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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 |
| AS146375-142 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143228CN | AS143228-65 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145976CN | AS145976-255 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143975CN | AS143975-302 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143764CN | AS143764-91 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS200853CN | LI-AS Yifan Li | — | 4 | 4 |
| AS145574CN | AS145574-365 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142734CN | AS142734-85 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143008CN | AS143008-359 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145735CN | AS145735-14 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146333CN | AS146333-100 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146414CN | AS146414-181 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143210CN | AS143210-47 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145553CN | AS145553-344 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143320CN | AS143320-157 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142987CN | AS142987-338 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144562CN | AS144562-377 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145848CN | AS145848-127 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143624CN | AS143624-461 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143195CN | AS143195-32 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143984CN | AS143984-311 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142811CN | AS142811-162 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144365CN | AS144365-180 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143782CN | AS143782-109 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144041CN | AS144041-368 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144434CN | AS144434-249 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145488CN | AS145488-279 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144267CN | AS144267-82 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144800CN | AS144800-103 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145675CN | AS145675-466 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151460CN | AS151460-38 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS143999CN | AS143999-326 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143380CN | AS143380-217 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138371CN | CNGI-QDA-IX-AS-AP - CERNET2 regional IX at Ocean University of China | — | 65.5K | 1 |
| AS145285CN | AS145285-76 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS150141CN | W1N0DL-AS-AP - Wang Jiacheng | — | 37 | 22 |
| AS146539CN | AS146539-306 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145562CN | AS145562-353 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143463CN | AS143463-300 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145601CN | AS145601-392 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144547CN | AS144547-362 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144630CN | AS144630-445 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143746CN | AS143746-73 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146542CN | AS146542-309 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143460CN | AS143460-297 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144121CN | AS144121-448 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144008CN | AS144008-335 - China Education and Research Network (CERNET) | — | 65.5K | 1 |