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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.
| AS | Holder | IPv4 ↑ | IPv6 /48 | Prefixes |
|---|---|---|---|---|
| AS145971CN | AS145971-250 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140862CN | CHINATELECOM-JIANGXI-JIAN-5G-NETWORK - CHINATELECOM Jiangxi province Jian 5G network | — | 1 | 1 |
| AS140260CN | CHINATELECOM-ANHUI-XUANCHENG-5G-NETWORK - CHINATELECOM Anhui province Xuancheng 5G network | — | 3 | 3 |
| 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 |
| AS200256CN |
| CAO-AS Yue Cao |
| — |
| 1 |
| 1 |
| AS146328CN | AS146328-95 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146688CN | AS146688-455 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146438CN | AS146438-205 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142675CN | AS142675-26 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140528CN | CHINATELECOM-HUBEI-YICHANG-5G-NETWORK - CHINATELECOM Hubei province Yichang 5G network | — | 768 | 3 |
| AS151202CN | HONOKA-AS-AP - Suzhou Honoka Technology Co Ltd | — | 5 | 5 |
| AS144982CN | AS144982-285 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144521CN | AS144521-336 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145712CN | AS145712-503 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143604CN | AS143604-441 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146292CN | AS146292-59 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146548CN | AS146548-315 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146626CN | AS146626-393 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146474CN | AS146474-241 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144223CN | AS144223-38 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143187CN | AS143187-24 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146215CN | AS146215-494 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143172CN | AS143172-9 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144625CN | AS144625-440 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143041CN | AS143041-392 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146575CN | AS146575-342 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144771CN | AS144771-74 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145387CN | AS145387-178 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144807CN | AS144807-110 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142690CN | AS142690-41 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143080CN | AS143080-431 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146557CN | AS146557-324 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145893CN | AS145893-172 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145060CN | AS145060-363 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143068CN | AS143068-419 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143160CN | AS143160-511 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145688CN | AS145688-479 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143226CN | AS143226-63 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143607CN | AS143607-444 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145596CN | AS145596-387 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146075CN | AS146075-354 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145426CN | AS145426-217 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144869CN | AS144869-172 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143491CN | AS143491-328 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144455CN | AS144455-270 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142961CN | AS142961-312 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146191CN | AS146191-470 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146322CN | AS146322-89 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142836CN | AS142836-187 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145575CN | AS145575-366 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144357CN | AS144357-172 - China Education and Research Network (CERNET) | — | 65.5K | 1 |