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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 |
| AS142957-308 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS142701CN | AS142701-52 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142770CN | AS142770-121 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146504CN | AS146504-271 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143610CN | AS143610-447 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145023CN | AS145023-326 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144920CN | AS144920-223 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142829CN | AS142829-180 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143565CN | AS143565-402 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143975CN | AS143975-302 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146013CN | AS146013-292 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144121CN | AS144121-448 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145193CN | AS145193-496 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146114CN | AS146114-393 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143767CN | AS143767-94 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144366CN | AS144366-181 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145080CN | AS145080-383 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144378CN | AS144378-193 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145896CN | AS145896-175 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143303CN | AS143303-140 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144940CN | AS144940-243 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143186CN | AS143186-23 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144770CN | AS144770-73 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143535CN | AS143535-372 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145559CN | AS145559-350 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144935CN | AS144935-238 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144526CN | AS144526-341 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140347CN | CHINATELECOM-YUNNAN-XISHUANGBANNA-5G-NETWORK - CHINATELECOM Yunnan province Xishuangbanna 5G network | — | 192 | 3 |
| AS140301CN | CHINATELECOM-JIANGSU-TAIZHOU-5G-NETWORK - CHINATELECOM Jiangsu province Taizhou 5G network | — | 192 | 3 |
| AS143258CN | AS143258-95 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143520CN | AS143520-357 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146381CN | AS146381-148 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144901CN | AS144901-204 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS210738CN | CP-AS Peng Chen | — | 50 | 35 |
| AS142901CN | AS142901-252 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146545CN | AS146545-312 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143949CN | AS143949-276 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145060CN | AS145060-363 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS153170CN | CUIHONGTAO-AS-AP - Cui Hongtao | — | 6 | 6 |
| AS143615CN | AS143615-452 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145175CN | AS145175-478 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143338CN | AS143338-175 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144533CN | AS144533-348 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143222CN | AS143222-59 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145640CN | AS145640-431 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145062CN | AS145062-365 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144494CN | AS144494-309 - China Education and Research Network (CERNET) | — | 65.5K | 1 |