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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 |
| AS143749-76 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS140331CN | CHINATELECOM-FUJIAN-NINGDE-5G-NETWORK - CHINATELECOM Fujian province NINGDE 5G network | — | 1K | 4 |
| AS144615CN | AS144615-430 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143386CN | AS143386-223 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142915CN | AS142915-266 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145035CN | AS145035-338 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143832CN | AS143832-159 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145497CN | AS145497-288 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145142CN | AS145142-445 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146622CN | AS146622-389 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145726CN | AS145726-5 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145455CN | AS145455-246 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143910CN | AS143910-237 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143728CN | AS143728-55 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145223CN | AS145223-14 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143335CN | AS143335-172 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145672CN | AS145672-463 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS207338CN | AS_ZZ Zhang Zongyu | — | 3 | 3 |
| AS146521CN | AS146521-288 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143136CN | AS143136-487 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144889CN | AS144889-192 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145556CN | AS145556-347 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144100CN | AS144100-427 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145220CN | AS145220-11 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145809CN | AS145809-88 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145330CN | AS145330-121 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144946CN | AS144946-249 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145303CN | AS145303-94 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142936CN | AS142936-287 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143856CN | AS143856-183 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142960CN | AS142960-311 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144255CN | AS144255-70 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144687CN | AS144687-502 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144571CN | AS144571-386 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145196CN | AS145196-499 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146125CN | AS146125-404 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146676CN | AS146676-443 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146411CN | AS146411-178 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146405CN | AS146405-172 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142731CN | AS142731-82 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145339CN | AS145339-130 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144624CN | AS144624-439 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143079CN | AS143079-430 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144407CN | AS144407-222 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145053CN | AS145053-356 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146399CN | AS146399-166 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145684CN | AS145684-475 - China Education and Research Network (CERNET) | — | 65.5K | 1 |