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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 | 1,356 |
| AS4837CN | CHINA169-Backbone - CHINA UNICOM China169 Backbone | 59.3M | 2,150 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.6M | 21,409 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.8M | 5,062 |
| 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.
6,627 autonomous systems registered to China. Click an AS for detail.
| 20.8M |
| 860 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 579 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,120 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.3M | 2,253 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 11.2M | 1,317 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,281 |
| AS144098-425 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143248CN | AS143248-85 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143772CN | AS143772-99 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144329CN | AS144329-144 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143803CN | AS143803-130 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145960CN | AS145960-239 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143744CN | AS143744-71 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143352CN | AS143352-189 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143616CN | AS143616-453 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142986CN | AS142986-337 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144585CN | AS144585-400 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145311CN | AS145311-102 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS39753CN | LIUXYON Kai Liu | — | 15 | 15 |
| AS146682CN | AS146682-449 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145405CN | AS145405-196 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS59265CN | CT-CNGI - China telecom â China Next Generation Internet | — | 65.5K | 1 |
| AS144592CN | AS144592-407 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145724CN | AS145724-3 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143604CN | AS143604-441 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145019CN | AS145019-322 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144792CN | AS144792-95 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140261CN | CHINATELECOM-ANHUI-HUANGSHAN-5G-NETWORK - CHINATELECOM Anhui province Huangshan 5G network | — | 3 | 3 |
| AS144464CN | AS144464-279 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144871CN | AS144871-174 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145334CN | AS145334-125 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145606CN | AS145606-397 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143814CN | AS143814-141 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145222CN | AS145222-13 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143839CN | AS143839-166 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145911CN | AS145911-190 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143583CN | AS143583-420 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146508CN | AS146508-275 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143047CN | AS143047-398 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142959CN | AS142959-310 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146402CN | AS146402-169 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146172CN | AS146172-451 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145411CN | AS145411-202 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140512CN | CHINATELECOM-GUANGXI-YULIN-5G-NETWORK - CHINATELECOM GUANGXI province YuLin 5G network | — | 3 | 3 |
| AS145709CN | AS145709-500 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143948CN | AS143948-275 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145908CN | AS145908-187 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143894CN | AS143894-221 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142894CN | AS142894-245 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144016CN | AS144016-343 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144622CN | AS144622-437 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146197CN | AS146197-476 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143943CN | AS143943-270 - China Education and Research Network (CERNET) | — | 65.5K | 1 |