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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 | 2,124 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.2M | 2,203 |
| 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 |
| AS145745-24 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS146558CN | AS146558-325 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142101CN | AS142101-35 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS145540CN | AS145540-331 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144965CN | AS144965-268 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145739CN | AS145739-18 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146004CN | AS146004-283 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144614CN | AS144614-429 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146710CN | AS146710-477 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146689CN | AS146689-456 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151459CN | AS151459-37 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS142786CN | AS142786-137 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142860CN | AS142860-211 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142089CN | AS142089-23 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS146028CN | AS146028-307 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144224CN | AS144224-39 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144444CN | AS144444-259 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146314CN | AS146314-81 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143524CN | AS143524-361 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151456CN | AS151456-34 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS145391CN | AS145391-182 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143292CN | AS143292-129 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143798CN | AS143798-125 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS24302CN | CRIS-CERNET-AS - CRIS-CERNET | — | 1 | 1 |
| AS146320CN | AS146320-87 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144504CN | AS144504-319 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146647CN | AS146647-414 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143813CN | AS143813-140 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146603CN | AS146603-370 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143643CN | AS143643-480 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145930CN | AS145930-209 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145251CN | AS145251-42 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144635CN | AS144635-450 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144196CN | AS144196-11 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145513CN | AS145513-304 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145382CN | AS145382-173 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145019CN | AS145019-322 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143277CN | AS143277-114 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151438CN | AS151438-16 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS143465CN | AS143465-302 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143721CN | AS143721-48 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142884CN | AS142884-235 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145903CN | AS145903-182 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142905CN | AS142905-256 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143896CN | AS143896-223 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144248CN | AS144248-63 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145516CN | AS145516-307 - China Education and Research Network (CERNET) | — | 65.5K | 1 |