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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 |
| AS143717-44 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS146638CN | AS146638-405 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145623CN | AS145623-414 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142788CN | AS142788-139 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145301CN | AS145301-92 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145331CN | AS145331-122 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142673CN | AS142673-24 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138373CN | CNGI-FZH-IX-AS-AP - CERNET2 regional IX at Fuzhou University | — | 38 | 38 |
| AS144643CN | AS144643-458 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145244CN | AS145244-35 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143623CN | AS143623-460 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144417CN | AS144417-232 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145033CN | AS145033-336 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143934CN | AS143934-261 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143575CN | AS143575-412 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143327CN | AS143327-164 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144250CN | AS144250-65 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142764CN | AS142764-115 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143702CN | AS143702-29 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145587CN | AS145587-378 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143366CN | AS143366-203 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143306CN | AS143306-143 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146290CN | AS146290-57 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145822CN | AS145822-101 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140353CN | CHINATELECOM-YUNNAN-HONGHE-5G-NETWORK - CHINATELECOM Yunnan province Honghe 5G network | — | 256 | 4 |
| AS140531CN | CHINATELECOM-HUBEI-JINGMEN-5G-NETWORK - CHINATELECOM Hubei province Jingmen 5G network | — | 768 | 3 |
| AS143018CN | AS143018-369 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143562CN | AS143562-399 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144595CN | AS144595-410 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142876CN | AS142876-227 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144411CN | AS144411-226 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146554CN | AS146554-321 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146724CN | AS146724-491 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144834CN | AS144834-137 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144592CN | AS144592-407 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144494CN | AS144494-309 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146495CN | AS146495-262 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143432CN | AS143432-269 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144906CN | AS144906-209 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146322CN | AS146322-89 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146694CN | AS146694-461 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143875CN | AS143875-202 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146453CN | AS146453-220 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144720CN | AS144720-23 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145909CN | AS145909-188 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142839CN | AS142839-190 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144991CN | AS144991-294 - China Education and Research Network (CERNET) | — | 65.5K | 1 |