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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 |
| AS146311-78 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143163CN | AS143163-514 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143318CN | AS143318-155 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145447CN | AS145447-238 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145125CN | AS145125-428 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144274CN | AS144274-89 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145119CN | AS145119-422 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146292CN | AS146292-59 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138442CN | CNGI-LSA-IX-AS-AP - CERNET2 regional IX at Tibet University | — | 5 | 5 |
| AS143322CN | AS143322-159 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145840CN | AS145840-119 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144333CN | AS144333-148 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143959CN | AS143959-286 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143732CN | AS143732-59 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146213CN | AS146213-492 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145923CN | AS145923-202 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145879CN | AS145879-158 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144509CN | AS144509-324 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144062CN | AS144062-389 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142800CN | AS142800-151 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143250CN | AS143250-87 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144569CN | AS144569-384 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145893CN | AS145893-172 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146734CN | AS146734-501 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145102CN | AS145102-405 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146491CN | AS146491-258 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144243CN | AS144243-58 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143325CN | AS143325-162 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145145CN | AS145145-448 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146110CN | AS146110-389 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145607CN | AS145607-398 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146171CN | AS146171-450 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143180CN | AS143180-17 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144759CN | AS144759-62 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143258CN | AS143258-95 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151430CN | AS151430-8 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS144136CN | AS144136-463 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145113CN | AS145113-416 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142964CN | AS142964-315 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145515CN | AS145515-306 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144875CN | AS144875-178 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146245CN | AS146245-12 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146560CN | AS146560-327 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146215CN | AS146215-494 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145179CN | AS145179-482 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145921CN | AS145921-200 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145968CN | AS145968-247 - China Education and Research Network (CERNET) | — | 65.5K | 1 |