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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 | 59.2M | 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 | 42.3M | 5,834 |
| 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 | 566 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,104 |
| 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 | 1,193 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.8M | 5,168 |
| AS143390-227 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS142757CN | AS142757-108 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145995CN | AS145995-274 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143557CN | AS143557-394 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144081CN | AS144081-408 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144605CN | AS144605-420 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145338CN | AS145338-129 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS24356CN | CNGI-CHQ-IX-AS-AP - CERNET2 IX at Chongqing University | — | 71 | 71 |
| AS145722CN | AS145722-1 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145993CN | AS145993-272 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138597CN | CHINATELECOM-SHAANXI-HANZHONG-5G-NETWORK - CHINATELECOM Shaanxi province Hanzhong 5G network | — | 4 | 4 |
| AS145779CN | AS145779-58 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146109CN | AS146109-388 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146559CN | AS146559-326 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143418CN | AS143418-255 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144478CN | AS144478-293 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146383CN | AS146383-150 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145198CN | AS145198-501 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145344CN | AS145344-135 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145966CN | AS145966-245 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142840CN | AS142840-191 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146249CN | AS146249-16 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143415CN | AS143415-252 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144323CN | AS144323-138 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142894CN | AS142894-245 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145246CN | AS145246-37 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146562CN | AS146562-329 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140372CN | CHINATELECOM-HUNAN-YIYANG-5G-NETWORK - CHINATELECOM Hunan province Yiyang 5G network | — | 3 | 3 |
| AS144862CN | AS144862-165 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142748CN | AS142748-99 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143650CN | AS143650-487 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142977CN | AS142977-328 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143382CN | AS143382-219 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144153CN | AS144153-480 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144942CN | AS144942-245 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143233CN | AS143233-70 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144436CN | AS144436-251 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS213116CN | BIKGO-NETWORK Guangzhou Bigao Network Technology Co., Ltd. | — | 2 | 2 |
| AS140508CN | CHINATELECOM-GUANGXI-SHENGJI-5G-NETWORK - CHINATELECOM GUANGXI province Shengji 5G network | — | 3 | 3 |
| AS142849CN | AS142849-200 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145133CN | AS145133-436 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146282CN | AS146282-49 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144656CN | AS144656-471 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144811CN | AS144811-114 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144516CN | AS144516-331 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144061CN | AS144061-388 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146306CN | AS146306-73 - China Education and Research Network (CERNET) | — | 65.5K | 1 |