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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 |
| AS145273-64 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS142710CN | AS142710-61 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146113CN | AS146113-392 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145535CN | AS145535-326 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143332CN | AS143332-169 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146595CN | AS146595-362 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146396CN | AS146396-163 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145568CN | AS145568-359 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143049CN | AS143049-400 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145955CN | AS145955-234 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142796CN | AS142796-147 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142067CN | AS142067-1 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS145339CN | AS145339-130 - 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 |
| AS145684CN | AS145684-475 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145556CN | AS145556-347 - 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 |
| 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 |
| AS58828CN | GDRCU - GUANGDONG RURAL CREDIT UNION | — | 1 | 1 |
| AS143317CN | AS143317-154 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145184CN | AS145184-487 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143728CN | AS143728-55 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146107CN | AS146107-386 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143829CN | AS143829-156 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143329CN | AS143329-166 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143648CN | AS143648-485 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145550CN | AS145550-341 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143847CN | AS143847-174 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143779CN | AS143779-106 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143270CN | AS143270-107 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145434CN | AS145434-225 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143499CN | AS143499-336 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145047CN | AS145047-350 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151443CN | AS151443-21 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS145449CN | AS145449-240 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145753CN | AS145753-32 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146116CN | AS146116-395 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144050CN | AS144050-377 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143386CN | AS143386-223 - China Education and Research Network (CERNET) | — | 65.5K | 1 |