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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 |
| RTTW-AS JINZE YANG |
| — |
| 259 |
| 4 |
| AS145996CN | AS145996-275 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144835CN | AS144835-138 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144975CN | AS144975-278 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144062CN | AS144062-389 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144399CN | AS144399-214 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144110CN | AS144110-437 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145993CN | AS145993-272 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144988CN | AS144988-291 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143259CN | AS143259-96 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143575CN | AS143575-412 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144397CN | AS144397-212 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145645CN | AS145645-436 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143016CN | AS143016-367 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143006CN | AS143006-357 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146329CN | AS146329-96 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144557CN | AS144557-372 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146016CN | AS146016-295 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143072CN | AS143072-423 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146014CN | AS146014-293 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143021CN | AS143021-372 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146004CN | AS146004-283 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145933CN | AS145933-212 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145343CN | AS145343-134 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145004CN | AS145004-307 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146433CN | AS146433-200 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145111CN | AS145111-414 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145689CN | AS145689-480 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144483CN | AS144483-298 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145725CN | AS145725-4 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142676CN | AS142676-27 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145972CN | AS145972-251 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144897CN | AS144897-200 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145368CN | AS145368-159 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146699CN | AS146699-466 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143909CN | AS143909-236 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144325CN | AS144325-140 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143810CN | AS143810-137 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142705CN | AS142705-56 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145520CN | AS145520-311 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143938CN | AS143938-265 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143739CN | AS143739-66 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS205008CN | HExpNetwork Junqi Huang | — | 6 | 6 |
| AS142977CN | AS142977-328 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146061CN | AS146061-340 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144534CN | AS144534-349 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143989CN | AS143989-316 - China Education and Research Network (CERNET) | — | 65.5K | 1 |