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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 |
| Silicon-AS Hangzhou Silicon-based Agile Technology Limited |
| — |
| 16 |
| 1 |
| AS145776CN | AS145776-55 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143971CN | AS143971-298 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143041CN | AS143041-392 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144253CN | AS144253-68 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS152598CN | CHAT-AS-AP - Beijing Gong Gong Fa Technology Co Ltd | — | 17 | 2 |
| AS146026CN | AS146026-305 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144548CN | AS144548-363 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145475CN | AS145475-266 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144412CN | AS144412-227 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS24356CN | CNGI-CHQ-IX-AS-AP - CERNET2 IX at Chongqing University | — | 71 | 71 |
| AS144655CN | AS144655-470 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144132CN | AS144132-459 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143456CN | AS143456-293 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145243CN | AS145243-34 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144054CN | AS144054-381 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145463CN | AS145463-254 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146505CN | AS146505-272 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144126CN | AS144126-453 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146301CN | AS146301-68 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144268CN | AS144268-83 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143741CN | AS143741-68 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146684CN | AS146684-451 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143235CN | AS143235-72 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143145CN | AS143145-496 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144295CN | AS144295-110 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145969CN | AS145969-248 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146212CN | AS146212-491 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145960CN | AS145960-239 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143992CN | AS143992-319 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143823CN | AS143823-150 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143074CN | AS143074-425 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145624CN | AS145624-415 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144626CN | AS144626-441 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145579CN | AS145579-370 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144075CN | AS144075-402 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143430CN | AS143430-267 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145585CN | AS145585-376 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142995CN | AS142995-346 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144974CN | AS144974-277 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143546CN | AS143546-383 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143807CN | AS143807-134 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142944CN | AS142944-295 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145998CN | AS145998-277 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143120CN | AS143120-471 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143885CN | AS143885-212 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS152930CN | LINXIANGLIANG-AS-AP - Lin Xiangliang | — | 2 | 2 |