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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 | 59.2M | 1,597 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,205 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.3M | 5,834 |
| 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.
6,608 autonomous systems registered to China. Click an AS for detail.
| 20.4M |
| 843 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 566 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,104 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.2M | 2,247 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 10.5M | 1,193 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.8M | 5,168 |
| AS145111-414 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145948CN | AS145948-227 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145790CN | AS145790-69 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144992CN | AS144992-295 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146168CN | AS146168-447 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143369CN | AS143369-206 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145507CN | AS145507-298 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143587CN | AS143587-424 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144578CN | AS144578-393 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145340CN | AS145340-131 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS205532CN | DREAMRY Zichao Heng | — | 18 | 3 |
| AS144382CN | AS144382-197 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140371CN | CHINATELECOM-HUNAN-YONGZHOU-5G-NETWORK - CHINATELECOM Hunan province Yongzhou 5G network | — | 3 | 3 |
| AS145022CN | AS145022-325 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142759CN | AS142759-110 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146055CN | AS146055-334 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146397CN | AS146397-164 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138409CN | CHINATELECOM-SHAANXI-TONGCHUAN-5G-NETWORK - CHINATELECOM Shaanxi province Tongchuan 5G network | — | 4 | 4 |
| AS142929CN | AS142929-280 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144102CN | AS144102-429 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143122CN | AS143122-473 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143935CN | AS143935-262 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144551CN | AS144551-366 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145516CN | AS145516-307 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS24352CN | CNGI-TJN-IX-AS-AP - CERNET2 IX at Tianjin University | — | 65.5K | 1 |
| AS145656CN | AS145656-447 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143462CN | AS143462-299 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143164CN | AS143164-1 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144075CN | AS144075-402 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145864CN | AS145864-143 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143777CN | AS143777-104 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143024CN | AS143024-375 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143846CN | AS143846-173 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146201CN | AS146201-480 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144641CN | AS144641-456 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144164CN | AS144164-491 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143411CN | AS143411-248 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146432CN | AS146432-199 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146516CN | AS146516-283 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146737CN | AS146737-504 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143048CN | AS143048-399 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145153CN | AS145153-456 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146013CN | AS146013-292 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144864CN | AS144864-167 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146424CN | AS146424-191 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143328CN | AS143328-165 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146037CN | AS146037-316 - China Education and Research Network (CERNET) | — | 65.5K | 1 |