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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 |
| AS142845-196 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145391CN | AS145391-182 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138442CN | CNGI-LSA-IX-AS-AP - CERNET2 regional IX at Tibet University | — | 3 | 3 |
| AS143140CN | AS143140-491 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142979CN | AS142979-330 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146689CN | AS146689-456 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144614CN | AS144614-429 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140514CN | CHINATELECOM-GUANGXI-GUIGANG-5G-NETWORK - CHINATELECOM GUANGXI province GuiGang 5G network | — | 3 | 3 |
| AS144191CN | AS144191-6 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145385CN | AS145385-176 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144757CN | AS144757-60 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146546CN | AS146546-313 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146305CN | AS146305-72 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144224CN | AS144224-39 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143435CN | AS143435-272 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142902CN | AS142902-253 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144846CN | AS144846-149 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144638CN | AS144638-453 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144120CN | AS144120-447 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146189CN | AS146189-468 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143658CN | AS143658-495 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144715CN | AS144715-18 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145367CN | AS145367-158 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144343CN | AS144343-158 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145486CN | AS145486-277 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144632CN | AS144632-447 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145084CN | AS145084-387 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142896CN | AS142896-247 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146713CN | AS146713-480 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142920CN | AS142920-271 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142717CN | AS142717-68 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145269CN | AS145269-60 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144906CN | AS144906-209 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143399CN | AS143399-236 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144024CN | AS144024-351 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143947CN | AS143947-274 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142997CN | AS142997-348 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144849CN | AS144849-152 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142774CN | AS142774-125 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144682CN | AS144682-497 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144245CN | AS144245-60 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142655CN | AS142655-6 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146433CN | AS146433-200 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144483CN | AS144483-298 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140258CN | CHINATELECOM-ANHUI-MAANSHAN-5G-NETWORK - CHINATELECOM Anhui province Maanshan 5G network | — | 3 | 3 |
| AS146734CN | AS146734-501 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142768CN | AS142768-119 - China Education and Research Network (CERNET) | — | 65.5K | 1 |