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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 |
| AS142697-48 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS137835CN | NATCHAN-AS - Nathaniel Chan Jie Le | — | 1 | 1 |
| AS143075CN | AS143075-426 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143799CN | AS143799-126 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143206CN | AS143206-43 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144049CN | AS144049-376 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143555CN | AS143555-392 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142084CN | AS142084-18 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS143016CN | AS143016-367 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145499CN | AS145499-290 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144555CN | AS144555-370 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145785CN | AS145785-64 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144787CN | AS144787-90 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146377CN | AS146377-144 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142986CN | AS142986-337 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143680CN | AS143680-7 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144588CN | AS144588-403 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145052CN | AS145052-355 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146097CN | AS146097-376 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145603CN | AS145603-394 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145237CN | AS145237-28 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145338CN | AS145338-129 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145716CN | AS145716-507 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144001CN | AS144001-328 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143650CN | AS143650-487 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144552CN | AS144552-367 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143486CN | AS143486-323 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142760CN | AS142760-111 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140375CN | CHINATELECOM-HUNAN-XIANGXI-5G-NETWORK - CHINATELECOM Hunan province Xiangxi 5G network | — | 3 | 3 |
| AS142894CN | AS142894-245 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143296CN | AS143296-133 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144728CN | AS144728-31 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143867CN | AS143867-194 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145466CN | AS145466-257 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143945CN | AS143945-272 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143674CN | AS143674-1 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145192CN | AS145192-495 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145901CN | AS145901-180 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145281CN | AS145281-72 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143671CN | AS143671-508 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146541CN | AS146541-308 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142834CN | AS142834-185 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144826CN | AS144826-129 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146249CN | AS146249-16 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145365CN | AS145365-156 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146359CN | AS146359-126 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144537CN | AS144537-352 - China Education and Research Network (CERNET) | — | 65.5K | 1 |