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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 |
| AS145701-492 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144804CN | AS144804-107 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145987CN | AS145987-266 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142907CN | AS142907-258 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143154CN | AS143154-505 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145715CN | AS145715-506 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144674CN | AS144674-489 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS24365CN | CNGI-SH-IX2-AS-AP - CERNET2 IX at Fudan University | — | 65.6K | 19 |
| AS146562CN | AS146562-329 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143303CN | AS143303-140 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143212CN | AS143212-49 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145900CN | AS145900-179 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143802CN | AS143802-129 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145683CN | AS145683-474 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146075CN | AS146075-354 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145913CN | AS145913-192 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143634CN | AS143634-471 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145767CN | AS145767-46 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146430CN | AS146430-197 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145487CN | AS145487-278 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144319CN | AS144319-134 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS137835CN | NATCHAN-AS - Nathaniel Chan Jie Le | — | 1 | 1 |
| AS146023CN | AS146023-302 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142071CN | AS142071-5 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS143441CN | AS143441-278 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145052CN | AS145052-355 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151450CN | AS151450-28 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS143242CN | AS143242-79 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144772CN | AS144772-75 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145907CN | AS145907-186 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146234CN | AS146234-1 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143380CN | AS143380-217 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145776CN | AS145776-55 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145120CN | AS145120-423 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145654CN | AS145654-445 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143265CN | AS143265-102 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143927CN | AS143927-254 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS207292CN | YUYANNET-SERVICE-AS-RIPE YANG HAOJING | — | 1 | 1 |
| AS144744CN | AS144744-47 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146091CN | AS146091-370 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142703CN | AS142703-54 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146665CN | AS146665-432 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145602CN | AS145602-393 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143456CN | AS143456-293 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145889CN | AS145889-168 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144426CN | AS144426-241 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143364CN | AS143364-201 - China Education and Research Network (CERNET) | — | 65.5K | 1 |