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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 | 21,289 |
| 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.
6,623 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 | 2,105 |
| 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 | 5,217 |
| AS145678-469 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144246CN | AS144246-61 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144097CN | AS144097-424 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143892CN | AS143892-219 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146196CN | AS146196-475 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145890CN | AS145890-169 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145723CN | AS145723-2 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145083CN | AS145083-386 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143642CN | AS143642-479 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144356CN | AS144356-171 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142659CN | AS142659-10 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144699CN | AS144699-2 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142823CN | AS142823-174 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151433CN | AS151433-11 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS146723CN | AS146723-490 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146378CN | AS146378-145 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142650CN | AS142650-1 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138679CN | CHINATELECOM-SHAANXI-YANAN-5G-NETWORK - CHINATELECOM Shaanxi province Yanan 5G network | — | 4 | 4 |
| AS144440CN | AS144440-255 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS198266CN | YNN5-NET Yunrui Gu | — | 1 | 1 |
| AS146000CN | AS146000-279 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142877CN | AS142877-228 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144175CN | AS144175-502 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146673CN | AS146673-440 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144228CN | AS144228-43 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143868CN | AS143868-195 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145065CN | AS145065-368 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145288CN | AS145288-79 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145940CN | AS145940-219 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143082CN | AS143082-433 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142981CN | AS142981-332 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142772CN | AS142772-123 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144371CN | AS144371-186 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144678CN | AS144678-493 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144627CN | AS144627-442 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142826CN | AS142826-177 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146497CN | AS146497-264 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144520CN | AS144520-335 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143579CN | AS143579-416 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144839CN | AS144839-142 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142728CN | AS142728-79 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144225CN | AS144225-40 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144368CN | AS144368-183 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146351CN | AS146351-118 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144669CN | AS144669-484 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145583CN | AS145583-374 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144538CN | AS144538-353 - China Education and Research Network (CERNET) | — | 65.5K | 1 |