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How Spain 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 Spain over time.
The largest autonomous systems registered to Spain by IPv4 footprint.
Spain 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.
1,164 autonomous systems registered to Spain. Click an AS for detail.
| AS15704ES | AS15704 XTRA TELECOM S.A. | 960.8K | 368 |
| AS29119ES | SERVIHOSTING-AS AIRE NETWORKS DEL MEDITERRANEO SL UNIPERSONAL | 688.4K | 400 |
| AS12338ES | EUSKALTEL Euskaltel S.A. | 658.4K | 117 |
| AS12334ES | R Cable y Telecable Telecomunicaciones, S.A.U. | 443.4K | 37 |
| AS200845ES | AVATEL-AS AVATEL TELECOM, SA | 363.3K | 472 |
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| AS201234ES | SBT Spotting Brands Technologies S.L | — | — | 0 |
| AS49054ES | Tuenti TELEFONICA INNOVACION DIGITAL SL | — | — | 0 |
| AS24799ES | DTI2-AS Desarrollo de la Tecnologia de las Comunicaciones, S.C.A. | — | — | 0 |
| AS204845ES | es-telvinor WGR TELECOMUNICACIONES VALLE DE LOS PEDROCHES SA | — | — | 0 |
| AS216171ES | DABBLEAM Dabbleam SL | — | — | 0 |
| AS62376ES | ToroIX Tecnocratica Centro de Datos, S.L. | — | — | 0 |
| AS204248ES | Edgar_Torres_Llavero Edgar Torres Llavero | — | — | 0 |
| AS43618ES | ASN-INFORCELRA AVATEL TELECOM, SA | — | — | 0 |
| AS207923ES | AIREON AVATEL TELECOM, SA | — | — | 0 |
| AS39316ES | ZED Newry Global Media SLU | — | — | 0 |