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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 | 2,131 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,305 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.4M | 5,848 |
| 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.
6,622 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 | 1,221 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,212 |
| AS143616-453 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145914CN | AS145914-193 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143360CN | AS143360-197 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146286CN | AS146286-53 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144369CN | AS144369-184 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS210176CN | AppleBlock-Network Haoyi Xiang | — | 16 | 1 |
| AS144854CN | AS144854-157 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143979CN | AS143979-306 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146477CN | AS146477-244 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143875CN | AS143875-202 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142889CN | AS142889-240 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143681CN | AS143681-8 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS215848CN | LOLITA-AS Litao Luo | — | 1 | 1 |
| AS144092CN | AS144092-419 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145289CN | AS145289-80 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144113CN | AS144113-440 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142922CN | AS142922-273 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143705CN | AS143705-32 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143818CN | AS143818-145 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145066CN | AS145066-369 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142886CN | AS142886-237 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145512CN | AS145512-303 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS154155CN | SUZHOUYESONG-AS-AP - Suzhou Yesong Information Technology Co., Ltd | — | 1 | 1 |
| AS140314CN | CHINATELECOM-GUANGDONG-SHANTOU-5G-NETWORK - CHINATELECOM Guangdong province Shantou 5G network | — | 2 | 2 |
| AS145170CN | AS145170-473 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140537CN | CHINATELECOM-Hubei-ENSHI-5G-Network - CHINATELECOM Hubei province Enshi 5G network | — | 768 | 3 |
| AS146117CN | AS146117-396 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142925CN | AS142925-276 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143035CN | AS143035-386 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146498CN | AS146498-265 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145203CN | AS145203-506 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143860CN | AS143860-187 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145828CN | AS145828-107 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145965CN | AS145965-244 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS200720CN | YICHENSHI Yichen Shi | — | 1 | 1 |
| AS144941CN | AS144941-244 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145813CN | AS145813-92 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142687CN | AS142687-38 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143232CN | AS143232-69 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146709CN | AS146709-476 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143678CN | AS143678-5 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145908CN | AS145908-187 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144464CN | AS144464-279 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143288CN | AS143288-125 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143047CN | AS143047-398 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144503CN | AS144503-318 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146593CN | AS146593-360 - China Education and Research Network (CERNET) | — | 65.5K | 1 |