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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 | 1,356 |
| AS4837CN | CHINA169-Backbone - CHINA UNICOM China169 Backbone | 59.3M | 2,150 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.6M | 21,409 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.8M | 5,062 |
| 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.
6,627 autonomous systems registered to China. Click an AS for detail.
| 20.8M |
| 860 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 579 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,120 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.3M | 2,253 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 11.2M | 1,317 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,281 |
| AS143856-183 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145279CN | AS145279-70 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144559CN | AS144559-374 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146098CN | AS146098-377 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145937CN | AS145937-216 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143832CN | AS143832-159 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144696CN | AS144696-511 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145583CN | AS145583-374 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143713CN | AS143713-40 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144529CN | AS144529-344 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142740CN | AS142740-91 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145925CN | AS145925-204 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145610CN | AS145610-401 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142948CN | AS142948-299 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143704CN | AS143704-31 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144818CN | AS144818-121 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146595CN | AS146595-362 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144517CN | AS144517-332 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146726CN | AS146726-493 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143567CN | AS143567-404 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS152118CN | DARK495-AS-AP - Shenzhen Moesys Computer System Co Ltd | — | 1 | 1 |
| AS144490CN | AS144490-305 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143978CN | AS143978-305 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145589CN | AS145589-380 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144023CN | AS144023-350 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144833CN | AS144833-136 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143219CN | AS143219-56 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151442CN | AS151442-20 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS143794CN | AS143794-121 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140313CN | CHINATELECOM-GUANGDONG-ZHAOQING-5G-NETWORK - CHINATELECOM Guangdong province Zhaoqing 5G network | — | 2 | 2 |
| AS145845CN | AS145845-124 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146223CN | AS146223-502 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142754CN | AS142754-105 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145333CN | AS145333-124 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145101CN | AS145101-404 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143353CN | AS143353-190 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145830CN | AS145830-109 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145681CN | AS145681-472 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145800CN | AS145800-79 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140245CN | CHINATELECOM-ANHUI-SHENGJI-5G-NETWORK - CHINATELECOM Anhui province Shengji 5G network | — | 3 | 3 |
| AS145011CN | AS145011-314 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144008CN | AS144008-335 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS24369CN | CNGI-SY-IX-AS-AP - CERNET2 IX at Northeast University | — | 131.1K | 57 |
| AS144892CN | AS144892-195 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143005CN | AS143005-356 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146640CN | AS146640-407 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145178CN | AS145178-481 - China Education and Research Network (CERNET) | — | 65.5K | 1 |