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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 | 2,131 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,305 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.4M | 5,848 |
| 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.
6,622 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 | 1,221 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,212 |
| AS146534-301 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145420CN | AS145420-211 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145048CN | AS145048-351 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144593CN | AS144593-408 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146602CN | AS146602-369 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146320CN | AS146320-87 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144717CN | AS144717-20 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143062CN | AS143062-413 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS44446CN | Yuan_Xue Yuan Xue | — | 1 | 1 |
| AS138376CN | CNGI-YCH-IX-AS-AP - CERNET2 regional IX at Ningxia University | — | 20 | 20 |
| AS200789CN | OPTnet Wei Teng LIn | — | 16 | 1 |
| AS145021CN | AS145021-324 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146102CN | AS146102-381 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144759CN | AS144759-62 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143858CN | AS143858-185 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145396CN | AS145396-187 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145786CN | AS145786-65 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143336CN | AS143336-173 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144238CN | AS144238-53 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145006CN | AS145006-309 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144786CN | AS144786-89 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143967CN | AS143967-294 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145771CN | AS145771-50 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143946CN | AS143946-273 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146697CN | AS146697-464 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145572CN | AS145572-363 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143610CN | AS143610-447 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144783CN | AS144783-86 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146429CN | AS146429-196 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151461CN | AS151461-39 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS143589CN | AS143589-426 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145762CN | AS145762-41 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142997CN | AS142997-348 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144149CN | AS144149-476 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145346CN | AS145346-137 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145381CN | AS145381-172 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144589CN | AS144589-404 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146575CN | AS146575-342 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144644CN | AS144644-459 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142756CN | AS142756-107 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146197CN | AS146197-476 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144604CN | AS144604-419 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143029CN | AS143029-380 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS137908CN | MOEFIRE-AS-AP - Lin Siqi | — | 39 | 9 |
| AS145983CN | AS145983-262 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143193CN | AS143193-30 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145683CN | AS145683-474 - China Education and Research Network (CERNET) | — | 65.5K | 1 |