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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 |
| AS144279-94 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS146232CN | AS146232-511 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140367CN | CHINATELECOM-HUNAN-YUEYANG-5G-NETWORK - CHINATELECOM Hunan province Yueyang 5G network | — | 3 | 3 |
| AS143606CN | AS143606-443 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145669CN | AS145669-460 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145187CN | AS145187-490 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146533CN | AS146533-300 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143883CN | AS143883-210 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145869CN | AS145869-148 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146637CN | AS146637-404 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143249CN | AS143249-86 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146021CN | AS146021-300 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142085CN | AS142085-19 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS144886CN | AS144886-189 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143451CN | AS143451-288 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140352CN | CHINATELECOM-YUNNAN-DIQING-5G-NETWORK - CHINATELECOM Yunnan province Diqing 5G network | — | 192 | 3 |
| AS145970CN | AS145970-249 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS204185CN | StarCloud-AS Yuchen Ma | — | 17 | 17 |
| AS143484CN | AS143484-321 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142966CN | AS142966-317 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142683CN | AS142683-34 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145470CN | AS145470-261 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144907CN | AS144907-210 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144437CN | AS144437-252 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145300CN | AS145300-91 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143127CN | AS143127-478 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143636CN | AS143636-473 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138393CN | CNGI-NAN-IX-AS-AP - CERNET2 regional IX at Guangxi University | — | 131.1K | 72 |
| AS146667CN | AS146667-434 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145931CN | AS145931-210 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146059CN | AS146059-338 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140361CN | CHINATELECOM-YUNNAN-ZHAOTONG-5G-NETWORK - CHINATELECOM Yunnan province Zhaotong 5G network | — | 256 | 4 |
| AS144925CN | AS144925-228 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145606CN | AS145606-397 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146634CN | AS146634-401 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142668CN | AS142668-19 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145071CN | AS145071-374 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS207615CN | XINYU-ZHANG XINYU ZHANG | — | 3 | 3 |
| AS145952CN | AS145952-231 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS38323CN | MACL-AS-AP - Meifeng Advertising Co., Ltd. | — | 1 | 1 |
| AS145815CN | AS145815-94 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144124CN | AS144124-451 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS152118CN | DARK495-AS-AP - Shenzhen Moesys Computer System Co Ltd | — | 1 | 1 |
| AS144249CN | AS144249-64 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142674CN | AS142674-25 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144788CN | AS144788-91 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143838CN | AS143838-165 - China Education and Research Network (CERNET) | — | 65.5K | 1 |