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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 |
| AS142748-99 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143093CN | AS143093-444 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145350CN | AS145350-141 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140250CN | CHINATELECOM-ANHUI-FUYANG-5G-NETWORK - CHINATELECOM Anhui province Fuyang 5G network | — | 3 | 3 |
| AS144347CN | AS144347-162 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146705CN | AS146705-472 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146228CN | AS146228-507 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142709CN | AS142709-60 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142947CN | AS142947-298 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144743CN | AS144743-46 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS38355CN | CNT - ChongQing Broadcast & TV Broadband IP MAN | — | 69.6K | 3 |
| AS142736CN | AS142736-87 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144043CN | AS144043-370 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144674CN | AS144674-489 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145398CN | AS145398-189 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145960CN | AS145960-239 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144519CN | AS144519-334 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145136CN | AS145136-439 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140521CN | CHINATELECOM-GUANGXI-HEZHOU-5G-Network - CHINATELECOM GUANGXI province HeZhou 5G network | — | 3 | 3 |
| AS146175CN | AS146175-454 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145779CN | AS145779-58 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145585CN | AS145585-376 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143132CN | AS143132-483 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142843CN | AS142843-194 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146362CN | AS146362-129 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143998CN | AS143998-325 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142965CN | AS142965-316 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144939CN | AS144939-242 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144734CN | AS144734-37 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146356CN | AS146356-123 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142087CN | AS142087-21 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS146684CN | AS146684-451 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145919CN | AS145919-198 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146401CN | AS146401-168 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143346CN | AS143346-183 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145660CN | AS145660-451 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145990CN | AS145990-269 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142819CN | AS142819-170 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144876CN | AS144876-179 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145767CN | AS145767-46 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143683CN | AS143683-10 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146154CN | AS146154-433 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143995CN | AS143995-322 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143772CN | AS143772-99 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145624CN | AS145624-415 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145916CN | AS145916-195 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146517CN | AS146517-284 - China Education and Research Network (CERNET) | — | 65.5K | 1 |