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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 |
| AS143277-114 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143974CN | AS143974-301 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145379CN | AS145379-170 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145683CN | AS145683-474 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144846CN | AS144846-149 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144959CN | AS144959-262 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145942CN | AS145942-221 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144971CN | AS144971-274 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145424CN | AS145424-215 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143241CN | AS143241-78 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145075CN | AS145075-378 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146132CN | AS146132-411 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144873CN | AS144873-176 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145537CN | AS145537-328 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145367CN | AS145367-158 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS200268CN | CHEN-AS Haihan Chen | — | 258 | 3 |
| AS143506CN | AS143506-343 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143590CN | AS143590-427 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145206CN | AS145206-509 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144572CN | AS144572-387 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146269CN | AS146269-36 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144474CN | AS144474-289 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146278CN | AS146278-45 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144551CN | AS144551-366 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143536CN | AS143536-373 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143834CN | AS143834-161 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144849CN | AS144849-152 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146561CN | AS146561-328 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143164CN | AS143164-1 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145084CN | AS145084-387 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146659CN | AS146659-426 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144727CN | AS144727-30 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145430CN | AS145430-221 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145349CN | AS145349-140 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145980CN | AS145980-259 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143706CN | AS143706-33 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145355CN | AS145355-146 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143393CN | AS143393-230 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146138CN | AS146138-417 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144048CN | AS144048-375 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144876CN | AS144876-179 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143953CN | AS143953-280 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145135CN | AS145135-438 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145906CN | AS145906-185 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145805CN | AS145805-84 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS137436CN | CONGPENGBO-AS-AP - Cong Pengbo | — | 5 | 5 |
| AS144947CN | AS144947-250 - China Education and Research Network (CERNET) | — | 65.5K | 1 |