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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 | 2,132 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.4M | 21,286 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.7M | 5,956 |
| 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.
6,624 autonomous systems registered to China. Click an AS for detail.
| 20.4M |
| 850 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 565 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,106 |
| 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 | 1,216 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,203 |
| AS142796-147 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144246CN | AS144246-61 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145464CN | AS145464-255 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS45275CN | ZPARKNET-AS-AP - BII Group Holding Ltd. | — | 4 | 4 |
| AS146378CN | AS146378-145 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143731CN | AS143731-58 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145306CN | AS145306-97 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144663CN | AS144663-478 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144353CN | AS144353-168 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143886CN | AS143886-213 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS216100CN | RUILI Rui Li | — | 6 | 6 |
| AS146110CN | AS146110-389 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143398CN | AS143398-235 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143788CN | AS143788-115 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143329CN | AS143329-166 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144955CN | AS144955-258 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145431CN | AS145431-222 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143981CN | AS143981-308 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145887CN | AS145887-166 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138387CN | CHINATELECOM-SHAANXI-XIAN-5G-NETWORK - CHINATELECOM Shaanxi province Xi'an 5G network | — | 4 | 4 |
| AS144913CN | AS144913-216 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146229CN | AS146229-508 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146494CN | AS146494-261 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144880CN | AS144880-183 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143615CN | AS143615-452 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145288CN | AS145288-79 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143255CN | AS143255-92 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145541CN | AS145541-332 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144562CN | AS144562-377 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145223CN | AS145223-14 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145836CN | AS145836-115 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146610CN | AS146610-377 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145187CN | AS145187-490 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146375CN | AS146375-142 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143532CN | AS143532-369 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144484CN | AS144484-299 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142975CN | AS142975-326 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144547CN | AS144547-362 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145365CN | AS145365-156 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146402CN | AS146402-169 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143791CN | AS143791-118 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142978CN | AS142978-329 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145357CN | AS145357-148 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145684CN | AS145684-475 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145059CN | AS145059-362 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143005CN | AS143005-356 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144264CN | AS144264-79 - China Education and Research Network (CERNET) | — | 65.5K | 1 |