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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 |
| AS144580-395 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS214040CN | WEN-NET RUNNAN WEN | — | 45.1K | 11 |
| AS145485CN | AS145485-276 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144943CN | AS144943-246 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145211CN | AS145211-2 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143978CN | AS143978-305 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144422CN | AS144422-237 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS199406CN | JINHAN-NET Jin Han Shen trading as Yinyun Network Technology Studio | — | 16 | 1 |
| AS144702CN | AS144702-5 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145616CN | AS145616-407 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142817CN | AS142817-168 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145101CN | AS145101-404 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145416CN | AS145416-207 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143892CN | AS143892-219 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145291CN | AS145291-82 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143844CN | AS143844-171 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144139CN | AS144139-466 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146244CN | AS146244-11 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145145CN | AS145145-448 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145678CN | AS145678-469 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144749CN | AS144749-52 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145217CN | AS145217-8 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142847CN | AS142847-198 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143180CN | AS143180-17 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142787CN | AS142787-138 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS57330CN | GiraffeTech Sichuan Giraffe Technology Co., Ltd. | — | 4 | 4 |
| AS143880CN | AS143880-207 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143526CN | AS143526-363 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145580CN | AS145580-371 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146202CN | AS146202-481 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146131CN | AS146131-410 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143213CN | AS143213-50 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143769CN | AS143769-96 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145744CN | AS145744-23 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145315CN | AS145315-106 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143398CN | AS143398-235 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144529CN | AS144529-344 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144353CN | AS144353-168 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143103CN | AS143103-454 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142990CN | AS142990-341 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146318CN | AS146318-85 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144904CN | AS144904-207 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144032CN | AS144032-359 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145875CN | AS145875-154 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146006CN | AS146006-285 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144910CN | AS144910-213 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145428CN | AS145428-219 - China Education and Research Network (CERNET) | — | 65.5K | 1 |