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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 |
| AS143983-310 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS140654CN | CHINATELECOM-GUIZHOU-BIJIE-5G-NETWORK - CHINATELECOM Guizhou province Bijie 5G network | — | 4 | 4 |
| AS143578CN | AS143578-415 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146677CN | AS146677-444 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144179CN | AS144179-506 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145638CN | AS145638-429 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146341CN | AS146341-108 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145284CN | AS145284-75 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146290CN | AS146290-57 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143893CN | AS143893-220 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145778CN | AS145778-57 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS139317CN | ZX-AS-AP - Ningbo Dahuamao Information Technology Co Ltd | — | 85 | 67 |
| AS143444CN | AS143444-281 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145537CN | AS145537-328 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS44446CN | Yuan_Xue Yuan Xue | — | 1 | 1 |
| AS146552CN | AS146552-319 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142872CN | AS142872-223 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144027CN | AS144027-354 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140258CN | CHINATELECOM-ANHUI-MAANSHAN-5G-NETWORK - CHINATELECOM Anhui province Maanshan 5G network | — | 3 | 3 |
| AS145343CN | AS145343-134 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146722CN | AS146722-489 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143432CN | AS143432-269 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144605CN | AS144605-420 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145242CN | AS145242-33 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145608CN | AS145608-399 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142929CN | AS142929-280 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145227CN | AS145227-18 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151194CN | STELIGHT-AS-AP - Zhu Yucheng | — | 1 | 1 |
| AS142673CN | AS142673-24 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS153331CN | CHENWEI-AS-AP - Chen Wei | — | 4 | 4 |
| AS144724CN | AS144724-27 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145498CN | AS145498-289 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140657CN | CHINATELECOM-GUIZHOU-GUIAN-5G-NETWORK - CHINATELECOM Guizhou province Guian 5G network | — | 4 | 4 |
| AS142726CN | AS142726-77 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146260CN | AS146260-27 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145099CN | AS145099-402 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145004CN | AS145004-307 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145427CN | AS145427-218 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145933CN | AS145933-212 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142869CN | AS142869-220 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143801CN | AS143801-128 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS24352CN | CNGI-TJN-IX-AS-AP - CERNET2 IX at Tianjin University | — | 65.5K | 1 |
| AS143203CN | AS143203-40 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146263CN | AS146263-30 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146481CN | AS146481-248 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145361CN | AS145361-152 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143521CN | AS143521-358 - China Education and Research Network (CERNET) | — | 65.5K | 1 |