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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 | 59.2M | 1,597 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,205 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.3M | 5,834 |
| 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.
6,608 autonomous systems registered to China. Click an AS for detail.
| 20.4M |
| 843 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 566 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,104 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.2M | 2,247 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 10.5M | 1,193 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.8M | 5,168 |
| AS146275-42 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143310CN | AS143310-147 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145016CN | AS145016-319 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145826CN | AS145826-105 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140532CN | CHINATELECOM-HUBEI-XIAOGAN-5G-NETWORK - CHINATELECOM Hubei province Xiaogan 5G network | — | 768 | 3 |
| AS146704CN | AS146704-471 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146606CN | AS146606-373 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142086CN | AS142086-20 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS145945CN | AS145945-224 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142741CN | AS142741-92 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138442CN | CNGI-LSA-IX-AS-AP - CERNET2 regional IX at Tibet University | — | 3 | 3 |
| AS146668CN | AS146668-435 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146671CN | AS146671-438 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143179CN | AS143179-16 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143143CN | AS143143-494 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144191CN | AS144191-6 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144962CN | AS144962-265 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143435CN | AS143435-272 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS214610CN | YANGXULIAO YangXu Liao | — | 9.3K | 13 |
| AS143506CN | AS143506-343 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140517CN | CHINATELECOM-GUANGXI-WUZHOU-5G-NETWORK - CHINATELECOM GUANGXI province WuZhou 5G network | — | 3 | 3 |
| AS146475CN | AS146475-242 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142780CN | AS142780-131 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143426CN | AS143426-263 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144200CN | AS144200-15 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146394CN | AS146394-161 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146004CN | AS146004-283 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145555CN | AS145555-346 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144721CN | AS144721-24 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146079CN | AS146079-358 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146219CN | AS146219-498 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144775CN | AS144775-78 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143116CN | AS143116-467 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146534CN | AS146534-301 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146007CN | AS146007-286 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146722CN | AS146722-489 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145766CN | AS145766-45 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144489CN | AS144489-304 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142896CN | AS142896-247 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151444CN | AS151444-22 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS145992CN | AS145992-271 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145168CN | AS145168-471 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144959CN | AS144959-262 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145909CN | AS145909-188 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146460CN | AS146460-227 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143724CN | AS143724-51 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145489CN | AS145489-280 - China Education and Research Network (CERNET) | — | 65.5K | 1 |