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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 |
| AS145689-480 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143309CN | AS143309-146 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151453CN | AS151453-31 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS144211CN | AS144211-26 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144327CN | AS144327-142 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143953CN | AS143953-280 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145771CN | AS145771-50 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145269CN | AS145269-60 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146728CN | AS146728-495 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146081CN | AS146081-360 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145132CN | AS145132-435 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144077CN | AS144077-404 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144343CN | AS144343-158 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143786CN | AS143786-113 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145733CN | AS145733-12 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143163CN | AS143163-514 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146302CN | AS146302-69 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146519CN | AS146519-286 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS153185CN | WANGDEHONG-AS-AP - Wang Dehong | — | 5 | 5 |
| AS214610CN | YANGXULIAO YangXu Liao | — | 9.3K | 12 |
| AS145420CN | AS145420-211 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144640CN | AS144640-455 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145537CN | AS145537-328 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144631CN | AS144631-446 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143197CN | AS143197-34 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145667CN | AS145667-458 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145036CN | AS145036-339 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144117CN | AS144117-444 - 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 |
| AS145849CN | AS145849-128 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145983CN | AS145983-262 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143845CN | AS143845-172 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146510CN | AS146510-277 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144879CN | AS144879-182 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140312CN | CHINATELECOM-GUANGDONG-ZHANJIANG-5G-NETWORK - CHINATELECOM Guangdong province Zhanjiang 5G network | — | 2 | 2 |
| AS146272CN | AS146272-39 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142091CN | AS142091-25 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS143988CN | AS143988-315 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146600CN | AS146600-367 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145930CN | AS145930-209 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144887CN | AS144887-190 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143521CN | AS143521-358 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145953CN | AS145953-232 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144351CN | AS144351-166 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146424CN | AS146424-191 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144613CN | AS144613-428 - China Education and Research Network (CERNET) | — | 65.5K | 1 |