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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 | 2,131 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,305 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.4M | 5,848 |
| 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.
6,622 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 | 1,221 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,212 |
| AS146212-491 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144619CN | AS144619-434 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143101CN | AS143101-452 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146638CN | AS146638-405 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146233CN | AS146233-512 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142940CN | AS142940-291 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145905CN | AS145905-184 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146590CN | AS146590-357 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145935CN | AS145935-214 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144143CN | AS144143-470 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144771CN | AS144771-74 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146069CN | AS146069-348 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144101CN | AS144101-428 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142663CN | AS142663-14 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143669CN | AS143669-506 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144795CN | AS144795-98 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS152134CN | ZORO-AS-AP - Zoro Limited | — | 1 | 1 |
| AS144071CN | AS144071-398 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143145CN | AS143145-496 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142782CN | AS142782-133 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146346CN | AS146346-113 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142693CN | AS142693-44 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146075CN | AS146075-354 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143038CN | AS143038-389 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144545CN | AS144545-360 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144652CN | AS144652-467 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144116CN | AS144116-443 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145402CN | AS145402-193 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145298CN | AS145298-89 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143613CN | AS143613-450 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143952CN | AS143952-279 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145173CN | AS145173-476 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146435CN | AS146435-202 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143217CN | AS143217-54 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144411CN | AS144411-226 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145334CN | AS145334-125 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144021CN | AS144021-348 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143672CN | AS143672-509 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142553CN | AIRSPROJECT-PRIVATE-NETWORK - Airs Project Private Network Main | — | 11 | 11 |
| AS143348CN | AS143348-185 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145322CN | AS145322-113 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146420CN | AS146420-187 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146251CN | AS146251-18 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145453CN | AS145453-244 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146105CN | AS146105-384 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144128CN | AS144128-455 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145902CN | AS145902-181 - China Education and Research Network (CERNET) | — | 65.5K | 1 |