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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 |
| AS145589-380 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS142874CN | AS142874-225 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142067CN | AS142067-1 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS143972CN | AS143972-299 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146187CN | AS146187-466 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143627CN | AS143627-464 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140313CN | CHINATELECOM-GUANGDONG-ZHAOQING-5G-NETWORK - CHINATELECOM Guangdong province Zhaoqing 5G network | — | 2 | 2 |
| AS144425CN | AS144425-240 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142686CN | AS142686-37 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145318CN | AS145318-109 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143663CN | AS143663-500 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145434CN | AS145434-225 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145535CN | AS145535-326 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143829CN | AS143829-156 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143329CN | AS143329-166 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143648CN | AS143648-485 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145550CN | AS145550-341 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146116CN | AS146116-395 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144050CN | AS144050-377 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143270CN | AS143270-107 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145491CN | AS145491-282 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146107CN | AS146107-386 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144592CN | AS144592-407 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144574CN | AS144574-389 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145449CN | AS145449-240 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145753CN | AS145753-32 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143847CN | AS143847-174 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144577CN | AS144577-392 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143386CN | AS143386-223 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142915CN | AS142915-266 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144487CN | AS144487-302 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145407CN | AS145407-198 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142835CN | AS142835-186 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145806CN | AS145806-85 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143749CN | AS143749-76 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140331CN | CHINATELECOM-FUJIAN-NINGDE-5G-NETWORK - CHINATELECOM Fujian province NINGDE 5G network | — | 1K | 4 |
| AS144615CN | AS144615-430 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145541CN | AS145541-332 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145204CN | AS145204-507 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145035CN | AS145035-338 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143832CN | AS143832-159 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145497CN | AS145497-288 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145142CN | AS145142-445 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146622CN | AS146622-389 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145726CN | AS145726-5 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145455CN | AS145455-246 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146613CN | AS146613-380 - China Education and Research Network (CERNET) | — | 65.5K | 1 |