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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 |
| AS144377-192 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143055CN | AS143055-406 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144240CN | AS144240-55 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144267CN | AS144267-82 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146515CN | AS146515-282 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142942CN | AS142942-293 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142704CN | AS142704-55 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143496CN | AS143496-333 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS152922CN | ZHANGFUYU-AS-CN - Zhang Fuyu | — | 6 | 6 |
| AS143368CN | AS143368-205 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143058CN | AS143058-409 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144023CN | AS144023-350 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145139CN | AS145139-442 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145812CN | AS145812-91 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145857CN | AS145857-136 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145023CN | AS145023-326 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146140CN | AS146140-419 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142996CN | AS142996-347 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145604CN | AS145604-395 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143707CN | AS143707-34 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146137CN | AS146137-416 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143901CN | AS143901-228 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145017CN | AS145017-320 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144803CN | AS144803-106 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS24363CN | CNGI-JNN-IX-AS-AP - CERNET2 IX at Shandong University | — | 1M | 17 |
| AS142784CN | AS142784-135 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145440CN | AS145440-231 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144877CN | AS144877-180 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144833CN | AS144833-136 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145824CN | AS145824-103 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144642CN | AS144642-457 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145354CN | AS145354-145 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140512CN | CHINATELECOM-GUANGXI-YULIN-5G-NETWORK - CHINATELECOM GUANGXI province YuLin 5G network | — | 3 | 3 |
| AS146143CN | AS146143-422 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146271CN | AS146271-38 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143311CN | AS143311-148 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144681CN | AS144681-496 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS219283CN | Dep-Networks Haohao Zhang | — | 2.3M | 19 |
| AS144303CN | AS144303-118 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145985CN | AS145985-264 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142073CN | AS142073-7 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS143502CN | AS143502-339 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146732CN | AS146732-499 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143133CN | AS143133-484 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS24360CN | CNGI-ZHZ-IX-AS-AP - CERNET2 IX at Zhengzhou University | — | 327.9K | 205 |
| AS144663CN | AS144663-478 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144711CN | AS144711-14 - China Education and Research Network (CERNET) | — | 65.5K | 1 |