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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 |
| AS144253-68 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145673CN | AS145673-464 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS212793CN | Xiwei-Network Xiwei Ye | — | 2 | 2 |
| AS143148CN | AS143148-499 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143437CN | AS143437-274 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145069CN | AS145069-372 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142934CN | AS142934-285 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146617CN | AS146617-384 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143562CN | AS143562-399 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142699CN | AS142699-50 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145268CN | AS145268-59 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145375CN | AS145375-166 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS215848CN | LOLITA-AS Litao Luo | — | 1 | 1 |
| AS141445CN | PXNET-AS-AP - Phoenix Network | — | 1 | 1 |
| AS145259CN | AS145259-50 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146185CN | AS146185-464 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144354CN | AS144354-169 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143059CN | AS143059-410 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143592CN | AS143592-429 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144994CN | AS144994-297 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146605CN | AS146605-372 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144658CN | AS144658-473 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144652CN | AS144652-467 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143934CN | AS143934-261 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146072CN | AS146072-351 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146364CN | AS146364-131 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143928CN | AS143928-255 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144589CN | AS144589-404 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142672CN | AS142672-23 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144762CN | AS144762-65 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145140CN | AS145140-443 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145593CN | AS145593-384 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145691CN | AS145691-482 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146450CN | AS146450-217 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146724CN | AS146724-491 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143044CN | AS143044-395 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144753CN | AS144753-56 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146087CN | AS146087-366 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143678CN | AS143678-5 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143330CN | AS143330-167 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142678CN | AS142678-29 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144107CN | AS144107-434 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144649CN | AS144649-464 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143014CN | AS143014-365 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145021CN | AS145021-324 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144729CN | AS144729-32 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145006CN | AS145006-309 - China Education and Research Network (CERNET) | — | 65.5K | 1 |