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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 |
| AS146194-473 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145725CN | AS145725-4 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145864CN | AS145864-143 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144296CN | AS144296-111 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144162CN | AS144162-489 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144692CN | AS144692-507 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143303CN | AS143303-140 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145554CN | AS145554-345 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145010CN | AS145010-313 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145505CN | AS145505-296 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143530CN | AS143530-367 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144137CN | AS144137-464 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144741CN | AS144741-44 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143486CN | AS143486-323 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145766CN | AS145766-45 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144242CN | AS144242-57 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144742CN | AS144742-45 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144811CN | AS144811-114 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143342CN | AS143342-179 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144186CN | AS144186-1 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140314CN | CHINATELECOM-GUANGDONG-SHANTOU-5G-NETWORK - CHINATELECOM Guangdong province Shantou 5G network | — | 2 | 2 |
| AS146371CN | AS146371-138 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144707CN | AS144707-10 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145460CN | AS145460-251 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143351CN | AS143351-188 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS214203CN | HUIFA Nanning Huifa Technology Co., Ltd. | — | 768 | 3 |
| AS146730CN | AS146730-497 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145713CN | AS145713-504 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143693CN | AS143693-20 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144792CN | AS144792-95 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145972CN | AS145972-251 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143501CN | AS143501-338 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145899CN | AS145899-178 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144832CN | AS144832-135 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143354CN | AS143354-191 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145585CN | AS145585-376 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145777CN | AS145777-56 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145871CN | AS145871-150 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144015CN | AS144015-342 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146002CN | AS146002-281 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140517CN | CHINATELECOM-GUANGXI-WUZHOU-5G-NETWORK - CHINATELECOM GUANGXI province WuZhou 5G network | — | 3 | 3 |
| AS145225CN | AS145225-16 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146067CN | AS146067-346 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143635CN | AS143635-472 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145570CN | AS145570-361 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140335CN | CHINATELECOM-FUJIAN-LONGYAN--5G-NETWORK - CHINATELECOM Fujian province Longyan 5G network | — | 1K | 4 |
| AS145904CN | AS145904-183 - China Education and Research Network (CERNET) | — | 65.5K | 1 |