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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 | 1,597 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,205 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.4M | 5,840 |
| 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.
| 20.4M |
| 843 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 569 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,101 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.2M | 2,247 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 10.5M | 1,191 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.8M | 5,167 |
| AS143562-399 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143592CN | AS143592-429 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145069CN | AS145069-372 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144607CN | AS144607-422 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143848CN | AS143848-175 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143235CN | AS143235-72 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144202CN | AS144202-17 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146325CN | AS146325-92 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144098CN | AS144098-425 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144652CN | AS144652-467 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146617CN | AS146617-384 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142773CN | AS142773-124 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146108CN | AS146108-387 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143083CN | AS143083-434 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145771CN | AS145771-50 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144101CN | AS144101-428 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145631CN | AS145631-422 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145530CN | AS145530-321 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146423CN | AS146423-190 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145259CN | AS145259-50 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144878CN | AS144878-181 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146331CN | AS146331-98 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144408CN | AS144408-223 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138438CN | CNGI-GLN-IX-AS-AP - CERNET2 regional IX at Guangxi Normal University | — | 196.6K | 29 |
| AS140299CN | CHINATELECOM-JIANGSU-NANTONG-5G-NETWORK - CHINATELECOM Jiangsu province Nantong 5G network | — | 192 | 3 |
| AS145331CN | AS145331-122 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146581CN | AS146581-348 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145310CN | AS145310-101 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145164CN | AS145164-467 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144104CN | AS144104-431 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143723CN | AS143723-50 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145646CN | AS145646-437 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146155CN | AS146155-434 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146584CN | AS146584-351 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146057CN | AS146057-336 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142803CN | AS142803-154 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144399CN | AS144399-214 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146251CN | AS146251-18 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144637CN | AS144637-452 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143098CN | AS143098-449 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146203CN | AS146203-482 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146051CN | AS146051-330 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142779CN | AS142779-130 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144286CN | AS144286-101 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146081CN | AS146081-360 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144527CN | AS144527-342 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146489CN | AS146489-256 - China Education and Research Network (CERNET) | — | 65.5K | 1 |