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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. | 56.5M | 21,306 |
| 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 | 564 |
| 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 | 1,214 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,212 |
| AS143304-141 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143188CN | AS143188-25 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS24352CN | CNGI-TJN-IX-AS-AP - CERNET2 IX at Tianjin University | — | 65.5K | 1 |
| AS143977CN | AS143977-304 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145549CN | AS145549-340 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146448CN | AS146448-215 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143959CN | AS143959-286 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143637CN | AS143637-474 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144495CN | AS144495-310 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146540CN | AS146540-307 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146591CN | AS146591-358 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145784CN | AS145784-63 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143700CN | AS143700-27 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142762CN | AS142762-113 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143587CN | AS143587-424 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145168CN | AS145168-471 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142658CN | AS142658-9 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146347CN | AS146347-114 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144215CN | AS144215-30 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS24349CN | CNGI-BJ-IX3-AS-AP - CERNET2 IX at Peking University | — | 65.5K | 1 |
| AS144965CN | AS144965-268 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143724CN | AS143724-51 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145388CN | AS145388-179 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143152CN | AS143152-503 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142765CN | AS142765-116 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145614CN | AS145614-405 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146070CN | AS146070-349 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144426CN | AS144426-241 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142941CN | AS142941-292 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143200CN | AS143200-37 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143631CN | AS143631-468 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145876CN | AS145876-155 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143917CN | AS143917-244 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146055CN | AS146055-334 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145653CN | AS145653-444 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS24355CN | CNGI-CD-IX-AS-AP - CERNET2 IX at University of Electronic Science and Technology of China | — | 196.7K | 121 |
| AS143265CN | AS143265-102 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142080CN | AS142080-14 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS145370CN | AS145370-161 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145528CN | AS145528-319 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145510CN | AS145510-301 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144986CN | AS144986-289 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142893CN | AS142893-244 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140377CN | CHINATELECOM-HUNAN-SHAOYANG-5G-NETWORK - CHINATELECOM Hunan province Shaoyang 5G network | — | 3 | 3 |
| AS144560CN | AS144560-375 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145117CN | AS145117-420 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145605CN | AS145605-396 - China Education and Research Network (CERNET) | — | 65.5K | 1 |