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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 |
| AS143817-144 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS138371CN | CNGI-QDA-IX-AS-AP - CERNET2 regional IX at Ocean University of China | — | 458.8K | 35 |
| AS143391CN | AS143391-228 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS153171CN | HANJIAJUN-AS-AP - Han Jiajun | — | 6 | 6 |
| AS143540CN | AS143540-377 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145466CN | AS145466-257 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145901CN | AS145901-180 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145195CN | AS145195-498 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143096CN | AS143096-447 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145520CN | AS145520-311 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143144CN | AS143144-495 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144159CN | AS144159-486 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146663CN | AS146663-430 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145201CN | AS145201-504 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143081CN | AS143081-432 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144999CN | AS144999-302 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145457CN | AS145457-248 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145573CN | AS145573-364 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144451CN | AS144451-266 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS215507CN | AS-MIANTIAO-LAB KAI BI | — | 1 | 1 |
| AS144659CN | AS144659-474 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142849CN | AS142849-200 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146383CN | AS146383-150 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143218CN | AS143218-55 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143751CN | AS143751-78 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143293CN | AS143293-130 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142682CN | AS142682-33 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144266CN | AS144266-81 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146407CN | AS146407-174 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146222CN | AS146222-501 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145442CN | AS145442-233 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142102CN | AS142102-36 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS142718CN | AS142718-69 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145130CN | AS145130-433 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143998CN | AS143998-325 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144969CN | AS144969-272 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144900CN | AS144900-203 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142778CN | AS142778-129 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145874CN | AS145874-153 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143302CN | AS143302-139 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144064CN | AS144064-391 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142903CN | AS142903-254 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144028CN | AS144028-355 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144061CN | AS144061-388 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144436CN | AS144436-251 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144058CN | AS144058-385 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS153189CN | WANGJIANWEI-AS-AP - Wang Jianwei | — | 5 | 5 |