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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 | 1,356 |
| AS4837CN | CHINA169-Backbone - CHINA UNICOM China169 Backbone | 59.3M | 2,150 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.6M | 21,409 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.8M | 5,062 |
| 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.
6,627 autonomous systems registered to China. Click an AS for detail.
| 20.8M |
| 860 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 579 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,120 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.3M | 2,253 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 11.2M | 1,317 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,281 |
| AS143584-421 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143361CN | AS143361-198 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143814CN | AS143814-141 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS24362CN | CNGI-HEF-IX-AS-AP - CERNET2 IX at University of Science and Technology of China | — | 131.2K | 124 |
| AS146257CN | AS146257-24 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145338CN | AS145338-129 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144766CN | AS144766-69 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145308CN | AS145308-99 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144584CN | AS144584-399 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146145CN | AS146145-424 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140854CN | CHINATELECOM-JIANGXI-JIUJIANG-5G-NETWORK - CHINATELECOM Jiangxi province Jiujiang 5G network | — | 1 | 1 |
| AS143656CN | AS143656-493 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146186CN | AS146186-465 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143200CN | AS143200-37 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142851CN | AS142851-202 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143409CN | AS143409-246 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151459CN | AS151459-37 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS56004CN | SHERNET - Information Center of Shanghai Municipal Education Commission | — | 65.5K | 1 |
| AS145498CN | AS145498-289 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146134CN | AS146134-413 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144572CN | AS144572-387 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144827CN | AS144827-130 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143401CN | AS143401-238 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142707CN | AS142707-58 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145608CN | AS145608-399 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138409CN | CHINATELECOM-SHAANXI-TONGCHUAN-5G-NETWORK - CHINATELECOM Shaanxi province Tongchuan 5G network | — | 4 | 4 |
| AS143298CN | AS143298-135 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS152892CN | LIUJIARONG-AS-AP - Liu Jiarong | — | 17 | 2 |
| AS145811CN | AS145811-90 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144379CN | AS144379-194 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143825CN | AS143825-152 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144016CN | AS144016-343 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145749CN | AS145749-28 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144317CN | AS144317-132 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145486CN | AS145486-277 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145049CN | AS145049-352 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142807CN | AS142807-158 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142739CN | AS142739-90 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142959CN | AS142959-310 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144338CN | AS144338-153 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143194CN | AS143194-31 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144212CN | AS144212-27 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146201CN | AS146201-480 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143948CN | AS143948-275 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142726CN | AS142726-77 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143894CN | AS143894-221 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142894CN | AS142894-245 - China Education and Research Network (CERNET) | — | 65.5K | 1 |