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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 |
| AS144489-304 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143110CN | AS143110-461 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144763CN | AS144763-66 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142789CN | AS142789-140 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144828CN | AS144828-131 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146052CN | AS146052-331 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146326CN | AS146326-93 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144215CN | AS144215-30 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143667CN | AS143667-504 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143328CN | AS143328-165 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143768CN | AS143768-95 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145784CN | AS145784-63 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144251CN | AS144251-66 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144441CN | AS144441-256 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145537CN | AS145537-328 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151438CN | AS151438-16 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS144691CN | AS144691-506 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146138CN | AS146138-417 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144775CN | AS144775-78 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146308CN | AS146308-75 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144635CN | AS144635-450 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145081CN | AS145081-384 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143721CN | AS143721-48 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143724CN | AS143724-51 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146385CN | AS146385-152 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143518CN | AS143518-355 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142670CN | AS142670-21 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145564CN | AS145564-355 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142985CN | AS142985-336 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151453CN | AS151453-31 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS145689CN | AS145689-480 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144242CN | AS144242-57 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143950CN | AS143950-277 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145492CN | AS145492-283 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS135646CN | AS-LUGINBASH-AP - Luginbash AS | — | 1 | 1 |
| AS145242CN | AS145242-33 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151447CN | AS151447-25 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS145164CN | AS145164-467 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146576CN | AS146576-343 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145123CN | AS145123-426 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS213782CN | GOFORCEX-AS Chang Xin | — | 3 | 3 |
| AS143566CN | AS143566-403 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142086CN | AS142086-20 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS142658CN | AS142658-9 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS206729CN | VINCENT-NET-AS Vincent Yang | — | 16 | 1 |
| AS143777CN | AS143777-104 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143292CN | AS143292-129 - China Education and Research Network (CERNET) | — | 65.5K | 1 |