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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. | 56.4M | 21,289 |
| 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.
6,623 autonomous systems registered to China. Click an AS for detail.
| 20.4M |
| 850 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 565 |
| 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 | 1,221 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,217 |
| AS146377-144 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS142742CN | AS142742-93 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144156CN | AS144156-483 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143394CN | AS143394-231 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145871CN | AS145871-150 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142757CN | AS142757-108 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS216299CN | LCNET Yang Liuchang | — | 60 | 26 |
| AS144537CN | AS144537-352 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146443CN | AS146443-210 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143918CN | AS143918-245 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143820CN | AS143820-147 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145600CN | AS145600-391 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144153CN | AS144153-480 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143635CN | AS143635-472 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146103CN | AS146103-382 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144829CN | AS144829-132 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144451CN | AS144451-266 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144058CN | AS144058-385 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143269CN | AS143269-106 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143948CN | AS143948-275 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145213CN | AS145213-4 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144680CN | AS144680-495 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146312CN | AS146312-79 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144421CN | AS144421-236 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143075CN | AS143075-426 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143552CN | AS143552-389 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144391CN | AS144391-206 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142691CN | AS142691-42 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144689CN | AS144689-504 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142858CN | AS142858-209 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144433CN | AS144433-248 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145722CN | AS145722-1 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145972CN | AS145972-251 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140521CN | CHINATELECOM-GUANGXI-HEZHOU-5G-Network - CHINATELECOM GUANGXI province HeZhou 5G network | — | 3 | 3 |
| AS146306CN | AS146306-73 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145912CN | AS145912-191 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145791CN | AS145791-70 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144832CN | AS144832-135 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143742CN | AS143742-69 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143099CN | AS143099-450 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143599CN | AS143599-436 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS24371CN | CNGI-CHC-IX-AS-AP - CERNET2 IX at Jilin University | — | 65.5K | 1 |
| AS145109CN | AS145109-412 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146398CN | AS146398-165 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143876CN | AS143876-203 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145755CN | AS145755-34 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142745CN | AS142745-96 - China Education and Research Network (CERNET) | — | 65.5K | 1 |