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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 |
| SBT Spotting Brands Technologies S.L |
| — |
| — |
| 0 |
| AS213153ES | Echelon Invermae Solutions SL | — | — | 0 |
| AS199913ES | SoyTIC Gamma UCaaS Comercializadora, S.L.U. | — | — | 0 |
| AS62409ES | OCEANS-AS XFERA Moviles S.A. | — | — | 0 |
| AS213556ES | levantenet Levante Networks Telecom S.L. | — | — | 0 |
| AS40996ES | AS-KEYFIBRE AVATEL TELECOM, SA | — | — | 0 |
| AS204143ES | aszetaair Zeta Air, S.L. | — | — | 0 |
| AS216166ES | GALNIX PUNTO NEUTRO DE GALICIA GALNIX, S.L. | — | — | 0 |
| AS214089ES | YOUTEL-AS YOUTEL NETWORK S.L. | — | — | 0 |
| AS214110ES | fibramedios Fibra Medios Telecom, S.L. | — | — | 0 |
| AS210148ES | ASORVIS ORVIS 360 SL | — | — | 0 |
| AS199923ES | TresP-Technology 3PJP INVESTMENT S.L. | — | — | 0 |
| AS44762ES | AS_AXESOR AXESOR CONOCER PARA DECIDIR SA | — | — | 0 |
| AS212356ES | VIDEOSAT1 Felipe Alcaraz Molina | — | — | 0 |
| AS210257ES | cybernet Cyberneticos Hosting SL | — | — | 0 |
| AS51457ES | CONECTAWIRELESS CONECTA WIRELESS S.L. | — | — | 0 |
| AS50573ES | AS-GOMEZ Martin Gomez Hermida | — | — | 0 |
| AS209143ES | terrachatechnology ITEGAL SERVICIOS TIC S.L. | — | — | 0 |
| AS211475ES | VOZFUSION VozFusion S.L. | — | — | 0 |
| AS39744ES | AVATELTELECOM AVATEL TELECOM, SA | — | — | 0 |
| AS35404ES | AS-TELEPITU AVATEL TELECOM, SA | — | — | 0 |
| AS210439ES | Cloud_Intelligence_SL Cloud Intelligence SL | — | — | 0 |
| AS57140ES | bluso XFERA Moviles S.A. | — | — | 0 |
| AS39281ES | ANS-AVATELTELECOM AVATEL TELECOM, SA | — | — | 0 |
| AS24654ES | ORANGE-MOVILWEB21-AS Orange Espagne SA | — | — | 0 |
| AS199281ES | ASUI-OPENRURAL-IXP-A Asociacion de Consumidores y Usuarios de Informacion (ASUI) | — | — | 0 |
| AS203935ES | sonimar 7P SERVICIOS INTEGRADOS SLU | — | — | 0 |
| AS205751ES | PMO_ZAPI Plataforma Multimedia de Operadores SL. | — | — | 0 |
| AS50146ES | Terremark-IST VERIZON SPAIN S.L. | — | — | 0 |
| AS16206ES | ABRARED XFERA Moviles S.A. | — | — | 0 |
| AS202227ES | MONCOFA Nostravant S.L.L. | — | — | 0 |
| AS206183ES | Metacortex Metacortex Software SL | — | — | 0 |
| AS205744ES | Vola Vola los del Internet S.L. | — | — | 0 |
| AS29117ES | ChatHispano Asociacion IRC Hispano | 256 | 1 | 2 |
| AS41287ES | IPEOPLE Adjenet Networks SL | 256 | — | 1 |
| AS216034ES | netkia_as NETKIA SOLUCIONES S.L. | 256 | — | 1 |
| AS13137ES | AGENCIAEFE-AS AGENCIA EFE SA | 256 | — | 1 |
| AS208027ES | GESTAMP GESTAMP SERVICIOS, S.A. | 256 | — | 1 |
| AS35167ES | PROTEC Promocion Tecnologica y Comercial S.A. | 256 | — | 1 |
| AS48341ES | PPI-AS Proveedores de Presencia en Internet S.L. | 256 | — | 1 |
| AS209618ES | as-HolaMundo_MX Valor Information Technologies, S.L. | 256 | 65.5K | 2 |
| AS200380ES | ASIMAGAR Imagar Informatica SL | 256 | — | 1 |
| AS205457ES | Wisp_Tachira Valor Information Technologies, S.L. | 256 | 65.5K | 2 |
| AS203012ES | gestioniza FIBRITEL TELECOMUNICACIONES SL | 256 | — | 1 |
| AS211074ES | ESPUBLICO ESPUBLICO SERVICIOS PARA LA ADMINISTRACION SA | 256 | — | 1 |
| AS24580ES | SUPSA SUPSA SUPERMERCATS PUJOL SL | 256 | — | 1 |
| AS215656ES | servaticabcn Servatica Technologies, S.L. | 256 | 524.3K | 2 |