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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. | 56.4M | 21,289 |
| 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.
6,623 autonomous systems registered to China. Click an AS for detail.
| 20.4M |
| 850 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 565 |
| 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 | 1,221 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,217 |
| AS143403-240 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144498CN | AS144498-313 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146157CN | AS146157-436 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144534CN | AS144534-349 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142891CN | AS142891-242 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146171CN | AS146171-450 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143387CN | AS143387-224 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146317CN | AS146317-84 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146696CN | AS146696-463 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144748CN | AS144748-51 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146672CN | AS146672-439 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143293CN | AS143293-130 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142712CN | AS142712-63 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144697CN | AS144697-512 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143433CN | AS143433-270 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144379CN | AS144379-194 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144022CN | AS144022-349 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142896CN | AS142896-247 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146615CN | AS146615-382 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145856CN | AS145856-135 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143808CN | AS143808-135 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145558CN | AS145558-349 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145642CN | AS145642-433 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143203CN | AS143203-40 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145495CN | AS145495-286 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145850CN | AS145850-129 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142879CN | AS142879-230 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145136CN | AS145136-439 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144712CN | AS144712-15 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144558CN | AS144558-373 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143429CN | AS143429-266 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146517CN | AS146517-284 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145995CN | AS145995-274 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143903CN | AS143903-230 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS212985CN | WMJ-AS Mingjie Wu | — | 7 | 7 |
| AS145219CN | AS145219-10 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144492CN | AS144492-307 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144201CN | AS144201-16 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143450CN | AS143450-287 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144189CN | AS144189-4 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146481CN | AS146481-248 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146017CN | AS146017-296 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145799CN | AS145799-78 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146097CN | AS146097-376 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143521CN | AS143521-358 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145225CN | AS145225-16 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140654CN | CHINATELECOM-GUIZHOU-BIJIE-5G-NETWORK - CHINATELECOM Guizhou province Bijie 5G network | — | 4 | 4 |