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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 |
| AS142987-338 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS146086CN | AS146086-365 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146744CN | AS146744-511 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143061CN | AS143061-412 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146193CN | AS146193-472 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146539CN | AS146539-306 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143177CN | AS143177-14 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145857CN | AS145857-136 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144404CN | AS144404-219 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144785CN | AS144785-88 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146604CN | AS146604-371 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142662CN | AS142662-13 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142915CN | AS142915-266 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144788CN | AS144788-91 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144615CN | AS144615-430 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145872CN | AS145872-151 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143198CN | AS143198-35 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142954CN | AS142954-305 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142951CN | AS142951-302 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142808CN | AS142808-159 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145836CN | AS145836-115 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144660CN | AS144660-475 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144380CN | AS144380-195 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146217CN | AS146217-496 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138381CN | CNGI-GYN-IX-AS-AP - CERNET2 regional IX at Guizhou University | — | 60 | 60 |
| AS153333CN | FUJIECHUN-AS-AP - Fu Jiechun | — | 5 | 5 |
| AS145041CN | AS145041-344 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143907CN | AS143907-234 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145312CN | AS145312-103 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS214921CN | JudgeDuck-net Yisong Wang | — | 18 | 3 |
| AS143865CN | AS143865-192 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145044CN | AS145044-347 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143382CN | AS143382-219 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142999CN | AS142999-350 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145458CN | AS145458-249 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145815CN | AS145815-94 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144047CN | AS144047-374 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144142CN | AS144142-469 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146268CN | AS146268-35 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144675CN | AS144675-490 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146521CN | AS146521-288 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143267CN | AS143267-104 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145580CN | AS145580-371 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144547CN | AS144547-362 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144526CN | AS144526-341 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140248CN | CHINATELECOM-ANHUI-ANQING-5G-NETWORK - CHINATELECOM Anhui province Anqing 5G network | — | 3 | 3 |
| AS144520CN | AS144520-335 - China Education and Research Network (CERNET) | — | 65.5K | 1 |