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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 |
| AS144879-182 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144908CN | AS144908-211 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143646CN | AS143646-483 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143964CN | AS143964-291 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS137256CN | CATIO-NETWORK-AS-AP - CatIO Network | — | 8 | 8 |
| AS143428CN | AS143428-265 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140514CN | CHINATELECOM-GUANGXI-GUIGANG-5G-NETWORK - CHINATELECOM GUANGXI province GuiGang 5G network | — | 3 | 3 |
| AS146733CN | AS146733-500 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144771CN | AS144771-74 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144092CN | AS144092-419 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146296CN | AS146296-63 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142836CN | AS142836-187 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144997CN | AS144997-300 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144592CN | AS144592-407 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144991CN | AS144991-294 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143205CN | AS143205-42 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151446CN | AS151446-24 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS144720CN | AS144720-23 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146436CN | AS146436-203 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140296CN | CHINATELECOM-JIANGSU-WUXI-5G-NETWORK - CHINATELECOM Jiangsu province Wuxi 5G network | — | 192 | 3 |
| AS144619CN | AS144619-434 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143404CN | AS143404-241 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146007CN | AS146007-286 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144122CN | AS144122-449 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146450CN | AS146450-217 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146498CN | AS146498-265 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144804CN | AS144804-107 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS202396CN | ZYK-AS Zeng Yukai | — | 8 | 8 |
| AS146477CN | AS146477-244 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142773CN | AS142773-124 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146117CN | AS146117-396 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145259CN | AS145259-50 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143589CN | AS143589-426 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144661CN | AS144661-476 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146612CN | AS146612-379 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143866CN | AS143866-193 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146462CN | AS146462-229 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143223CN | AS143223-60 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS207292CN | YUYANNET-SERVICE-AS-RIPE YANG HAOJING | — | 1 | 1 |
| AS146260CN | AS146260-27 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145256CN | AS145256-47 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146099CN | AS146099-378 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146403CN | AS146403-170 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146575CN | AS146575-342 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144494CN | AS144494-309 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145712CN | AS145712-503 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144679CN | AS144679-494 - China Education and Research Network (CERNET) | — | 65.5K | 1 |