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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 |
| AS142718-69 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144805CN | AS144805-108 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144978CN | AS144978-281 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144478CN | AS144478-293 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143263CN | AS143263-100 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144293CN | AS144293-108 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144945CN | AS144945-248 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142968CN | AS142968-319 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144007CN | AS144007-334 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143492CN | AS143492-329 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145636CN | AS145636-427 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146502CN | AS146502-269 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144168CN | AS144168-495 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144811CN | AS144811-114 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143751CN | AS143751-78 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144576CN | AS144576-391 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145499CN | AS145499-290 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145436CN | AS145436-227 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144841CN | AS144841-144 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146618CN | AS146618-385 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143040CN | AS143040-391 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146547CN | AS146547-314 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144287CN | AS144287-102 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144790CN | AS144790-93 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146487CN | AS146487-254 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145582CN | AS145582-373 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144838CN | AS144838-141 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140652CN | CHINATELECOM-GUIZHOU-QIANDONGNAN-5G-NETWORK - CHINATELECOM Guizhou province Qiandongnan 5G network | — | 4 | 4 |
| AS146443CN | AS146443-210 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144201CN | AS144201-16 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145317CN | AS145317-108 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146038CN | AS146038-317 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143525CN | AS143525-362 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145049CN | AS145049-352 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143662CN | AS143662-499 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS24367CN | CNGI-HZH-IX-AS-AP - CERNET2 IX at Zhejiang University | — | 327.8K | 127 |
| AS146383CN | AS146383-150 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143272CN | AS143272-109 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144019CN | AS144019-346 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142980CN | AS142980-331 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144603CN | AS144603-418 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142998CN | AS142998-349 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151430CN | AS151430-8 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS144984CN | AS144984-287 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145895CN | AS145895-174 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143284CN | AS143284-121 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144320CN | AS144320-135 - China Education and Research Network (CERNET) | — | 65.5K | 1 |