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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 |
| AS142702-53 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145456CN | AS145456-247 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145524CN | AS145524-315 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146218CN | AS146218-497 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142091CN | AS142091-25 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS146572CN | AS146572-339 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146382CN | AS146382-149 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143300CN | AS143300-137 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145953CN | AS145953-232 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145411CN | AS145411-202 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142913CN | AS142913-264 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145804CN | AS145804-83 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142842CN | AS142842-193 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144938CN | AS144938-241 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS211968CN | CHENRAN-AS Chenran MU | — | 1 | 1 |
| AS143038CN | AS143038-389 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144417CN | AS144417-232 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145709CN | AS145709-500 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146194CN | AS146194-473 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142818CN | AS142818-169 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146641CN | AS146641-408 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145682CN | AS145682-473 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145819CN | AS145819-98 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145521CN | AS145521-312 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143345CN | AS143345-182 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145908CN | AS145908-187 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145140CN | AS145140-443 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144411CN | AS144411-226 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144762CN | AS144762-65 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143187CN | AS143187-24 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143288CN | AS143288-125 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145149CN | AS145149-452 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144768CN | AS144768-71 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143166CN | AS143166-3 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144000CN | AS144000-327 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146605CN | AS146605-372 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145965CN | AS145965-244 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144083CN | AS144083-410 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144372CN | AS144372-187 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140353CN | CHINATELECOM-YUNNAN-HONGHE-5G-NETWORK - CHINATELECOM Yunnan province Honghe 5G network | — | 256 | 4 |
| AS143613CN | AS143613-450 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142097CN | AS142097-31 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS145277CN | AS145277-68 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144199CN | AS144199-14 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145170CN | AS145170-473 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143181CN | AS143181-18 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145423CN | AS145423-214 - China Education and Research Network (CERNET) | — | 65.5K | 1 |