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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. | 56.5M | 21,306 |
| 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 | 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 | 1,214 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,212 |
| AS146349-116 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145426CN | AS145426-217 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143497CN | AS143497-334 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144774CN | AS144774-77 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145682CN | AS145682-473 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145899CN | AS145899-178 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144372CN | AS144372-187 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146432CN | AS146432-199 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146207CN | AS146207-486 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146204CN | AS146204-483 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS214871CN | YJP-AS Jiping Yu | — | 2 | 2 |
| AS145325CN | AS145325-116 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145554CN | AS145554-345 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142717CN | AS142717-68 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144134CN | AS144134-461 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145006CN | AS145006-309 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146179CN | AS146179-458 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144685CN | AS144685-500 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145045CN | AS145045-348 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS153170CN | CUIHONGTAO-AS-AP - Cui Hongtao | — | 6 | 6 |
| AS144465CN | AS144465-280 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151452CN | AS151452-30 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS144348CN | AS144348-163 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144467CN | AS144467-282 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151444CN | AS151444-22 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS143098CN | AS143098-449 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144208CN | AS144208-23 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145057CN | AS145057-360 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143592CN | AS143592-429 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145676CN | AS145676-467 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145402CN | AS145402-193 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151461CN | AS151461-39 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS151455CN | AS151455-33 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS145179CN | AS145179-482 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144470CN | AS144470-285 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142779CN | AS142779-130 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145531CN | AS145531-322 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145262CN | AS145262-53 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146355CN | AS146355-122 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146614CN | AS146614-381 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143991CN | AS143991-318 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146343CN | AS146343-110 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146242CN | AS146242-9 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145572CN | AS145572-363 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143172CN | AS143172-9 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145560CN | AS145560-351 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144155CN | AS144155-482 - China Education and Research Network (CERNET) | — | 65.5K | 1 |