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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 |
| AS144003-330 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS140367CN | CHINATELECOM-HUNAN-YUEYANG-5G-NETWORK - CHINATELECOM Hunan province Yueyang 5G network | — | 3 | 3 |
| AS143610CN | AS143610-447 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145816CN | AS145816-95 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS201944CN | PYSIO-NEXT-NETWORK HaoRan Liu | — | 1 | 1 |
| AS146259CN | AS146259-26 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145172CN | AS145172-475 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142975CN | AS142975-326 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144920CN | AS144920-223 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144160CN | AS144160-487 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145780CN | AS145780-59 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146384CN | AS146384-151 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145441CN | AS145441-232 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144931CN | AS144931-234 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144935CN | AS144935-238 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144363CN | AS144363-178 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145169CN | AS145169-472 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142654CN | AS142654-5 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151449CN | AS151449-27 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS145139CN | AS145139-442 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145544CN | AS145544-335 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143630CN | AS143630-467 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143743CN | AS143743-70 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145625CN | AS145625-416 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144285CN | AS144285-100 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143535CN | AS143535-372 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146345CN | AS146345-112 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146331CN | AS146331-98 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142963CN | AS142963-314 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145015CN | AS145015-318 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143446CN | AS143446-283 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142772CN | AS142772-123 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143609CN | AS143609-446 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142088CN | AS142088-22 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS145896CN | AS145896-175 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144026CN | AS144026-353 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143836CN | AS143836-163 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146616CN | AS146616-383 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145158CN | AS145158-461 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143121CN | AS143121-472 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144446CN | AS144446-261 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140251CN | CHINATELECOM-ANHUI-BOZHOU-5G-NETWORK - CHINATELECOM Anhui province Bozhou 5G network | — | 3 | 3 |
| AS211968CN | CHENRAN-AS Chenran MU | — | 1 | 1 |
| AS142895CN | AS142895-246 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151458CN | AS151458-36 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS146253CN | AS146253-20 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143994CN | AS143994-321 - China Education and Research Network (CERNET) | — | 65.5K | 1 |