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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. | 56.5M | 21,306 |
| 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.
6,624 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 | 1,214 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,212 |
| AS146441-208 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145176CN | AS145176-479 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145259CN | AS145259-50 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144090CN | AS144090-417 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146638CN | AS146638-405 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145134CN | AS145134-437 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142788CN | AS142788-139 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145923CN | AS145923-202 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145331CN | AS145331-122 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143151CN | AS143151-502 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143610CN | AS143610-447 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142875CN | AS142875-226 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143455CN | AS143455-292 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144101CN | AS144101-428 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145718CN | AS145718-509 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145408CN | AS145408-199 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143875CN | AS143875-202 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143014CN | AS143014-365 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142696CN | AS142696-47 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145822CN | AS145822-101 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145665CN | AS145665-456 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146158CN | AS146158-437 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146322CN | AS146322-89 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143285CN | AS143285-122 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143390CN | AS143390-227 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142773CN | AS142773-124 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144619CN | AS144619-434 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146557CN | AS146557-324 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144313CN | AS144313-128 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146575CN | AS146575-342 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151446CN | AS151446-24 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS143801CN | AS143801-128 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144991CN | AS144991-294 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146453CN | AS146453-220 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145509CN | AS145509-300 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146686CN | AS146686-453 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142761CN | AS142761-112 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144193CN | AS144193-8 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145012CN | AS145012-315 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144596CN | AS144596-411 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143845CN | AS143845-172 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140859CN | CHINATELECOM-JIANGXI-PINGXIANG-5G-NETWORK - CHINATELECOM Jiangxi province Pingxiang 5G network | — | 1 | 1 |
| AS143890CN | AS143890-217 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142723CN | AS142723-74 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145387CN | AS145387-178 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144667CN | AS144667-482 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143676CN | AS143676-3 - China Education and Research Network (CERNET) | — | 65.5K | 1 |