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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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| AS60682ES | ATEINCO Tecnocratica Centro de Datos, S.L. | — | — | 0 |
| AS59631ES | AVATELTELECOM AVATEL TELECOM, SA | — | — | 0 |
| AS16338ES | ONO-AS2 VODAFONE ONO, S.A. | — | — | 0 |
| AS39316ES | ZED Newry Global Media SLU | — | — | 0 |
| AS49054ES | Tuenti TELEFONICA INNOVACION DIGITAL SL | — | — | 0 |
| AS16134ES | Tecnocratica-Anycast Tecnocratica Centro de Datos, S.L. | — | — | 0 |
| AS201252ES | granadaorg Ayuntamiento de Granada | — | — | 0 |
| AS206654ES | AS_EMPRESAPROVINCIALDEINFORMATICA EMPRESA PROVINCIAL DE INFORMATICA S.A. | — | — | 0 |
| AS209909ES | ASN-ZARANDONA DITT REDMOVIL SL | — | — | 0 |
| AS24654ES | ORANGE-MOVILWEB21-AS Orange Espagne SA | — | — | 0 |
| AS210219ES | Solutionics Invermae Solutions SL | — | — | 0 |
| AS204602ES | ISPCABLE ONLYCABLE SL | — | — | 0 |
| AS43926ES | Anxanet Anxanet Operadors de Xarxes, SL | — | — | 0 |
| AS200595ES | cloudnet Gestioniza Infraestructuras S.L. | — | — | 0 |
| AS61388ES | CORREOS-CLOUD-MAD01 Correos Telecom SA S.M.E. | — | — | 0 |
| AS207336ES | NETASSISTES Netassist SL | — | — | 0 |
| AS25363ES | ASN-SEGUNDAMANO Adevinta Information Services S.L. | — | — | 0 |
| AS16206ES | ABRARED XFERA Moviles S.A. | — | — | 0 |
| AS211012ES | velorcios Velorcios, S.L. | — | — | 0 |
| AS214859ES | AS_CONTURSA Congresos y Turismo de Sevilla , S.A. | — | — | 0 |
| AS211361ES | TPA-Extremadura Telecable Extremadura S.L. | — | — | 0 |
| AS208767ES | ES-TELEVALENTIN2-AS TELEVALENTIN, S.L | — | — | 0 |
| AS210741ES | ISRcomunicaciones Telnetia S.L. trading as ISR comunicaciones | — | — | 0 |
| AS208196ES | GrupoUniversal Grupo Proveedor tecnologico Universal SL | — | — | 0 |
| AS213556ES | levantenet Levante Networks Telecom S.L. | — | — | 0 |
| AS43618ES | ASN-INFORCELRA AVATEL TELECOM, SA | — | — | 0 |
| AS50977ES | AVATELTELECOM-AS AVATEL TELECOM, SA | — | — | 0 |
| AS48569ES | NCS-AS NIXUS NETWORKS S.L. | — | — | 0 |
| AS196842ES | Wipzona-AS Energy Consulting Albir S.L.U | — | — | 0 |
| AS214779ES | BEFREE Be Free Networks SL | — | — | 0 |
| AS197606ES | ISMHDEZ-NET Ismael Munoz Hernandez | — | — | 0 |
| AS42749ES | DIVI-AS Dimension Virtual SL | — | — | 0 |
| AS208888ES | FOURMIRROR Four Mirror Advisors, S.L. | — | — | 0 |
| AS205456ES | netservice XFERA Moviles S.A. | — | — | 0 |
| AS219024ES | CINCANETWORKS CINCANETWORKS SL | — | — | 0 |
| AS213964ES | INTERMAXES INTERMAX TECHNOLOGY, S.L. | — | — | 0 |
| AS202330ES | ISPGestion ISP Gestion Provider SL | — | — | 0 |
| AS205170ES | fourmirror Four Mirror Advisors, S.L. | — | — | 0 |
| AS218821ES | NifyCloud David Martinez Mojares | — | — | 0 |
| AS214136ES | nacionsolar NACION SOLAR SL | — | — | 0 |
| AS199603ES | OCTANIO-2 Octanio Sistemas Informaticos SL | — | — | 0 |
| AS50573ES | AS-GOMEZ Martin Gomez Hermida | — | — | 0 |
| AS201232ES | Neutratel NEUTRALIA TELECOM SL | — | — | 0 |
| AS20921ES | AMENA-AS Orange Espagne SA | — | — | 0 |
| AS209672ES | BINARITYES-NET BINARITY SL | — | — | 0 |
| AS210439ES | Cloud_Intelligence_SL Cloud Intelligence SL | — | — | 0 |