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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 | 2,131 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,305 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.4M | 5,848 |
| 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.
6,622 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 | 1,221 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,212 |
| AS144661-476 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS146429CN | AS146429-196 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145983CN | AS145983-262 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS137908CN | MOEFIRE-AS-AP - Lin Siqi | — | 39 | 9 |
| AS146170CN | AS146170-449 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144982CN | AS144982-285 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143577CN | AS143577-414 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142898CN | AS142898-249 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144117CN | AS144117-444 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146349CN | AS146349-116 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144122CN | AS144122-449 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151438CN | AS151438-16 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS144851CN | AS144851-154 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144631CN | AS144631-446 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145667CN | AS145667-458 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144354CN | AS144354-169 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144902CN | AS144902-205 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143619CN | AS143619-456 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144304CN | AS144304-119 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142091CN | AS142091-25 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS145375CN | AS145375-166 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145873CN | AS145873-152 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142997CN | AS142997-348 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144825CN | AS144825-128 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144599CN | AS144599-414 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143066CN | AS143066-417 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144170CN | AS144170-497 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144578CN | AS144578-393 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143858CN | AS143858-185 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142854CN | AS142854-205 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143715CN | AS143715-42 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145522CN | AS145522-313 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS214610CN | YANGXULIAO YangXu Liao | — | 9.3K | 12 |
| AS140312CN | CHINATELECOM-GUANGDONG-ZHANJIANG-5G-NETWORK - CHINATELECOM Guangdong province Zhanjiang 5G network | — | 2 | 2 |
| AS144227CN | AS144227-42 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144307CN | AS144307-122 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144870CN | AS144870-173 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144455CN | AS144455-270 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142086CN | AS142086-20 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS144057CN | AS144057-384 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145406CN | AS145406-197 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145034CN | AS145034-337 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146272CN | AS146272-39 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146052CN | AS146052-331 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143444CN | AS143444-281 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142869CN | AS142869-220 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS24358CN | CNGI-WH-IX-AS-AP - CERNET2 IX at Huazhong University of Science and Technology | — | 65.7K | 135 |