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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 |
| AS142693-44 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS146284CN | AS146284-51 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143809CN | AS143809-136 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142792CN | AS142792-143 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145605CN | AS145605-396 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144333CN | AS144333-148 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS153033CN | SHANGXU-AS-AP - Shang Xu | — | 3 | 3 |
| AS146364CN | AS146364-131 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146033CN | AS146033-312 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145902CN | AS145902-181 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143187CN | AS143187-24 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146042CN | AS146042-321 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143285CN | AS143285-122 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143154CN | AS143154-505 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143688CN | AS143688-15 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144024CN | AS144024-351 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146120CN | AS146120-399 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144438CN | AS144438-253 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144251CN | AS144251-66 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145259CN | AS145259-50 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145926CN | AS145926-205 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143196CN | AS143196-33 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145861CN | AS145861-140 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144857CN | AS144857-160 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144062CN | AS144062-389 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146182CN | AS146182-461 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143571CN | AS143571-408 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146561CN | AS146561-328 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146161CN | AS146161-440 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143881CN | AS143881-208 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143806CN | AS143806-133 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144193CN | AS144193-8 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143181CN | AS143181-18 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144229CN | AS144229-44 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146453CN | AS146453-220 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145843CN | AS145843-122 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145718CN | AS145718-509 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145587CN | AS145587-378 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143048CN | AS143048-399 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145116CN | AS145116-419 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144834CN | AS144834-137 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146058CN | AS146058-337 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143595CN | AS143595-432 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144426CN | AS144426-241 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145393CN | AS145393-184 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146740CN | AS146740-507 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144748CN | AS144748-51 - China Education and Research Network (CERNET) | — | 65.5K | 1 |