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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 | 1,356 |
| AS4837CN | CHINA169-Backbone - CHINA UNICOM China169 Backbone | 59.3M | 2,150 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.6M | 21,409 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.8M | 5,062 |
| 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.
6,627 autonomous systems registered to China. Click an AS for detail.
| 20.8M |
| 860 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 579 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,120 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.3M | 2,253 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 11.2M | 1,317 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,281 |
| AS146063-342 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145768CN | AS145768-47 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143538CN | AS143538-375 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143735CN | AS143735-62 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146623CN | AS146623-390 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144220CN | AS144220-35 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144854CN | AS144854-157 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146096CN | AS146096-375 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145959CN | AS145959-238 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145512CN | AS145512-303 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145301CN | AS145301-92 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145655CN | AS145655-446 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144348CN | AS144348-163 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140350CN | CHINATELECOM-YUNNAN-DALI-5G-NETWORK - CHINATELECOM Yunnan province Dali 5G network | — | 256 | 4 |
| AS146057CN | AS146057-336 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144321CN | AS144321-136 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145530CN | AS145530-321 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145780CN | AS145780-59 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142949CN | AS142949-300 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145578CN | AS145578-369 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145765CN | AS145765-44 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143190CN | AS143190-27 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145003CN | AS145003-306 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146307CN | AS146307-74 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143312CN | AS143312-149 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142961CN | AS142961-312 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140257CN | CHINATELECOM-ANHUI-CHIZHOU-5G-NETWORK - CHINATELECOM Anhui province Chizhou 5G network | — | 3 | 3 |
| AS142705CN | AS142705-56 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138370CN | CNGI-NCH-IX-AS-AP - CERNET2 regional IX at Nanchang University | — | 65.6K | 84 |
| AS143077CN | AS143077-428 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144408CN | AS144408-223 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144467CN | AS144467-282 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142794CN | AS142794-145 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145021CN | AS145021-324 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144798CN | AS144798-101 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143092CN | AS143092-443 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145054CN | AS145054-357 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145119CN | AS145119-422 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145536CN | AS145536-327 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146340CN | AS146340-107 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143678CN | AS143678-5 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142669CN | AS142669-20 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145253CN | AS145253-44 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144119CN | AS144119-446 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144857CN | AS144857-160 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145125CN | AS145125-428 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS200720CN | YICHENSHI Yichen Shi | — | 1 | 1 |