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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 | 1,357 |
| AS4837CN | CHINA169-Backbone - CHINA UNICOM China169 Backbone | 59.2M | 1,597 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,205 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.4M | 5,840 |
| 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.
6,608 autonomous systems registered to China. Click an AS for detail.
| AS | Holder | IPv4 ↑ | IPv6 /48 | Prefixes |
|---|---|---|---|---|
| AS140653CN | CHINATELECOM-GUIZHOU-TONGREN-5G-NETWORK - CHINATELECOM Guizhou province Tongren 5G network | — | 4 | 4 |
| AS142684CN | AS142684-35 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140859CN | CHINATELECOM-JIANGXI-PINGXIANG-5G-NETWORK - CHINATELECOM Jiangxi province Pingxiang 5G network | — | 1 | 1 |
| 20.4M |
| 843 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 569 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,101 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.2M | 2,247 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 10.5M | 1,191 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.8M | 5,167 |
| AS144610CN | AS144610-425 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144628CN | AS144628-443 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146483CN | AS146483-250 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144003CN | AS144003-330 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143675CN | AS143675-2 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145244CN | AS145244-35 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS137256CN | CATIO-NETWORK-AS-AP - CatIO Network | — | 8 | 8 |
| AS143363CN | AS143363-200 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140534CN | CHINATELECOM-HUBEI-HUANGGANG-5G-NETWORK - CHINATELECOM Hubei province Huanggang 5G network | — | 768 | 3 |
| AS144256CN | AS144256-71 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145271CN | AS145271-62 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146456CN | AS146456-223 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144208CN | AS144208-23 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145932CN | AS145932-211 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144759CN | AS144759-62 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145241CN | AS145241-32 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143574CN | AS143574-411 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145369CN | AS145369-160 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143625CN | AS143625-462 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144244CN | AS144244-59 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS198681CN | REIA-NETWORK Jinquan Zeng | — | 7 | 7 |
| AS142764CN | AS142764-115 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146417CN | AS146417-184 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144247CN | AS144247-62 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140656CN | CHINATELECOM-GUIZHOU-QIANXINAN-5G-NETWORK - CHINATELECOM Guizhou province Qianxinan 5G network | — | 4 | 4 |
| AS144417CN | AS144417-232 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143976CN | AS143976-303 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143020CN | AS143020-371 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146340CN | AS146340-107 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146679CN | AS146679-446 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145250CN | AS145250-41 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146301CN | AS146301-68 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143142CN | AS143142-493 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143431CN | AS143431-268 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143830CN | AS143830-157 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144848CN | AS144848-151 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146495CN | AS146495-262 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146176CN | AS146176-455 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146492CN | AS146492-259 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144911CN | AS144911-214 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145054CN | AS145054-357 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143711CN | AS143711-38 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142889CN | AS142889-240 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143616CN | AS143616-453 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS216056CN | XaVen-Network Jingqiu Xu | — | 4 | 4 |
| AS143223CN | AS143223-60 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144065CN | AS144065-392 - China Education and Research Network (CERNET) | — | 65.5K | 1 |