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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 |
| AS144216-31 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144391CN | AS144391-206 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145463CN | AS145463-254 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143635CN | AS143635-472 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143358CN | AS143358-195 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142700CN | AS142700-51 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143352CN | AS143352-189 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145055CN | AS145055-358 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145865CN | AS145865-144 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143123CN | AS143123-474 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146678CN | AS146678-445 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143775CN | AS143775-102 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144963CN | AS144963-266 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146315CN | AS146315-82 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144820CN | AS144820-123 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146550CN | AS146550-317 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144954CN | AS144954-257 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144463CN | AS144463-278 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142727CN | AS142727-78 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142873CN | AS142873-224 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145630CN | AS145630-421 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145308CN | AS145308-99 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145195CN | AS145195-498 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143105CN | AS143105-456 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145201CN | AS145201-504 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS212982CN | REBMIT-AS Lu Wang | — | 3 | 3 |
| AS146374CN | AS146374-141 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143778CN | AS143778-105 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144156CN | AS144156-483 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142706CN | AS142706-57 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS150370CN | BWNTCL-AS-AP - Beijing WuYuYunLian Network Technology Co., Ltd. | — | 1 | 1 |
| AS144132CN | AS144132-459 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146484CN | AS146484-251 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145118CN | AS145118-421 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145701CN | AS145701-492 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143150CN | AS143150-501 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144635CN | AS144635-450 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140259CN | CHINATELECOM-ANHUI-TONGLING-5G-NETWORK - CHINATELECOM Anhui province Tongling 5G network | — | 3 | 3 |
| AS146422CN | AS146422-189 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144659CN | AS144659-474 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144269CN | AS144269-84 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144609CN | AS144609-424 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143736CN | AS143736-63 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145222CN | AS145222-13 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144811CN | AS144811-114 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143650CN | AS143650-487 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145174CN | AS145174-477 - China Education and Research Network (CERNET) | — | 65.5K | 1 |