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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 |
| CHINATELECOM-YUNNAN-QUJING-5G-Network - CHINATELECOM Yunnan province Qujing 5G network |
| — |
| 256 |
| 4 |
| AS142805CN | AS142805-156 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145720CN | AS145720-511 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143475CN | AS143475-312 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143853CN | AS143853-180 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140367CN | CHINATELECOM-HUNAN-YUEYANG-5G-NETWORK - CHINATELECOM Hunan province Yueyang 5G network | — | 3 | 3 |
| AS143487CN | AS143487-324 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144222CN | AS144222-37 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146509CN | AS146509-276 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146628CN | AS146628-395 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146735CN | AS146735-502 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143362CN | AS143362-199 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS153172CN | WANGGONGRUI-AS-AP - Wang Gongrui | — | 6 | 6 |
| AS142865CN | AS142865-216 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144958CN | AS144958-261 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145223CN | AS145223-14 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143639CN | AS143639-476 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145029CN | AS145029-332 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144032CN | AS144032-359 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143347CN | AS143347-184 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144303CN | AS144303-118 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145559CN | AS145559-350 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144651CN | AS144651-466 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143776CN | AS143776-103 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142829CN | AS142829-180 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS152922CN | ZHANGFUYU-AS-CN - Zhang Fuyu | — | 6 | 6 |
| AS144624CN | AS144624-439 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146152CN | AS146152-431 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143103CN | AS143103-454 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS198266CN | YNN5-NET Yunrui Gu | — | 1 | 1 |
| AS151785CN | ZHOU-AS-AP - Zhou Yang | — | 7 | 7 |
| AS142070CN | AS142070-4 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS146149CN | AS146149-428 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145931CN | AS145931-210 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143484CN | AS143484-321 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138393CN | CNGI-NAN-IX-AS-AP - CERNET2 regional IX at Guangxi University | — | 131.1K | 73 |
| AS145416CN | AS145416-207 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144279CN | AS144279-94 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144398CN | AS144398-213 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145881CN | AS145881-160 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145309CN | AS145309-100 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145401CN | AS145401-192 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144446CN | AS144446-261 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145479CN | AS145479-270 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS201705CN | XLI-NET Xinrun Li | — | 9 | 9 |
| AS143999CN | AS143999-326 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140364CN | CHINATELECOM-HUNAN-5G-CORE-NETWORK-5G-NETWORK - CHINATELECOM Hunan province 5G Core Network 5G network | — | 3 | 3 |