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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 | 2,131 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,305 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.4M | 5,848 |
| 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.
6,622 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 | 1,221 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,212 |
| AS145057-360 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144738CN | AS144738-41 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146694CN | AS146694-461 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142883CN | AS142883-234 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145917CN | AS145917-196 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144896CN | AS144896-199 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146340CN | AS146340-107 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145596CN | AS145596-387 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145503CN | AS145503-294 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143982CN | AS143982-309 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145238CN | AS145238-29 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145649CN | AS145649-440 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145959CN | AS145959-238 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143934CN | AS143934-261 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151440CN | AS151440-18 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS142800CN | AS142800-151 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145286CN | AS145286-77 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145119CN | AS145119-422 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146072CN | AS146072-351 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144899CN | AS144899-202 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145899CN | AS145899-178 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143410CN | AS143410-247 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144878CN | AS144878-181 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS18257CN | BITCOMM-AS - ChangZhou Bitcomm Software Technology Co., Limited | — | 1 | 1 |
| AS143741CN | AS143741-68 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144080CN | AS144080-407 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144390CN | AS144390-205 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142931CN | AS142931-282 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145974CN | AS145974-253 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145054CN | AS145054-357 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142910CN | AS142910-261 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145664CN | AS145664-455 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143824CN | AS143824-151 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143029CN | AS143029-380 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144152CN | AS144152-479 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS137256CN | CATIO-NETWORK-AS-AP - CatIO Network | — | 8 | 8 |
| AS146322CN | AS146322-89 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143473CN | AS143473-310 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145783CN | AS145783-62 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146620CN | AS146620-387 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144095CN | AS144095-422 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144732CN | AS144732-35 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146513CN | AS146513-280 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151187CN | LEONET-AS-AP - Shen Jiale | — | 13 | 7 |
| AS144059CN | AS144059-386 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143083CN | AS143083-434 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143553CN | AS143553-390 - China Education and Research Network (CERNET) | — | 65.5K | 1 |