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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 | 59.2M | 1,597 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,205 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.3M | 5,834 |
| 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.
6,608 autonomous systems registered to China. Click an AS for detail.
| 20.4M |
| 843 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 566 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,104 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.2M | 2,247 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 10.5M | 1,193 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.8M | 5,168 |
| AS143146-497 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143444CN | AS143444-281 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146293CN | AS146293-60 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145358CN | AS145358-149 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146284CN | AS146284-51 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144444CN | AS144444-259 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144289CN | AS144289-104 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142792CN | AS142792-143 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146204CN | AS146204-483 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142860CN | AS142860-211 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145355CN | AS145355-146 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144816CN | AS144816-119 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS137436CN | CONGPENGBO-AS-AP - Cong Pengbo | — | 5 | 5 |
| AS143709CN | AS143709-36 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144870CN | AS144870-173 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143012CN | AS143012-363 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144203CN | AS144203-18 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143131CN | AS143131-482 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS200789CN | OPTnet Wei Teng LIn | — | 16 | 1 |
| AS145492CN | AS145492-283 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143789CN | AS143789-116 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144045CN | AS144045-372 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145102CN | AS145102-405 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146537CN | AS146537-304 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151462CN | AS151462-40 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS146600CN | AS146600-367 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143015CN | AS143015-366 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143301CN | AS143301-138 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143661CN | AS143661-498 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS204856CN | ABJUST-NET Lijun Li | — | 1 | 1 |
| AS146481CN | AS146481-248 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143027CN | AS143027-378 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142854CN | AS142854-205 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142863CN | AS142863-214 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143968CN | AS143968-295 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145525CN | AS145525-316 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142723CN | AS142723-74 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145156CN | AS145156-459 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145602CN | AS145602-393 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145108CN | AS145108-411 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144906CN | AS144906-209 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143816CN | AS143816-143 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143119CN | AS143119-470 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146165CN | AS146165-444 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145078CN | AS145078-381 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146085CN | AS146085-364 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146034CN | AS146034-313 - China Education and Research Network (CERNET) | — | 65.5K | 1 |