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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 | 2,220 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.2M | 2,201 |
| 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 |
| AS146588-355 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144876CN | AS144876-179 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144843CN | AS144843-146 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145772CN | AS145772-51 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS139859CN | TT-AS-AP - TemasekTech.com | — | 2 | 2 |
| AS142750CN | AS142750-101 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143238CN | AS143238-75 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144435CN | AS144435-250 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145817CN | AS145817-96 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146668CN | AS146668-435 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145879CN | AS145879-158 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144069CN | AS144069-396 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146612CN | AS146612-379 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146031CN | AS146031-310 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS139231CN | ZERO-AS-AP - Zero | — | 1 | 1 |
| AS145659CN | AS145659-450 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145888CN | AS145888-167 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146326CN | AS146326-93 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144325CN | AS144325-140 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143009CN | AS143009-360 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145370CN | AS145370-161 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146254CN | AS146254-21 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145802CN | AS145802-81 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144352CN | AS144352-167 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144468CN | AS144468-283 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145257CN | AS145257-48 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145537CN | AS145537-328 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145793CN | AS145793-72 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144364CN | AS144364-179 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS135646CN | AS-LUGINBASH-AP - Luginbash AS | — | 1 | 1 |
| AS145406CN | AS145406-197 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145909CN | AS145909-188 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151426CN | AS151426-4 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS145290CN | AS145290-81 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145096CN | AS145096-399 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146722CN | AS146722-489 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142729CN | AS142729-80 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145536CN | AS145536-327 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144870CN | AS144870-173 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145778CN | AS145778-57 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143197CN | AS143197-34 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143450CN | AS143450-287 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146478CN | AS146478-245 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS200545CN | QUANHAO-AS Liu Quanhao | — | 256 | 1 |
| AS146695CN | AS146695-462 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144295CN | AS144295-110 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146016CN | AS146016-295 - China Education and Research Network (CERNET) | — | 65.5K | 1 |