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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 | 2,131 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,305 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.4M | 5,848 |
| 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.
6,622 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 | 1,221 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,212 |
| AS143574-411 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145522CN | AS145522-313 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145658CN | AS145658-449 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145774CN | AS145774-53 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143220CN | AS143220-57 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144887CN | AS144887-190 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145569CN | AS145569-360 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145027CN | AS145027-330 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143711CN | AS143711-38 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142681CN | AS142681-32 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146742CN | AS146742-509 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145009CN | AS145009-312 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142901CN | AS142901-252 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145325CN | AS145325-116 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144417CN | AS144417-232 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144506CN | AS144506-321 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145780CN | AS145780-59 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146054CN | AS146054-333 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146370CN | AS146370-137 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS153057CN | LIRUIZHI-AS-AP - Li Ruizhi | — | 6 | 6 |
| AS143214CN | AS143214-51 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145947CN | AS145947-226 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143699CN | AS143699-26 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144140CN | AS144140-467 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143169CN | AS143169-6 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138370CN | CNGI-NCH-IX-AS-AP - CERNET2 regional IX at Nanchang University | — | 65.6K | 84 |
| AS143696CN | AS143696-23 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146197CN | AS146197-476 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143589CN | AS143589-426 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140335CN | CHINATELECOM-FUJIAN-LONGYAN--5G-NETWORK - CHINATELECOM Fujian province Longyan 5G network | — | 1K | 4 |
| AS146057CN | AS146057-336 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145721CN | AS145721-512 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS205603CN | WOLFLAB Xinyu Wei | — | 16 | 1 |
| AS144649CN | AS144649-464 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145381CN | AS145381-172 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144149CN | AS144149-476 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146331CN | AS146331-98 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144351CN | AS144351-166 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144074CN | AS144074-401 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145786CN | AS145786-65 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146236CN | AS146236-3 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145944CN | AS145944-223 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146081CN | AS146081-360 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144786CN | AS144786-89 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145396CN | AS145396-187 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145137CN | AS145137-440 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145349CN | AS145349-140 - China Education and Research Network (CERNET) | — | 65.5K | 1 |