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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.
| 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 |
| AS145810-89 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143074CN | AS143074-425 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144500CN | AS144500-315 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145974CN | AS145974-253 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146054CN | AS146054-333 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144461CN | AS144461-276 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146507CN | AS146507-274 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145521CN | AS145521-312 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146742CN | AS146742-509 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143434CN | AS143434-271 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143494CN | AS143494-331 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145938CN | AS145938-217 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142711CN | AS142711-62 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144717CN | AS144717-20 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144458CN | AS144458-273 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144363CN | AS144363-178 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145122CN | AS145122-425 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144670CN | AS144670-485 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145334CN | AS145334-125 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142800CN | AS142800-151 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146203CN | AS146203-482 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144333CN | AS144333-148 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144012CN | AS144012-339 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146051CN | AS146051-330 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145438CN | AS145438-229 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144860CN | AS144860-163 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143800CN | AS143800-127 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145331CN | AS145331-122 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS207303CN | AYUMU-NETWORK Xilin Xie | — | 4 | 4 |
| AS146352CN | AS146352-119 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146155CN | AS146155-434 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146584CN | AS146584-351 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146572CN | AS146572-339 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145899CN | AS145899-178 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143038CN | AS143038-389 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143690CN | AS143690-17 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145030CN | AS145030-333 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145649CN | AS145649-440 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145816CN | AS145816-95 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145027CN | AS145027-330 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146167CN | AS146167-446 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146120CN | AS146120-399 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143869CN | AS143869-196 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144810CN | AS144810-113 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143360CN | AS143360-197 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143669CN | AS143669-506 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145634CN | AS145634-425 - China Education and Research Network (CERNET) | — | 65.5K | 1 |