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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 | 1,522 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,133 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 40.8M | 5,738 |
| 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.
| 20.3M |
| 813 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 568 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,220 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.2M | 2,201 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 10.4M | 1,145 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.8M | 5,131 |
| CHINATELECOM-HUBEI-HUANGGANG-5G-NETWORK - CHINATELECOM Hubei province Huanggang 5G network |
| — |
| 768 |
| 3 |
| AS144194CN | AS144194-9 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142895CN | AS142895-246 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145802CN | AS145802-81 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144497CN | AS144497-312 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145414CN | AS145414-205 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151423CN | AS151423-1 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS146450CN | AS146450-217 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145945CN | AS145945-224 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143462CN | AS143462-299 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145021CN | AS145021-324 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142673CN | AS142673-24 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143988CN | AS143988-315 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146287CN | AS146287-54 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144471CN | AS144471-286 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151455CN | AS151455-33 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS145537CN | AS145537-328 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144370CN | AS144370-185 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146239CN | AS146239-6 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143455CN | AS143455-292 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146060CN | AS146060-339 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146295CN | AS146295-62 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144536CN | AS144536-351 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151450CN | AS151450-28 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS143321CN | AS143321-158 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142889CN | AS142889-240 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151446CN | AS151446-24 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS142770CN | AS142770-121 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145667CN | AS145667-458 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143178CN | AS143178-15 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143223CN | AS143223-60 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144717CN | AS144717-20 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146614CN | AS146614-381 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145942CN | AS145942-221 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143357CN | AS143357-194 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143437CN | AS143437-274 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145393CN | AS145393-184 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146206CN | AS146206-485 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS200890CN | REN-AS Jianfeng Ren | — | 9 | 9 |
| AS144735CN | AS144735-38 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145390CN | AS145390-181 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140332CN | CHINATELECOM-FUJIAN-PUTIAN-5G-NETWORK - CHINATELECOM Fujian province Putian 5G network | — | 1K | 4 |
| AS146343CN | AS146343-110 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144396CN | AS144396-211 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145688CN | AS145688-479 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144798CN | AS144798-101 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140522CN | CHINATELECOM-GUANGXI-FANGCHENGGANG-5G-NETWORK - CHINATELECOM GUANGXI province FangChengGang 5G network | — | 3 | 3 |