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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 |
| AS146366-133 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS146238CN | AS146238-5 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146196CN | AS146196-475 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143749CN | AS143749-76 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144425CN | AS144425-240 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145017CN | AS145017-320 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144568CN | AS144568-383 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142802CN | AS142802-153 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS45576CN | CERNET2-TSINGHUA6-AS-AP - Tsinghua University | — | 65.5K | 4 |
| AS151445CN | AS151445-23 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS143698CN | AS143698-25 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144532CN | AS144532-347 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146265CN | AS146265-32 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145979CN | AS145979-258 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143100CN | AS143100-451 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144946CN | AS144946-249 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145702CN | AS145702-493 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144252CN | AS144252-67 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144431CN | AS144431-246 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS203655CN | ZHIWENSUN zhiwensun | — | 36 | 6 |
| AS142924CN | AS142924-275 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142707CN | AS142707-58 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144565CN | AS144565-380 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145854CN | AS145854-133 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146381CN | AS146381-148 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144282CN | AS144282-97 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146134CN | AS146134-413 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143597CN | AS143597-434 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144827CN | AS144827-130 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143401CN | AS143401-238 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143606CN | AS143606-443 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145201CN | AS145201-504 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142877CN | AS142877-228 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146586CN | AS146586-353 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146324CN | AS146324-91 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143490CN | AS143490-327 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144407CN | AS144407-222 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144273CN | AS144273-88 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144681CN | AS144681-496 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146583CN | AS146583-350 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145541CN | AS145541-332 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143344CN | AS143344-181 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146009CN | AS146009-288 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143386CN | AS143386-223 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS152892CN | LIUJIARONG-AS-AP - Liu Jiarong | — | 17 | 2 |
| AS142734CN | AS142734-85 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145833CN | AS145833-112 - China Education and Research Network (CERNET) | — | 65.5K | 1 |