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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 |
| AS143567-404 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145991CN | AS145991-270 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142790CN | AS142790-141 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143773CN | AS143773-100 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145446CN | AS145446-237 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140361CN | CHINATELECOM-YUNNAN-ZHAOTONG-5G-NETWORK - CHINATELECOM Yunnan province Zhaotong 5G network | — | 256 | 4 |
| AS142698CN | AS142698-49 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145741CN | AS145741-20 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145488CN | AS145488-279 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144916CN | AS144916-219 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145089CN | AS145089-392 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143490CN | AS143490-327 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145595CN | AS145595-386 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142871CN | AS142871-222 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143576CN | AS143576-413 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142716CN | AS142716-67 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146649CN | AS146649-416 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144553CN | AS144553-368 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146262CN | AS146262-29 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144276CN | AS144276-91 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143850CN | AS143850-177 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143204CN | AS143204-41 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS211158CN | BG4CZU-AS Jun CAO | — | 1 | 1 |
| AS145229CN | AS145229-20 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146208CN | AS146208-487 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146339CN | AS146339-106 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140346CN | CHINATELECOM-YUNNAN-KUNMING-5G-NETWORK - CHINATELECOM Yunnan province Kunming 5G network | — | 256 | 4 |
| AS146369CN | AS146369-136 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142912CN | AS142912-263 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146089CN | AS146089-368 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140310CN | CHINATELECOM-GUANGDONG-DONGGUAN-5G-NETWORK - CHINATELECOM Guangdong province Dongguan 5G network | — | 2 | 2 |
| AS143353CN | AS143353-190 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145056CN | AS145056-359 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144987CN | AS144987-290 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143758CN | AS143758-85 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144297CN | AS144297-112 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146330CN | AS146330-97 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144017CN | AS144017-344 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143639CN | AS143639-476 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144029CN | AS144029-356 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146223CN | AS146223-502 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145961CN | AS145961-240 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143439CN | AS143439-276 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144300CN | AS144300-115 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146324CN | AS146324-91 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143219CN | AS143219-56 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143835CN | AS143835-162 - China Education and Research Network (CERNET) | — | 65.5K | 1 |