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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 |
| AS145170-473 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144354CN | AS144354-169 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144890CN | AS144890-193 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145140CN | AS145140-443 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145670CN | AS145670-461 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144122CN | AS144122-449 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144899CN | AS144899-202 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143544CN | AS143544-381 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143175CN | AS143175-12 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146224CN | AS146224-503 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144402CN | AS144402-217 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145402CN | AS145402-193 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145268CN | AS145268-59 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143321CN | AS143321-158 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145926CN | AS145926-205 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140531CN | CHINATELECOM-HUBEI-JINGMEN-5G-NETWORK - CHINATELECOM Hubei province Jingmen 5G network | — | 768 | 3 |
| AS143997CN | AS143997-324 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142642CN | ATONAL-AS-AP - Atonal System | — | 1 | 1 |
| AS145022CN | AS145022-325 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142815CN | AS142815-166 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143413CN | AS143413-250 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143455CN | AS143455-292 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143357CN | AS143357-194 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS211992CN | WEI Wei Tang | — | 1 | 1 |
| AS144735CN | AS144735-38 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143768CN | AS143768-95 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144583CN | AS144583-398 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142961CN | AS142961-312 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145959CN | AS145959-238 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143214CN | AS143214-51 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143196CN | AS143196-33 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144991CN | AS144991-294 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142928CN | AS142928-279 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144476CN | AS144476-291 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145369CN | AS145369-160 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145509CN | AS145509-300 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144723CN | AS144723-26 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146073CN | AS146073-352 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS153033CN | SHANGXU-AS-AP - Shang Xu | — | 3 | 3 |
| AS145238CN | AS145238-29 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143348CN | AS143348-185 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143711CN | AS143711-38 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145980CN | AS145980-259 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146739CN | AS146739-506 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143580CN | AS143580-417 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146292CN | AS146292-59 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144869CN | AS144869-172 - China Education and Research Network (CERNET) | — | 65.5K | 1 |