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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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| AS204143ES | aszetaair Zeta Air, S.L. | — | — | 0 |
| AS204042ES | NETWORKSLAND Networksland SL | — | — | 0 |
| AS202330ES | ISPGestion ISP Gestion Provider SL | — | — | 0 |
| AS202484ES | AZURITA-STORE-AS Azurita Store S. L. | — | — | 0 |
| AS197606ES | ISMHDEZ-NET Ismael Munoz Hernandez | — | — | 0 |
| AS20921ES | AMENA-AS Orange Espagne SA | — | — | 0 |
| AS39281ES | ANS-AVATELTELECOM AVATEL TELECOM, SA | — | — | 0 |
| AS211475ES | VOZFUSION VozFusion S.L. | — | — | 0 |
| AS210904ES | CGL-AS CHRISTIAN GARCIA LOZANO | — | — | 0 |
| AS42820ES | ECONECTIA XFERA Moviles S.A. | — | — | 0 |
| AS207363ES | Manuel_Antonio_Seijo_Bustamante Manuel Antonio Seijo Bustamante | — | — | 0 |
| AS208455ES | FIBRA-TDA TDA COMUNICACIONES CONNECTIONS SLU | — | — | 0 |
| AS214110ES | fibramedios Fibra Medios Telecom, S.L. | — | — | 0 |
| AS213716ES | Gonzalo-Ferrera-Borras Gonzalo Ferrera Borras | — | — | 0 |
| AS199923ES | TresP-Technology 3PJP INVESTMENT S.L. | — | — | 0 |
| AS206488ES | AS1_SELECTASTERISCO CELENETWORKS SL | — | — | 0 |
| AS213177ES | AKIWIFI-Castellon-Alcalaten Nostravant S.L.L. | — | — | 0 |
| AS203178ES | AXARNET-RESERVED AXARNET COMUNICACIONES, S.L. | — | — | 0 |
| AS35404ES | AS-TELEPITU AVATEL TELECOM, SA | — | — | 0 |
| AS214136ES | nacionsolar NACION SOLAR SL | — | — | 0 |
| AS210072ES | InnovaTelekom INNOVA TELEKOM REDES Y SERVICIOS SLU | — | — | 0 |
| AS209672ES | BINARITYES-NET BINARITY SL | — | — | 0 |
| AS61953ES | TRANSIT CLOUDEUS SL | — | — | 0 |
| AS212017ES | CUBILLO Gerardo Cubillo Torralba Empresa Constructora S.L | — | — | 0 |
| AS44233ES | SPCNET-AS Bullhost Cloud Services, SL | — | — | 0 |
| AS39316ES | ZED Newry Global Media SLU | — | — | 0 |
| AS214782ES | Xeic-IT Eports Technology And Telecommunications, Sociedad Limitada. | — | — | 0 |
| AS198411ES | VELEVISA-AS AVATEL TELECOM, SA | — | — | 0 |
| AS213031ES | SYNEXA-OOB-AS VVV BUSINESS SOFTWARE GROUP, S.L. | — | 17 | 2 |
| AS211695ES | CutieLand Echedelle Lopez Romero | — | 1 | 1 |
| AS209365ES | BRUTALSYS Brutalsys, S.L. | — | — | 0 |
| AS213964ES | INTERMAXES INTERMAX TECHNOLOGY, S.L. | — | — | 0 |
| AS207702ES | CUENCA Nostravant S.L.L. | — | — | 0 |
| AS214779ES | BEFREE Be Free Networks SL | — | — | 0 |
| AS209826ES | Avascloud Carlos Alberto Horowicz | — | — | 0 |
| AS43926ES | Anxanet Anxanet Operadors de Xarxes, SL | — | — | 0 |
| AS213153ES | Echelon Invermae Solutions SL | — | — | 0 |
| AS215396ES | SJD Orden Hospitalaria de San Juan de Dios, Provincia de San Juan de Dios Espana. | — | — | 0 |
| AS200407ES | ASCartaya Telecable Cartaya S.L. | — | — | 0 |
| AS41994ES | Credito-y-Caucion ATRADIUS CREDITO Y CAUCION SA, DE SEGUROS Y REASEGUROS | — | — | 0 |
| AS62409ES | OCEANS-AS XFERA Moviles S.A. | — | — | 0 |
| AS212356ES | VIDEOSAT1 Felipe Alcaraz Molina | — | — | 0 |
| AS208767ES | ES-TELEVALENTIN2-AS TELEVALENTIN, S.L | — | — | 0 |
| AS208888ES | FOURMIRROR Four Mirror Advisors, S.L. | — | — | 0 |
| AS12715ES | JAZZNET Orange Espagne SA | — | — | 0 |
| AS218821ES | NifyCloud David Martinez Mojares | — | — | 0 |