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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.
1,173 autonomous systems registered to Spain. Click an AS for detail.
| AS15704ES | AS15704 XTRA TELECOM S.A. | 961.8K | 367 |
| AS29119ES | SERVIHOSTING-AS AIRE NETWORKS DEL MEDITERRANEO SL UNIPERSONAL | 710.1K | 420 |
| 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 | 364K | 475 |
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| 0 |
| AS198411ES | VELEVISA-AS AVATEL TELECOM, SA | — | — | 0 |
| AS12715ES | JAZZNET Orange Espagne SA | — | — | 0 |
| AS58233ES | AS_MASBYTES ASPA CLOUD SL | — | — | 0 |
| AS202603ES | wimovil EGONE CONSULTING SL | — | — | 0 |
| AS197606ES | ISMHDEZ-NET Ismael Munoz Hernandez | — | — | 0 |
| AS20921ES | AMENA-AS Orange Espagne SA | — | — | 0 |
| AS212017ES | CUBILLO Gerardo Cubillo Torralba Empresa Constructora S.L | — | — | 0 |
| AS211475ES | VOZFUSION VozFusion S.L. | — | — | 0 |
| AS210904ES | CGL-AS CHRISTIAN GARCIA LOZANO | — | — | 0 |
| AS42820ES | ECONECTIA XFERA Moviles S.A. | — | — | 0 |
| AS208455ES | FIBRA-TDA TDA COMUNICACIONES CONNECTIONS SLU | — | — | 0 |
| AS214779ES | BEFREE Be Free Networks SL | — | — | 0 |
| AS213716ES | Gonzalo-Ferrera-Borras Gonzalo Ferrera Borras | — | — | 0 |
| AS212998ES | VICTORROMAN Victor Roman Archidona | — | — | 0 |
| AS199923ES | TresP-Technology 3PJP INVESTMENT S.L. | — | — | 0 |
| AS210219ES | Solutionics Invermae Solutions SL | — | — | 0 |
| AS203178ES | AXARNET-RESERVED AXARNET COMUNICACIONES, S.L. | — | — | 0 |
| AS57140ES | bluso XFERA Moviles S.A. | — | — | 0 |
| AS35404ES | AS-TELEPITU AVATEL TELECOM, SA | — | — | 0 |
| AS202330ES | ISPGestion ISP Gestion Provider SL | — | — | 0 |
| AS210072ES | InnovaTelekom INNOVA TELEKOM REDES Y SERVICIOS SLU | — | — | 0 |
| AS209672ES | BINARITYES-NET BINARITY SL | — | — | 0 |
| AS39281ES | ANS-AVATELTELECOM AVATEL TELECOM, SA | — | — | 0 |
| AS206654ES | AS_EMPRESAPROVINCIALDEINFORMATICA EMPRESA PROVINCIAL DE INFORMATICA S.A. | — | — | 0 |
| AS39316ES | ZED Newry Global Media SLU | — | — | 0 |
| AS39141ES | Diputacion_DE_Malaga Excma. Diputacion Provincial de Malaga | — | — | 0 |
| AS214782ES | Xeic-IT Eports Technology And Telecommunications, Sociedad Limitada. | — | — | 0 |
| AS60682ES | ATEINCO Tecnocratica Centro de Datos, S.L. | — | — | 0 |
| AS201732ES | enric-aparisi-verdaguer Enric Aparisi Verdaguer | — | 1 | 1 |
| AS39831ES | valorit Valor Information Technologies, S.L. | — | 131.1K | 2 |
| AS211596ES | AKIWIFI-SALAMANCA-OFICINAS Nostravant S.L.L. | — | — | 0 |
| AS207702ES | CUENCA Nostravant S.L.L. | — | — | 0 |
| AS209365ES | BRUTALSYS Brutalsys, S.L. | — | — | 0 |
| AS48569ES | NCS-AS NIXUS NETWORKS S.L. | — | — | 0 |
| AS208351ES | TERRA Netfiber Conecta 2020 SLU | — | — | 0 |
| AS43926ES | Anxanet Anxanet Operadors de Xarxes, SL | — | — | 0 |
| AS218578ES | utpalmeria UNION DE TELECOMUNICACIONES DEL PONIENTE DE ALMERIA S.L. | — | — | 0 |
| AS42749ES | DIVI-AS Dimension Virtual SL | — | — | 0 |
| AS200595ES | cloudnet Gestioniza Infraestructuras S.L. | — | — | 0 |
| AS61388ES | CORREOS-CLOUD-MAD01 Correos Telecom SA S.M.E. | — | — | 0 |
| AS200208ES | Canal3 Canal 3 Networks SL | — | — | 0 |
| AS208767ES | ES-TELEVALENTIN2-AS TELEVALENTIN, S.L | — | — | 0 |
| AS208528ES | AS_K_Nikitin Kirill Nikitin | — | — | 0 |
| AS199435ES | WIMAXONLINE-AS XFERA Moviles S.A. | — | — | 0 |
| AS711ES | SB-COMM-AS - Torrejon Air Base | — | — | 0 |
| AS214136ES | nacionsolar NACION SOLAR SL | — | — | 0 |