830-157 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144137CN | AS144137-464 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144640CN | AS144640-455 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144372CN | AS144372-187 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140650CN | CHINATELECOM-GUIZHOU-ANSHUN-5G-NETWORK - CHINATELECOM Guizhou province Anshun 5G network | — | 4 | 4 |
| AS143821CN | AS143821-148 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144929CN | AS144929-232 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145524CN | AS145524-315 - China Education and Research Network (CERNET) | — | 65.5K | 1 |