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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 |
| AS146037-316 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143565CN | AS143565-402 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143065CN | AS143065-416 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143149CN | AS143149-500 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146078CN | AS146078-357 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145358CN | AS145358-149 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144054CN | AS144054-381 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145298CN | AS145298-89 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146406CN | AS146406-173 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145263CN | AS145263-54 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140654CN | CHINATELECOM-GUIZHOU-BIJIE-5G-NETWORK - CHINATELECOM Guizhou province Bijie 5G network | — | 4 | 4 |
| AS144804CN | AS144804-107 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS205532CN | DREAMRY Zichao Heng | — | 18 | 3 |
| AS144589CN | AS144589-404 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145602CN | AS145602-393 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS202396CN | ZYK-AS Zeng Yukai | — | 8 | 8 |
| AS145918CN | AS145918-197 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145111CN | AS145111-414 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143679CN | AS143679-6 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143562CN | AS143562-399 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144221CN | AS144221-36 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146549CN | AS146549-316 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146189CN | AS146189-468 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145793CN | AS145793-72 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146325CN | AS146325-92 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146423CN | AS146423-190 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145861CN | AS145861-140 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146722CN | AS146722-489 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151202CN | HONOKA-AS-AP - Suzhou Honoka Technology Co Ltd | — | 5 | 5 |
| AS218867CN | SYZ-AS Sun Youzhi | — | 1M | 4 |
| AS146108CN | AS146108-387 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145248CN | AS145248-39 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144209CN | AS144209-24 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145792CN | AS145792-71 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143381CN | AS143381-218 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146686CN | AS146686-453 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142967CN | AS142967-318 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146469CN | AS146469-236 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145849CN | AS145849-128 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146731CN | AS146731-498 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144065CN | AS144065-392 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145808CN | AS145808-87 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143485CN | AS143485-322 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142821CN | AS142821-172 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146293CN | AS146293-60 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146042CN | AS146042-321 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143940CN | AS143940-267 - China Education and Research Network (CERNET) | — | 65.5K | 1 |