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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 |
| AS146065-344 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143359CN | AS143359-196 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144618CN | AS144618-433 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146274CN | AS146274-41 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143493CN | AS143493-330 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145190CN | AS145190-493 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146146CN | AS146146-425 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145104CN | AS145104-407 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146655CN | AS146655-422 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146119CN | AS146119-398 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS209261CN | JQ-Networks Qiao Jiang | — | 2.1K | 11 |
| AS143448CN | AS143448-285 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144895CN | AS144895-198 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145026CN | AS145026-329 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145613CN | AS145613-404 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142707CN | AS142707-58 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146149CN | AS146149-428 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151490CN | GAONIT-AS-KR - GaonIT | — | 2 | 2 |
| AS142808CN | AS142808-159 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144651CN | AS144651-466 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS198516CN | UNDEFINED-AS Yi Huang | — | 17 | 2 |
| AS144386CN | AS144386-201 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143243CN | AS143243-80 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142740CN | AS142740-91 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144261CN | AS144261-76 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144693CN | AS144693-508 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145928CN | AS145928-207 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146604CN | AS146604-371 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS24372CN | CNGI-HRB-IX-AS-AP - CERNET2 IX at Harbin Institute of Technology | — | 65.5K | 1 |
| AS146506CN | AS146506-273 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144782CN | AS144782-85 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142897CN | AS142897-248 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142692CN | AS142692-43 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146408CN | AS146408-175 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143704CN | AS143704-31 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143258CN | AS143258-95 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140301CN | CHINATELECOM-JIANGSU-TAIZHOU-5G-NETWORK - CHINATELECOM Jiangsu province Taizhou 5G network | — | 192 | 3 |
| AS219208CN | QMQ-AS MAOQUN QIU | — | 2.2M | 14 |
| AS144526CN | AS144526-341 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145202CN | AS145202-505 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144145CN | AS144145-472 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145294CN | AS145294-85 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144770CN | AS144770-73 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145193CN | AS145193-496 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144940CN | AS144940-243 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151451CN | AS151451-29 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS218985CN | YUWANG-AS YU WANG | — | 1 | 1 |