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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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| AS57542ES | NIXVAL-IXP FALBOX S.L. trading as NIXVAL | — | — | 0 |
| AS218657ES | EJGV-SEG ADM General - Administracion General de la Comunidad Autonoma de Euskadi | — | — | 0 |
| AS39141ES | Diputacion_DE_Malaga Excma. Diputacion Provincial de Malaga | — | — | 0 |
| AS209190ES | IDGRUP-AS Claranet S.A.U. | — | — | 0 |
| AS206183ES | Metacortex Metacortex Software SL | — | — | 0 |
| AS134386ES | BOMBORATECH-AS-ANYCAST5 - BOMBORA TECHNOLOGIES Anycast system | — | — | 0 |
| AS34952ES | EQUINIX-CLOUD-EXCHANGE-BA-ASN EQUINIX (SPAIN) ENTERPRISES SLU | — | — | 0 |
| AS204347ES | REDWIRELES-AS Netfiber Conecta 2020 SLU | — | — | 0 |
| AS210610ES | CLOUD-CIT-NET Cloud Cit Soft SL | — | — | 0 |
| AS199482ES | SANGANET-AS Free Technologies Excom S.L. | — | — | 0 |
| AS205792ES | asjoseleon Jose Leon Alvarez | — | — | 0 |
| AS3273ES | ONO-AS VODAFONE ONO, S.A. | — | — | 0 |
| AS199223ES | OLACABLE XFERA Moviles S.A. | — | — | 0 |
| AS39316ES | ZED Newry Global Media SLU | — | — | 0 |
| AS59631ES | AVATELTELECOM AVATEL TELECOM, SA | — | — | 0 |
| AS206654ES | AS_EMPRESAPROVINCIALDEINFORMATICA EMPRESA PROVINCIAL DE INFORMATICA S.A. | — | — | 0 |
| AS211653ES | AS-Miura-Network Cesar Maffini Martin | — | — | 0 |
| AS199281ES | ASUI-OPENRURAL-IXP-A Asociacion de Consumidores y Usuarios de Informacion (ASUI) | — | — | 0 |
| AS39281ES | ANS-AVATELTELECOM AVATEL TELECOM, SA | — | — | 0 |
| AS205223ES | Fone Free Technologies Excom S.L. | — | — | 0 |
| AS212017ES | CUBILLO Gerardo Cubillo Torralba Empresa Constructora S.L | — | — | 0 |
| AS24654ES | ORANGE-MOVILWEB21-AS Orange Espagne SA | — | — | 0 |
| AS51773ES | SOFTONIC-AS Softonic International, S.A. | — | — | 0 |
| AS199603ES | OCTANIO-2 Octanio Sistemas Informaticos SL | — | — | 0 |
| AS31082ES | AS-Kuali_Digital Valor Information Technologies, S.L. | — | — | 0 |
| AS50573ES | AS-GOMEZ Martin Gomez Hermida | — | — | 0 |
| AS204166ES | AYSDC 7P SERVICIOS INTEGRADOS SLU | — | — | 0 |
| AS208767ES | ES-TELEVALENTIN2-AS TELEVALENTIN, S.L | — | — | 0 |
| AS212941ES | TELECASTRO AVATEL TELECOM, SA | — | — | 0 |
| AS205408ES | lemonvil BB Phone Levante, S.L. | — | — | 0 |
| AS209909ES | ASN-ZARANDONA DITT REDMOVIL SL | — | — | 0 |
| AS209826ES | Avascloud Carlos Alberto Horowicz | — | — | 0 |
| AS214779ES | BEFREE Be Free Networks SL | — | — | 0 |
| AS59926ES | borecom Borecom Networks, S.L. | — | — | 0 |
| AS202334ES | redhelio Free Technologies Excom S.L. | — | — | 0 |
| AS211596ES | AKIWIFI-SALAMANCA-OFICINAS Nostravant S.L.L. | — | — | 0 |
| AS213153ES | Echelon Invermae Solutions SL | — | — | 0 |
| AS208455ES | FIBRA-TDA TDA COMUNICACIONES CONNECTIONS SLU | — | — | 0 |
| AS3348ES | AS-AVATEL AVATEL TELECOM, SA | — | — | 0 |
| AS212942ES | nuracom Nuracom Wimax Menorca SL | — | — | 0 |
| AS218287ES | JCLOUD-AS Juan Carlos de las Heras Escudero trading as Jcloud Hosting | — | — | 0 |
| AS39339ES | TELEYECLA-AS FIBRAWORLD TELECOM S.A.U. | — | — | 0 |
| AS218585ES | ENA-TELECOM-1 ENA Operador de Telecomunicaciones S.L. | — | — | 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 |
| AS12386ES | ASALPI Orange Espagne SA | — | — | 0 |