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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. | 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 |
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.
| AS | Holder | IPv4 ↓ | IPv6 /48 | Prefixes |
|---|---|---|---|---|
| AS143878CN | AS143878-205 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142958CN | AS142958-309 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145244CN | AS145244-35 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143041CN | AS143041-392 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145932CN | AS145932-211 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143017CN | AS143017-368 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145304CN | AS145304-95 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145983CN | AS145983-262 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144589CN | AS144589-404 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151202CN | HONOKA-AS-AP - Suzhou Honoka Technology Co Ltd | — | 5 | 5 |
| AS143095CN | AS143095-446 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145762CN | AS145762-41 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145381CN | AS145381-172 - 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 |
| AS146081CN | AS146081-360 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145551CN | AS145551-342 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144417CN | AS144417-232 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144670CN | AS144670-485 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145325CN | AS145325-116 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144613CN | AS144613-428 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144649CN | AS144649-464 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143169CN | AS143169-6 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146197CN | AS146197-476 - 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 |
| AS142854CN | AS142854-205 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144227CN | AS144227-42 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144307CN | AS144307-122 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS152598CN | CHAT-AS-AP - Beijing Gong Gong Fa Technology Co Ltd | — | 17 | 2 |
| AS146605CN | AS146605-372 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143803CN | AS143803-130 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143187CN | AS143187-24 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145241CN | AS145241-32 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145700CN | AS145700-491 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144723CN | AS144723-26 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145581CN | AS145581-372 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145390CN | AS145390-181 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146510CN | AS146510-277 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143467CN | AS143467-304 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143953CN | AS143953-280 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145262CN | AS145262-53 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144247CN | AS144247-62 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146477CN | AS146477-244 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144268CN | AS144268-83 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146066CN | AS146066-345 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142755CN | AS142755-106 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143360CN | AS143360-197 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145896CN | AS145896-175 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146096CN | AS146096-375 - China Education and Research Network (CERNET) | — | 65.5K | 1 |