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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 |
| AS146229-508 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS146393CN | AS146393-160 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140513CN | CHINATELECOM-GUANGXI-BAISE-5G-NETWORK - CHINATELECOM GUANGXI province BaiSe 5G network | — | 3 | 3 |
| AS145994CN | AS145994-273 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146283CN | AS146283-50 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142984CN | AS142984-335 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144812CN | AS144812-115 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145884CN | AS145884-163 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143555CN | AS143555-392 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143514CN | AS143514-351 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143651CN | AS143651-488 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138381CN | CNGI-GYN-IX-AS-AP - CERNET2 regional IX at Guizhou University | — | 60 | 60 |
| AS145473CN | AS145473-264 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144523CN | AS144523-338 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143442CN | AS143442-279 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144294CN | AS144294-109 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS214921CN | JudgeDuck-net Yisong Wang | — | 18 | 3 |
| AS145297CN | AS145297-88 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143597CN | AS143597-434 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146726CN | AS146726-493 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146205CN | AS146205-484 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146080CN | AS146080-359 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145958CN | AS145958-237 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143237CN | AS143237-74 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144544CN | AS144544-359 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145547CN | AS145547-338 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142841CN | AS142841-192 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143362CN | AS143362-199 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140251CN | CHINATELECOM-ANHUI-BOZHOU-5G-NETWORK - CHINATELECOM Anhui province Bozhou 5G network | — | 3 | 3 |
| AS146455CN | AS146455-222 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143511CN | AS143511-348 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145494CN | AS145494-285 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146220CN | AS146220-499 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143841CN | AS143841-168 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144865CN | AS144865-168 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143112CN | AS143112-463 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146214CN | AS146214-493 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144133CN | AS144133-460 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144931CN | AS144931-234 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140370CN | CHINATELECOM-HUNAN-CHENZHOU-5G-NETWORK - CHINATELECOM Hunan province Chenzhou 5G network | — | 3 | 3 |
| AS146384CN | AS146384-151 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144654CN | AS144654-469 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144773CN | AS144773-76 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143633CN | AS143633-470 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142963CN | AS142963-314 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146372CN | AS146372-139 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146345CN | AS146345-112 - China Education and Research Network (CERNET) | — | 65.5K | 1 |