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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 |
| AS146518-285 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143454CN | AS143454-291 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143192CN | AS143192-29 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145571CN | AS145571-362 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144821CN | AS144821-124 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145062CN | AS145062-365 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145872CN | AS145872-151 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144181CN | AS144181-508 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143186CN | AS143186-23 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143067CN | AS143067-418 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143767CN | AS143767-94 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS45576CN | CERNET2-TSINGHUA6-AS-AP - Tsinghua University | — | 65.5K | 4 |
| AS145836CN | AS145836-115 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144386CN | AS144386-201 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143701CN | AS143701-28 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143573CN | AS143573-410 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144970CN | AS144970-273 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146056CN | AS146056-335 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143585CN | AS143585-422 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144842CN | AS144842-145 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146619CN | AS146619-386 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145014CN | AS145014-317 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145866CN | AS145866-145 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145714CN | AS145714-505 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143487CN | AS143487-324 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145050CN | AS145050-353 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140364CN | CHINATELECOM-HUNAN-5G-CORE-NETWORK-5G-NETWORK - CHINATELECOM Hunan province 5G Core Network 5G network | — | 3 | 3 |
| AS142808CN | AS142808-159 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145232CN | AS145232-23 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145881CN | AS145881-160 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142743CN | AS142743-94 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143126CN | AS143126-477 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146193CN | AS146193-472 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143877CN | AS143877-204 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143314CN | AS143314-151 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145008CN | AS145008-311 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS216100CN | RUILI Rui Li | — | 6 | 6 |
| AS145887CN | AS145887-166 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142850CN | AS142850-201 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138211CN | TUPLENET-AS-AP - TupleTech Corporation | — | 1 | 1 |
| AS145538CN | AS145538-329 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146247CN | AS146247-14 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143919CN | AS143919-246 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143472CN | AS143472-309 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142930CN | AS142930-281 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140337CN | CHINATELECOM-FUJIAN-NANPING-5G-NETWORK - CHINATELECOM Fujian province Nanping 5G network | — | 1K | 4 |
| AS146598CN | AS146598-365 - China Education and Research Network (CERNET) | — | 65.5K | 1 |