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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 |
| AS145156-459 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145293CN | AS145293-84 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145355CN | AS145355-146 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151438CN | AS151438-16 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS145212CN | AS145212-3 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143444CN | AS143444-281 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142866CN | AS142866-217 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142670CN | AS142670-21 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144221CN | AS144221-36 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146668CN | AS146668-435 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146129CN | AS146129-408 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146704CN | AS146704-471 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145900CN | AS145900-179 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144604CN | AS144604-419 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144342CN | AS144342-157 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151444CN | AS151444-22 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS143453CN | AS143453-290 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144935CN | AS144935-238 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144980CN | AS144980-283 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144846CN | AS144846-149 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146466CN | AS146466-233 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144545CN | AS144545-360 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143062CN | AS143062-413 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146313CN | AS146313-80 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144724CN | AS144724-27 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146088CN | AS146088-367 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS137256CN | CATIO-NETWORK-AS-AP - CatIO Network | — | 6 | 6 |
| AS145221CN | AS145221-12 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145037CN | AS145037-340 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143664CN | AS143664-501 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143378CN | AS143378-215 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138373CN | CNGI-FZH-IX-AS-AP - CERNET2 regional IX at Fuzhou University | — | 38 | 38 |
| AS144670CN | AS144670-485 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145659CN | AS145659-450 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146412CN | AS146412-179 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151431CN | AS151431-9 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS146400CN | AS146400-167 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146022CN | AS146022-301 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143631CN | AS143631-468 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144611CN | AS144611-426 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143863CN | AS143863-190 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143980CN | AS143980-307 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143244CN | AS143244-81 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143837CN | AS143837-164 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143968CN | AS143968-295 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144438CN | AS144438-253 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146731CN | AS146731-498 - China Education and Research Network (CERNET) | — | 65.5K | 1 |