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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 | 1,353 |
| AS4837CN | CHINA169-Backbone - CHINA UNICOM China169 Backbone | 59.3M | 2,132 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,306 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.7M | 5,956 |
| 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.
6,624 autonomous systems registered to China. Click an AS for detail.
| 20.4M |
| 850 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 564 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,105 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.2M | 2,247 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 10.8M | 1,214 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,212 |
| AS144903-206 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145927CN | AS145927-206 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145686CN | AS145686-477 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140657CN | CHINATELECOM-GUIZHOU-GUIAN-5G-NETWORK - CHINATELECOM Guizhou province Guian 5G network | — | 4 | 4 |
| AS142735CN | AS142735-86 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146656CN | AS146656-423 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144974CN | AS144974-277 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144212CN | AS144212-27 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146082CN | AS146082-361 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142762CN | AS142762-113 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144343CN | AS144343-158 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142738CN | AS142738-89 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144331CN | AS144331-146 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144066CN | AS144066-393 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144420CN | AS144420-235 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146159CN | AS146159-438 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145939CN | AS145939-218 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS200789CN | OPTnet Wei Teng LIn | — | 16 | 1 |
| AS151426CN | AS151426-4 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS144382CN | AS144382-197 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143450CN | AS143450-287 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143805CN | AS143805-132 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146016CN | AS146016-295 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145763CN | AS145763-42 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140356CN | CHINATELECOM-YUNNAN-NUJIANG-5G-NETWORK - CHINATELECOM Yunnan province Nujiang 5G network | — | 256 | 4 |
| AS145617CN | AS145617-408 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146034CN | AS146034-313 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144057CN | AS144057-384 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143545CN | AS143545-382 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146516CN | AS146516-283 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146481CN | AS146481-248 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145787CN | AS145787-66 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146299CN | AS146299-66 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145528CN | AS145528-319 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144554CN | AS144554-369 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145489CN | AS145489-280 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS24358CN | CNGI-WH-IX-AS-AP - CERNET2 IX at Huazhong University of Science and Technology | — | 65.7K | 135 |
| AS146174CN | AS146174-453 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145433CN | AS145433-224 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145933CN | AS145933-212 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145105CN | AS145105-408 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143846CN | AS143846-173 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144870CN | AS144870-173 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146332CN | AS146332-99 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144632CN | AS144632-447 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142991CN | AS142991-342 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146427CN | AS146427-194 - China Education and Research Network (CERNET) | — | 65.5K | 1 |