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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 |
| AS142095-29 - China Education and Research Network (CERNET) |
| — |
| 1 |
| 1 |
| AS144426CN | AS144426-241 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS216173CN | ULAYER-AS Guozhen Liu | — | 1 | 1 |
| AS144703CN | AS144703-6 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145370CN | AS145370-161 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145790CN | AS145790-69 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145766CN | AS145766-45 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144709CN | AS144709-12 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144191CN | AS144191-6 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145132CN | AS145132-435 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143643CN | AS143643-480 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145918CN | AS145918-197 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146463CN | AS146463-230 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144736CN | AS144736-39 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144027CN | AS144027-354 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145120CN | AS145120-423 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145254CN | AS145254-45 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145427CN | AS145427-218 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143956CN | AS143956-283 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144891CN | AS144891-194 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146576CN | AS146576-343 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144319CN | AS144319-134 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144611CN | AS144611-426 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142655CN | AS142655-6 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143387CN | AS143387-224 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146430CN | AS146430-197 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144721CN | AS144721-24 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144843CN | AS144843-146 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143634CN | AS143634-471 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143459CN | AS143459-296 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145010CN | AS145010-313 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144224CN | AS144224-39 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142071CN | AS142071-5 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS144596CN | AS144596-411 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145480CN | AS145480-271 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145876CN | AS145876-155 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142723CN | AS142723-74 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144780CN | AS144780-83 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143530CN | AS143530-367 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145504CN | AS145504-295 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143265CN | AS143265-102 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146591CN | AS146591-358 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS208679CN | YIKAI-AS YIKAI-ZHAO | — | 3 | 3 |
| AS145653CN | AS145653-444 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS207292CN | YUYANNET-SERVICE-AS-RIPE YANG HAOJING | — | 1 | 1 |
| AS146561CN | AS146561-328 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS24352CN | CNGI-TJN-IX-AS-AP - CERNET2 IX at Tianjin University | — | 196.7K | 53 |