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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 | 2,131 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,305 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.4M | 5,848 |
| AS37963CN | ALIBABA-CN-NET - Hangzhou Alibaba Advertising Co.,Ltd. | 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 | 1,221 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,212 |
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.
6,622 autonomous systems registered to China. Click an AS for detail.
| AS | Holder | IPv4 ↓ | IPv6 /48 | Prefixes |
|---|---|---|---|---|
| AS146325CN | AS146325-92 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146182CN | AS146182-461 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145512CN | AS145512-303 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144467CN | AS144467-282 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143622CN | AS143622-459 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145724CN | AS145724-3 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144521CN | AS144521-336 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145914CN | AS145914-193 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140353CN | CHINATELECOM-YUNNAN-HONGHE-5G-NETWORK - CHINATELECOM Yunnan province Honghe 5G network | — | 256 | 4 |
| AS143946CN | AS143946-273 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144798CN | AS144798-101 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145590CN | AS145590-381 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS205618CN | ORZFLY Yichen Lu | — | 1 | 1 |
| AS143294CN | AS143294-131 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145417CN | AS145417-208 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142705CN | AS142705-56 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142764CN | AS142764-115 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144679CN | AS144679-494 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138438CN | CNGI-GLN-IX-AS-AP - CERNET2 regional IX at Guangxi Normal University | — | 196.6K | 29 |
| AS143848CN | AS143848-175 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143491CN | AS143491-328 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145703CN | AS145703-494 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144330CN | AS144330-145 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143857CN | AS143857-184 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143830CN | AS143830-157 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144845CN | AS144845-148 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142702CN | AS142702-53 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS153170CN | CUIHONGTAO-AS-AP - Cui Hongtao | — | 6 | 6 |
| AS145414CN | AS145414-205 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144735CN | AS144735-38 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143878CN | AS143878-205 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146480CN | AS146480-247 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144393CN | AS144393-208 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145849CN | AS145849-128 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145131CN | AS145131-434 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144372CN | AS144372-187 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146292CN | AS146292-59 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145572CN | AS145572-363 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145578CN | AS145578-369 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143324CN | AS143324-161 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146581CN | AS146581-348 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142696CN | AS142696-47 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146453CN | AS146453-220 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144524CN | AS144524-339 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146048CN | AS146048-327 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143750CN | AS143750-77 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143190CN | AS143190-27 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144762CN | AS144762-65 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145331CN | AS145331-122 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144991CN | AS144991-294 - China Education and Research Network (CERNET) | — | 65.5K | 1 |