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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 | 1,356 |
| AS4837CN | CHINA169-Backbone - CHINA UNICOM China169 Backbone | 59.3M | 2,150 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.6M | 21,409 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.8M | 5,062 |
| 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.
6,627 autonomous systems registered to China. Click an AS for detail.
| 20.8M |
| 860 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 579 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,120 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.3M | 2,253 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 11.2M | 1,317 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,281 |
| AS145168-471 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143784CN | AS143784-111 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145548CN | AS145548-339 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143659CN | AS143659-496 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144670CN | AS144670-485 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142998CN | AS142998-349 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138373CN | CNGI-FZH-IX-AS-AP - CERNET2 regional IX at Fuzhou University | — | 38 | 38 |
| AS146571CN | AS146571-338 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145465CN | AS145465-256 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146014CN | AS146014-293 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143762CN | AS143762-89 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142809CN | AS142809-160 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143075CN | AS143075-426 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142769CN | AS142769-120 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145173CN | AS145173-476 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143294CN | AS143294-131 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142946CN | AS142946-297 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143155CN | AS143155-506 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143927CN | AS143927-254 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143376CN | AS143376-213 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145460CN | AS145460-251 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144042CN | AS144042-369 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS214203CN | HUIFA Nanning Huifa Technology Co., Ltd. | — | 768 | 3 |
| AS143546CN | AS143546-383 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142886CN | AS142886-237 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145421CN | AS145421-212 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143474CN | AS143474-311 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144305CN | AS144305-120 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143867CN | AS143867-194 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146067CN | AS146067-346 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146168CN | AS146168-447 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151450CN | AS151450-28 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS146490CN | AS146490-257 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143441CN | AS143441-278 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143146CN | AS143146-497 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146719CN | AS146719-486 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144174CN | AS144174-501 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145218CN | AS145218-9 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146267CN | AS146267-34 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144367CN | AS144367-182 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140299CN | CHINATELECOM-JIANGSU-NANTONG-5G-NETWORK - CHINATELECOM Jiangsu province Nantong 5G network | — | 192 | 3 |
| AS144873CN | AS144873-176 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142069CN | AS142069-3 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS144275CN | AS144275-90 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145314CN | AS145314-105 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143849CN | AS143849-176 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145754CN | AS145754-33 - China Education and Research Network (CERNET) | — | 65.5K | 1 |