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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 |
| AS143695-22 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145710CN | AS145710-501 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145082CN | AS145082-385 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151674CN | HYU-AS-AP - Cheng Yijia | — | 17 | 2 |
| AS153189CN | WANGJIANWEI-AS-AP - Wang Jianwei | — | 5 | 5 |
| AS145895CN | AS145895-174 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145177CN | AS145177-480 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145892CN | AS145892-171 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144984CN | AS144984-287 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144737CN | AS144737-40 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143028CN | AS143028-379 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145526CN | AS145526-317 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143096CN | AS143096-447 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146035CN | AS146035-314 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142739CN | AS142739-90 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144058CN | AS144058-385 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS212985CN | WMJ-AS Mingjie Wu | — | 7 | 7 |
| AS145442CN | AS145442-233 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146404CN | AS146404-171 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143337CN | AS143337-174 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142968CN | AS142968-319 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144350CN | AS144350-165 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142754CN | AS142754-105 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145597CN | AS145597-388 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145234CN | AS145234-25 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142867CN | AS142867-218 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143269CN | AS143269-106 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142909CN | AS142909-260 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144153CN | AS144153-480 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144612CN | AS144612-427 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143361CN | AS143361-198 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142986CN | AS142986-337 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144579CN | AS144579-394 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146365CN | AS146365-132 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144647CN | AS144647-462 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143697CN | AS143697-24 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145359CN | AS145359-150 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146407CN | AS146407-174 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145210CN | AS145210-1 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143034CN | AS143034-385 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144260CN | AS144260-75 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143212CN | AS143212-49 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS135674CN | KANONETWORK-AS-JP - Kano Network | — | 16 | 1 |
| AS144010CN | AS144010-337 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146499CN | AS146499-266 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143209CN | AS143209-46 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144915CN | AS144915-218 - China Education and Research Network (CERNET) | — | 65.5K | 1 |