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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. | 56.5M | 21,306 |
| 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.
6,624 autonomous systems registered to China. Click an AS for detail.
| 20.4M |
| 850 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 564 |
| 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 | 1,214 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,212 |
| AS146630-397 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144147CN | AS144147-474 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145698CN | AS145698-489 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143010CN | AS143010-361 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142072CN | AS142072-6 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS143099CN | AS143099-450 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145511CN | AS145511-302 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144707CN | AS144707-10 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140351CN | CHINATELECOM-YUNNAN-DEHONG-5G-NETWORK - CHINATELECOM Yunnan province Dehong 5G network | — | 256 | 4 |
| AS142870CN | AS142870-221 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145130CN | AS145130-433 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143957CN | AS143957-284 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146636CN | AS146636-403 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143820CN | AS143820-147 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143817CN | AS143817-144 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145517CN | AS145517-308 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144481CN | AS144481-296 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144585CN | AS144585-400 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146041CN | AS146041-320 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS198078CN | Silicon-AS Hangzhou Silicon-based Agile Technology Limited | — | 16 | 1 |
| AS144332CN | AS144332-147 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145478CN | AS145478-269 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146544CN | AS146544-311 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145505CN | AS145505-296 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145395CN | AS145395-186 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145582CN | AS145582-373 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146428CN | AS146428-195 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146693CN | AS146693-460 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142164CN | GOLDDOGE-AS-AP - GoldDoge Computer Technologies & Networks Information Center | — | 1 | 1 |
| AS145305CN | AS145305-96 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144031CN | AS144031-358 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142846CN | AS142846-197 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143418CN | AS143418-255 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143543CN | AS143543-380 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146002CN | AS146002-281 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146687CN | AS146687-454 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143921CN | AS143921-248 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140512CN | CHINATELECOM-GUANGXI-YULIN-5G-NETWORK - CHINATELECOM GUANGXI province YuLin 5G network | — | 3 | 3 |
| AS143015CN | AS143015-366 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145490CN | AS145490-281 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143784CN | AS143784-111 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140378CN | CHINATELECOM-HUNAN-DOUDI-5G-NETWORK - CHINATELECOM Hunan province Loudi 5G network | — | 3 | 3 |
| AS144070CN | AS144070-397 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145904CN | AS145904-183 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143468CN | AS143468-305 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146535CN | AS146535-302 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143549CN | AS143549-386 - China Education and Research Network (CERNET) | — | 65.5K | 1 |