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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. | 56.5M | 21,306 |
| 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.
6,624 autonomous systems registered to China. Click an AS for detail.
| 20.4M |
| 850 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 564 |
| 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 | 1,214 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,212 |
| AS146350-117 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143817CN | AS143817-144 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143453CN | AS143453-290 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144870CN | AS144870-173 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143000CN | AS143000-351 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144837CN | AS144837-140 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145156CN | AS145156-459 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145150CN | AS145150-453 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144709CN | AS144709-12 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146415CN | AS146415-182 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144751CN | AS144751-54 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146683CN | AS146683-450 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145736CN | AS145736-15 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140520CN | CHINATELECOM-GUANGXI-LAIBIN-5G-NETWORK - CHINATELECOM GUANGXI province LaiBin 5G network | — | 3 | 3 |
| AS142780CN | AS142780-131 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145421CN | AS145421-212 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144462CN | AS144462-277 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145891CN | AS145891-170 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143387CN | AS143387-224 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144382CN | AS144382-197 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143171CN | AS143171-8 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145617CN | AS145617-408 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145954CN | AS145954-233 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143643CN | AS143643-480 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143539CN | AS143539-376 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143688CN | AS143688-15 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145361CN | AS145361-152 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143712CN | AS143712-39 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143515CN | AS143515-352 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145418CN | AS145418-209 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145775CN | AS145775-54 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142670CN | AS142670-21 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146531CN | AS146531-298 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146129CN | AS146129-408 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143375CN | AS143375-212 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146326CN | AS146326-93 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144906CN | AS144906-209 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144962CN | AS144962-265 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138409CN | CHINATELECOM-SHAANXI-TONGCHUAN-5G-NETWORK - CHINATELECOM Shaanxi province Tongchuan 5G network | — | 4 | 4 |
| AS143572CN | AS143572-409 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145477CN | AS145477-268 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145376CN | AS145376-167 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145165CN | AS145165-468 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144087CN | AS144087-414 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144471CN | AS144471-286 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146067CN | AS146067-346 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146570CN | AS146570-337 - China Education and Research Network (CERNET) | — | 65.5K | 1 |