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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 |
| — |
| 65.5K |
| 1 |
| AS146219CN | AS146219-498 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146201CN | AS146201-480 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146341CN | AS146341-108 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144081CN | AS144081-408 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146451CN | AS146451-218 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142735CN | AS142735-86 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS44446CN | Yuan_Xue Yuan Xue | — | 1 | 1 |
| AS144551CN | AS144551-366 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145507CN | AS145507-298 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142807CN | AS142807-158 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145876CN | AS145876-155 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146254CN | AS146254-21 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143271CN | AS143271-108 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143182CN | AS143182-19 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146210CN | AS146210-489 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143923CN | AS143923-250 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146317CN | AS146317-84 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144200CN | AS144200-15 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146019CN | AS146019-298 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143712CN | AS143712-39 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146537CN | AS146537-304 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146650CN | AS146650-417 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146737CN | AS146737-504 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143709CN | AS143709-36 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145031CN | AS145031-334 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146162CN | AS146162-441 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146597CN | AS146597-364 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146001CN | AS146001-280 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146549CN | AS146549-316 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143334CN | AS143334-171 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144885CN | AS144885-188 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145352CN | AS145352-143 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144593CN | AS144593-408 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146037CN | AS146037-316 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142922CN | AS142922-273 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138597CN | CHINATELECOM-SHAANXI-HANZHONG-5G-NETWORK - CHINATELECOM Shaanxi province Hanzhong 5G network | — | 4 | 4 |
| AS145296CN | AS145296-87 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140657CN | CHINATELECOM-GUIZHOU-GUIAN-5G-NETWORK - CHINATELECOM Guizhou province Guian 5G network | — | 4 | 4 |
| AS151450CN | AS151450-28 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS143009CN | AS143009-360 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142723CN | AS142723-74 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145346CN | AS145346-137 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145400CN | AS145400-191 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144087CN | AS144087-414 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146516CN | AS146516-283 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145266CN | AS145266-57 - China Education and Research Network (CERNET) | — | 65.5K | 1 |