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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 |
| AS144419-234 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143341CN | AS143341-178 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143469CN | AS143469-306 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142719CN | AS142719-70 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143761CN | AS143761-88 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146217CN | AS146217-496 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143770CN | AS143770-97 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS152892CN | LIUJIARONG-AS-AP - Liu Jiarong | — | 65.6K | 3 |
| AS140248CN | CHINATELECOM-ANHUI-ANQING-5G-NETWORK - CHINATELECOM Anhui province Anqing 5G network | — | 3 | 3 |
| AS142070CN | AS142070-4 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS143389CN | AS143389-226 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143776CN | AS143776-103 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS204518CN | LOVENET Shiyu Zhou | — | 17 | 2 |
| AS143698CN | AS143698-25 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144151CN | AS144151-478 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145279CN | AS145279-70 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143350CN | AS143350-187 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144056CN | AS144056-383 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143064CN | AS143064-415 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144234CN | AS144234-49 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143234CN | AS143234-71 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140295CN | CHINATELECOM-JIANGSU-LIANYUNGANG-5G-NETWORK - CHINATELECOM Jiangsu province Lianyungang 5G network | — | 192 | 3 |
| AS145747CN | AS145747-26 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143392CN | AS143392-229 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144288CN | AS144288-103 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS149510CN | FENGLIBO-AS-AP - Feng Libo | — | 5 | 5 |
| AS144449CN | AS144449-264 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143993CN | AS143993-320 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144115CN | AS144115-442 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143305CN | AS143305-142 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143043CN | AS143043-394 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144933CN | AS144933-236 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145577CN | AS145577-368 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145357CN | AS145357-148 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144091CN | AS144091-418 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144758CN | AS144758-61 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145619CN | AS145619-410 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145943CN | AS145943-222 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143529CN | AS143529-366 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145586CN | AS145586-377 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142725CN | AS142725-76 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145336CN | AS145336-127 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140376CN | CHINATELECOM-HUNAN-HUAIHUA-5G-NETWORK - CHINATELECOM Hunan province Huaihua 5G network | — | 3 | 3 |
| AS143532CN | AS143532-369 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145738CN | AS145738-17 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS153333CN | FUJIECHUN-AS-AP - Fu Jiechun | — | 5 | 5 |
| AS146607CN | AS146607-374 - China Education and Research Network (CERNET) | — | 65.5K | 1 |