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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 |
| AS143248-85 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143861CN | AS143861-188 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146044CN | AS146044-323 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144052CN | AS144052-379 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146627CN | AS146627-394 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144692CN | AS144692-507 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143870CN | AS143870-197 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144537CN | AS144537-352 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142998CN | AS142998-349 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144046CN | AS144046-373 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146240CN | AS146240-7 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143275CN | AS143275-112 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144424CN | AS144424-239 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144296CN | AS144296-111 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144656CN | AS144656-471 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS59265CN | CT-CNGI - China telecom â China Next Generation Internet | — | 65.5K | 1 |
| AS146493CN | AS146493-260 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142816CN | AS142816-167 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143040CN | AS143040-391 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143242CN | AS143242-79 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144793CN | AS144793-96 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144838CN | AS144838-141 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144418CN | AS144418-233 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144171CN | AS144171-498 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146109CN | AS146109-388 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146657CN | AS146657-424 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144192CN | AS144192-7 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146267CN | AS146267-34 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146172CN | AS146172-451 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146624CN | AS146624-391 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143489CN | AS143489-326 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142953CN | AS142953-304 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143611CN | AS143611-448 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142751CN | AS142751-102 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143751CN | AS143751-78 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145216CN | AS145216-7 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144590CN | AS144590-405 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142837CN | AS142837-188 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146294CN | AS146294-61 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142760CN | AS142760-111 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144597CN | AS144597-412 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144668CN | AS144668-483 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143507CN | AS143507-344 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146112CN | AS146112-391 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144960CN | AS144960-263 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146648CN | AS146648-415 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146520CN | AS146520-287 - China Education and Research Network (CERNET) | — | 65.5K | 1 |