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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 | 2,151 |
| 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 | 2,111 |
| 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 |
| AS143526-363 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143839CN | AS143839-166 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145071CN | AS145071-374 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144782CN | AS144782-85 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143963CN | AS143963-290 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143854CN | AS143854-181 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144005CN | AS144005-332 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146033CN | AS146033-312 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS153033CN | SHANGXU-AS-AP - Shang Xu | — | 2 | 2 |
| AS144991CN | AS144991-294 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146120CN | AS146120-399 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146494CN | AS146494-261 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146432CN | AS146432-199 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145184CN | AS145184-487 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS137721CN | AS137721-13 - China Internet Network Information Center | — | 67.6K | 2 |
| AS146381CN | AS146381-148 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145420CN | AS145420-211 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS136535CN | HRBM27-AS-AP - Yang Mengqi | — | 260 | 5 |
| AS219489CN | AS-MZKNET Zhengda Li | — | 32 | 2 |
| AS142901CN | AS142901-252 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145724CN | AS145724-3 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146259CN | AS146259-26 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS209645CN | Trash-Network Jixian Zeng | — | 2 | 2 |
| AS145086CN | AS145086-389 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143738CN | AS143738-65 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143829CN | AS143829-156 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS152598CN | CHAT-AS-AP - Beijing Gong Gong Fa Technology Co Ltd | — | 17 | 2 |
| AS144443CN | AS144443-258 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144649CN | AS144649-464 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146018CN | AS146018-297 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS215969CN | TANZ Tan Zhang | — | 1 | 1 |
| AS144470CN | AS144470-285 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151439CN | AS151439-17 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS145419CN | AS145419-210 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145589CN | AS145589-380 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144916CN | AS144916-219 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS57330CN | GiraffeTech Sichuan Giraffe Technology Co., Ltd. | — | 5 | 5 |
| AS145241CN | AS145241-32 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144428CN | AS144428-243 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143294CN | AS143294-131 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146358CN | AS146358-125 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146078CN | AS146078-357 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS24372CN | CNGI-HRB-IX-AS-AP - CERNET2 IX at Harbin Institute of Technology | — | 131.1K | 63 |
| AS23910CN | CNGI-CERNET2-AS-AP - China Next Generation Internet CERNET2 | — | 268.7M | 6 |
| AS140295CN | CHINATELECOM-JIANGSU-LIANYUNGANG-5G-NETWORK - CHINATELECOM Jiangsu province Lianyungang 5G network | — | 192 | 3 |
| AS146298CN | AS146298-65 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142734CN | AS142734-85 - China Education and Research Network (CERNET) | — | 65.5K | 1 |