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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 |
| AS146518-285 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143969CN | AS143969-296 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144127CN | AS144127-454 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143246CN | AS143246-83 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145794CN | AS145794-73 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142862CN | AS142862-213 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146256CN | AS146256-23 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144106CN | AS144106-433 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144225CN | AS144225-40 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146128CN | AS146128-407 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143189CN | AS143189-26 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS207299CN | ASTRAL-EXPRESS Zhijiang Zangque Trading Co., Ltd. | — | 260 | 5 |
| AS146125CN | AS146125-404 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145553CN | AS145553-344 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144666CN | AS144666-481 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146464CN | AS146464-231 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144434CN | AS144434-249 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143779CN | AS143779-106 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143002CN | AS143002-353 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146274CN | AS146274-41 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS57330CN | GiraffeTech Sichuan Giraffe Technology Co., Ltd. | — | 5 | 5 |
| AS142701CN | AS142701-52 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146625CN | AS146625-392 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146655CN | AS146655-422 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146059CN | AS146059-338 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145023CN | AS145023-326 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145172CN | AS145172-475 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142082CN | AS142082-16 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS145139CN | AS145139-442 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145875CN | AS145875-154 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145205CN | AS145205-508 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145491CN | AS145491-282 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146273CN | AS146273-40 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151460CN | AS151460-38 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS143094CN | AS143094-445 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145270CN | AS145270-61 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143383CN | AS143383-220 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145077CN | AS145077-380 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146187CN | AS146187-466 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146497CN | AS146497-264 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143764CN | AS143764-91 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144654CN | AS144654-469 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145464CN | AS145464-255 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144574CN | AS144574-389 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143317CN | AS143317-154 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142722CN | AS142722-73 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142737CN | AS142737-88 - China Education and Research Network (CERNET) | — | 65.5K | 1 |