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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. | 56.5M | 21,306 |
| 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.
6,624 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 | 1,214 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,212 |
| AS144876-179 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS146665CN | AS146665-432 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144099CN | AS144099-426 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146183CN | AS146183-462 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151459CN | AS151459-37 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS143682CN | AS143682-9 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144983CN | AS144983-286 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145906CN | AS145906-185 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143843CN | AS143843-170 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143715CN | AS143715-42 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144888CN | AS144888-191 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143060CN | AS143060-411 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144364CN | AS144364-179 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146385CN | AS146385-152 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145406CN | AS145406-197 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144882CN | AS144882-185 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143667CN | AS143667-504 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144763CN | AS144763-66 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145796CN | AS145796-75 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144435CN | AS144435-250 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144120CN | AS144120-447 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144691CN | AS144691-506 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146076CN | AS146076-355 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143670CN | AS143670-507 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS139216CN | HTROY-AS-AP - Htroy Network Research Limited | — | 27 | 16 |
| AS145221CN | AS145221-12 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146534CN | AS146534-301 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144718CN | AS144718-21 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143777CN | AS143777-104 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142938CN | AS142938-289 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144581CN | AS144581-396 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143953CN | AS143953-280 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140368CN | CHINATELECOM-HUNAN-ZHUZHOU-5G-NETWORK - CHINATELECOM Hunan province Zhuzhou 5G network | — | 3 | 3 |
| AS143456CN | AS143456-293 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146334CN | AS146334-101 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146609CN | AS146609-376 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146088CN | AS146088-367 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146695CN | AS146695-462 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143691CN | AS143691-18 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143893CN | AS143893-220 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145468CN | AS145468-259 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144885CN | AS144885-188 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145897CN | AS145897-176 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143569CN | AS143569-406 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143947CN | AS143947-274 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142908CN | AS142908-259 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145135CN | AS145135-438 - China Education and Research Network (CERNET) | — | 65.5K | 1 |