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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 | 21,289 |
| 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.
6,623 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 | 2,105 |
| 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 | 5,217 |
| AS144290-105 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145244CN | AS145244-35 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145886CN | AS145886-165 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144781CN | AS144781-84 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143117CN | AS143117-468 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145441CN | AS145441-232 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143814CN | AS143814-141 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145780CN | AS145780-59 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146374CN | AS146374-141 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145831CN | AS145831-110 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145338CN | AS145338-129 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140515CN | CHINATELECOM-GUANGXI-HECHI-5G-NETWORK - CHINATELECOM GUANGXI province HeChi 5G network | — | 3 | 3 |
| AS145341CN | AS145341-132 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143610CN | AS143610-447 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145450CN | AS145450-241 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143964CN | AS143964-291 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146634CN | AS146634-401 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144583CN | AS144583-398 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS211992CN | WEI Wei Tang | — | 1 | 1 |
| AS143065CN | AS143065-416 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144437CN | AS144437-252 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142782CN | AS142782-133 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143127CN | AS143127-478 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144994CN | AS144994-297 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138393CN | CNGI-NAN-IX-AS-AP - CERNET2 regional IX at Guangxi University | — | 131.1K | 72 |
| AS145116CN | AS145116-419 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145931CN | AS145931-210 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146059CN | AS146059-338 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140361CN | CHINATELECOM-YUNNAN-ZHAOTONG-5G-NETWORK - CHINATELECOM Yunnan province Zhaotong 5G network | — | 256 | 4 |
| AS140290CN | CHINATELECOM-JIANGSU-5G-CORE-NETWORK - CHINATELECOM Jiangsu province 5G CORE network | — | 192 | 3 |
| AS142943CN | AS142943-294 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143995CN | AS143995-322 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142713CN | AS142713-64 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145286CN | AS145286-77 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143264CN | AS143264-101 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145937CN | AS145937-216 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146122CN | AS146122-401 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146715CN | AS146715-482 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143052CN | AS143052-403 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146334CN | AS146334-101 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS208618CN | CYY-AS Yangyu Chen | — | 34 | 4 |
| AS144009CN | AS144009-336 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142969CN | AS142969-320 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143070CN | AS143070-421 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144824CN | AS144824-127 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144896CN | AS144896-199 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS39753CN | LIUXYON Kai Liu | — | 14 | 14 |