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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 | 21,286 |
| 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 | 565 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,106 |
| 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 | 1,216 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,203 |
| AS142787-138 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS146473CN | AS146473-240 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145854CN | AS145854-133 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146056CN | AS146056-335 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143651CN | AS143651-488 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144187CN | AS144187-2 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142844CN | AS142844-195 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144300CN | AS144300-115 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140852CN | CHINATELECOM-JIANGXI-SHENGJI-5G-NETWORK - CHINATELECOM Jiangxi province Shengji 5G network | — | 1 | 1 |
| AS144508CN | AS144508-323 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142740CN | AS142740-91 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143984CN | AS143984-311 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144154CN | AS144154-481 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140346CN | CHINATELECOM-YUNNAN-KUNMING-5G-NETWORK - CHINATELECOM Yunnan province Kunming 5G network | — | 256 | 4 |
| AS145875CN | AS145875-154 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145327CN | AS145327-118 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144032CN | AS144032-359 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144898CN | AS144898-201 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145723CN | AS145723-2 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143734CN | AS143734-61 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144041CN | AS144041-368 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143737CN | AS143737-64 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144907CN | AS144907-210 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145163CN | AS145163-466 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145181CN | AS145181-484 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146673CN | AS146673-440 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146506CN | AS146506-273 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145940CN | AS145940-219 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145946CN | AS145946-225 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143127CN | AS143127-478 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144127CN | AS144127-454 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145696CN | AS145696-487 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143567CN | AS143567-404 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143663CN | AS143663-500 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145342CN | AS145342-133 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145020CN | AS145020-323 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144151CN | AS144151-478 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144288CN | AS144288-103 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145324CN | AS145324-115 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142829CN | AS142829-180 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144493CN | AS144493-308 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142677CN | AS142677-28 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144222CN | AS144222-37 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145678CN | AS145678-469 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143475CN | AS143475-312 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143749CN | AS143749-76 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144273CN | AS144273-88 - China Education and Research Network (CERNET) | — | 65.5K | 1 |