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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 | 2,151 |
| 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 | 2,111 |
| 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 |
| AS145319-110 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143454CN | AS143454-291 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145694CN | AS145694-485 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146408CN | AS146408-175 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143157CN | AS143157-508 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144946CN | AS144946-249 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145675CN | AS145675-466 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144782CN | AS144782-85 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145953CN | AS145953-232 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146417CN | AS146417-184 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145420CN | AS145420-211 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS211968CN | CHENRAN-AS Chenran MU | — | 1 | 1 |
| AS143743CN | AS143743-70 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143154CN | AS143154-505 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142662CN | AS142662-13 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146494CN | AS146494-261 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146083CN | AS146083-362 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145920CN | AS145920-199 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143892CN | AS143892-219 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145670CN | AS145670-461 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS23910CN | CNGI-CERNET2-AS-AP - China Next Generation Internet CERNET2 | — | 268.7M | 6 |
| AS143145CN | AS143145-496 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138369CN | CNGI-SZH-IX-AS-AP - CERNET2 regional IX at Shenzhen University | — | 131.1K | 43 |
| AS143088CN | AS143088-439 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146009CN | AS146009-288 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144801CN | AS144801-104 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS209645CN | Trash-Network Jixian Zeng | — | 2 | 2 |
| AS145426CN | AS145426-217 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145139CN | AS145139-442 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143729CN | AS143729-56 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144506CN | AS144506-321 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145747CN | AS145747-26 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145941CN | AS145941-220 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144175CN | AS144175-502 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146578CN | AS146578-345 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140376CN | CHINATELECOM-HUNAN-HUAIHUA-5G-NETWORK - CHINATELECOM Hunan province Huaihua 5G network | — | 3 | 3 |
| AS145161CN | AS145161-464 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143161CN | AS143161-512 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151418CN | JUNKAI-AS-AP - Zhang Junkai | — | 2 | 2 |
| AS144916CN | AS144916-219 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143017CN | AS143017-368 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143142CN | AS143142-493 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS153057CN | LIRUIZHI-AS-AP - Li Ruizhi | — | 6 | 6 |
| AS145059CN | AS145059-362 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145535CN | AS145535-326 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142978CN | AS142978-329 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145313CN | AS145313-104 - China Education and Research Network (CERNET) | — | 65.5K | 1 |