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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 | 1,357 |
| AS4837CN | CHINA169-Backbone - CHINA UNICOM China169 Backbone | 59.2M | 1,522 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,133 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 40.8M | 5,738 |
| 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.
| 20.3M |
| 813 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 568 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,124 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.2M | 2,203 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 10.4M | 1,145 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.8M | 5,131 |
| HUIFA-AS-AP - Nanning Huifa Technology Co Ltd |
| — |
| 2 |
| 2 |
| AS145230CN | AS145230-21 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140294CN | CHINATELECOM-JIANGSU-YANGZHOU-5G-NETWORK - CHINATELECOM Jiangsu provinceYangzhou 5G network | — | 192 | 3 |
| AS143057CN | AS143057-408 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145909CN | AS145909-188 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144117CN | AS144117-444 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145483CN | AS145483-274 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144435CN | AS144435-250 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145403CN | AS145403-194 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145620CN | AS145620-411 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146043CN | AS146043-322 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146692CN | AS146692-459 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144200CN | AS144200-15 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144090CN | AS144090-417 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142845CN | AS142845-196 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145102CN | AS145102-405 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143238CN | AS143238-75 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144364CN | AS144364-179 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144456CN | AS144456-271 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145957CN | AS145957-236 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144191CN | AS144191-6 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146701CN | AS146701-468 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146129CN | AS146129-408 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144620CN | AS144620-435 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144453CN | AS144453-268 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142729CN | AS142729-80 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143709CN | AS143709-36 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144289CN | AS144289-104 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142801CN | AS142801-152 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143417CN | AS143417-254 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146454CN | AS146454-221 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144569CN | AS144569-384 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143500CN | AS143500-337 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143009CN | AS143009-360 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145495CN | AS145495-286 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144831CN | AS144831-134 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145662CN | AS145662-453 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143066CN | AS143066-417 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146144CN | AS146144-423 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145811CN | AS145811-90 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140508CN | CHINATELECOM-GUANGXI-SHENGJI-5G-NETWORK - CHINATELECOM GUANGXI province Shengji 5G network | — | 3 | 3 |
| AS143542CN | AS143542-379 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145501CN | AS145501-292 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144611CN | AS144611-426 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142857CN | AS142857-208 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144593CN | AS144593-408 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145784CN | AS145784-63 - China Education and Research Network (CERNET) | — | 65.5K | 1 |