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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 | 691.5K | 408 |
| AS12338ES | EUSKALTEL Euskaltel S.A. | 658.4K | 118 |
| AS12334ES | R Cable y Telecable Telecomunicaciones, S.A.U. | 443.4K | 37 |
| AS200845ES | AVATEL-AS AVATEL TELECOM, SA | 363.3K | 474 |
| 256 |
| — |
| 1 |
| AS31428ES | LOGISTA-ES-AS Compania De Distribucion Integral Logista, SA | 256 | — | 1 |
| AS199772ES | Fontventa FONTVENTA SL | 256 | — | 1 |
| AS13137ES | AGENCIAEFE-AS AGENCIA EFE SA | 256 | — | 1 |
| AS197183ES | Occentus Occentus Network SL | 256 | — | 1 |
| AS199949ES | SEGON-AS Grupo On Seguridad SL | 256 | — | 1 |
| AS41994ES | Credito-y-Caucion ATRADIUS CREDITO Y CAUCION SA, DE SEGUROS Y REASEGUROS | 256 | — | 1 |
| AS203012ES | gestioniza FIBRITEL TELECOMUNICACIONES SL | 256 | — | 1 |
| AS210469ES | CARLOSL Carlos Latorre Sanchez | 256 | 16 | 2 |
| AS207628ES | ESTYA-AS Eduardo Senin Herrero | 256 | 524.3K | 2 |
| AS205563ES | zGato Marc Gomez | 256 | 110 | 111 |
| AS201569ES | northpoint North Point Solution SL | 256 | 65.5K | 2 |
| AS28935ES | ODEC-ES-AS ODEC, CENTRO DE CALCULO Y APLICACIONES INFORMATICAS, S.A. | 256 | — | 1 |
| AS204810ES | SERENAE SERENAE SERVICIOS AVANZADOS SL | 256 | 16.4K | 2 |
| AS212230ES | VIESGO VIESGO INFRAESTRUCTURAS ENERGETICAS S.L. | 256 | — | 1 |
| AS39536ES | botic BO ICT Management, S.L. | 256 | — | 1 |
| AS199760ES | POYATOS-AS Pau Poyatos Fuentes | 256 | — | 1 |
| AS60488ES | VISUALTEC-AS Tecnocratica Centro de Datos, S.L. | 256 | — | 1 |
| AS215736ES | ajreus Ajuntament de Reus | 256 | — | 1 |
| AS204629ES | Qemugen_Cloud Valor Information Technologies, S.L. | 256 | 65.5K | 2 |
| AS202097ES | IBERMUTUA IBERMUTUA | 256 | — | 1 |
| AS214986ES | ASNERI1 ENERI CLOUD SISTEMAS, SL | 256 | — | 1 |
| AS49212ES | REALE-SEGUROS-AS REALE SEGUROS GENERALES, S.A | 256 | — | 1 |
| AS216034ES | netkia_as NETKIA SOLUCIONES S.L. | 256 | — | 1 |
| AS216060ES | carino Carino Servicios Empresariales SL | 256 | — | 1 |
| AS214080ES | TRANSPARENT-EDGE Transparent Edge Services S.L. | 256 | — | 1 |
| AS56551ES | CVQ1-RIPE Ayuntamiento Rivas Vaciamadrid | 256 | — | 1 |
| AS211300ES | INTELMO-AS Angel Moreno trading as INTELMO C.B. | 256 | — | 1 |
| AS212377ES | ASGUARDIACIVIL Direccion General de la Guardia Civil | 256 | — | 1 |
| AS209195ES | ASCASER CAJA DE SEGUROS REUNIDOS COMPANIA DE SEGUROS Y REASEGUROS SA | 256 | — | 1 |
| AS25544ES | EROSKI Eroski Scoop. | 256 | — | 1 |
| AS199428ES | AlvaroNavas Alvaro Navas | 256 | — | 1 |
| AS203115ES | sentrium VyOS Networks Iberia S.L.U. | 256 | — | 1 |
| AS9094ES | LYNTIA_MSP_INTERNAL LYNTIA NETWORKS S.A. | 256 | — | 1 |
| AS205796ES | BRUTALSYS Brutalsys, S.L. | 256 | — | 1 |
| AS212059ES | JWESP-AS TESTIGOS CRISTIANOS DE JEHOVA | 256 | 65.5K | 2 |
| AS208824ES | POLOPRO Pau Cab | 256 | 18 | 4 |
| AS204175ES | AKINOSTRA Nostravant S.L.L. | 256 | — | 1 |
| AS214470ES | DIFFERNET-AS Carmen Rocio Jimenez Pulido | 256 | 32.8K | 2 |
| AS210670ES | CLOUDGAL INFORMATICA Y NETWORKING COMPOSTELA SLU | 256 | — | 1 |
| AS205580ES | EFCA-ASN European Fisheries Control Agency | 256 | — | 1 |
| AS41287ES | IPEOPLE Adjenet Networks SL | 256 | — | 1 |
| AS48868ES | SERES-AS SOCIEDAD DE EXPLOTACION DE REDES ELECTRONICAS Y SERVICIOS, SA | 256 | — | 1 |
| AS30939ES | ISDEFE-AS INGENIERIA DE SISTEMAS PARA LA DEFENSA DE ESPANA SA | 256 | — | 1 |
| AS204705ES | ASCetelem Cetelem Servicios Informaticos AIE | 256 | — | 1 |
| AS49638ES | CATNIX Consorci de Serveis Universitaris de Catalunya | 256 | 1 | 2 |
| AS42722ES | GRIFOLS-AS Grifols S.A. | 256 | — | 1 |