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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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| AS199923ES | TresP-Technology 3PJP INVESTMENT S.L. | — | — | 0 |
| AS208767ES | ES-TELEVALENTIN2-AS TELEVALENTIN, S.L | — | — | 0 |
| AS202330ES | ISPGestion ISP Gestion Provider SL | — | — | 0 |
| AS211475ES | VOZFUSION VozFusion S.L. | — | — | 0 |
| AS210904ES | CGL-AS CHRISTIAN GARCIA LOZANO | — | — | 0 |
| AS42820ES | ECONECTIA XFERA Moviles S.A. | — | — | 0 |
| AS214782ES | Xeic-IT Eports Technology And Telecommunications, Sociedad Limitada. | — | — | 0 |
| AS204557ES | CWAGOST-AS Cable Aireworld S.A.U. | — | — | 0 |
| AS210505ES | lo0 Fibercli Proyectos e Innovacion S.L. | — | — | 0 |
| AS214516ES | FUSP Fundacion Universitaria San Pablo-CEU | — | 9 | 9 |
| AS60675ES | AVATELTELECOM AVATEL TELECOM, SA | — | — | 0 |
| AS200014ES | AS_QUINTEIVA Quinteiva S.L. | — | — | 0 |
| AS213942ES | cityfiber CITY FIBER SL | — | — | 0 |
| AS218348ES | EU-OSHA-ASN European Agency for Safety and Health at Work | — | — | 0 |
| AS51773ES | SOFTONIC-AS Softonic International, S.A. | — | — | 0 |
| AS212564ES | TDAComunicaciones TDA COMUNICACIONES CONNECTIONS SLU | — | — | 0 |
| AS203709ES | schedia XFERA Moviles S.A. | — | — | 0 |
| AS203935ES | sonimar 7P SERVICIOS INTEGRADOS SLU | — | — | 0 |
| AS25297ES | COMSA-AS COMSA CORPORACION DE INFRAESTRUCTURAS SL | — | — | 0 |
| AS56732ES | AXARNET-RESERVED AXARNET COMUNICACIONES, S.L. | — | — | 0 |
| AS208265ES | CELENET-AS CELENETWORKS SL | — | — | 0 |
| AS214136ES | nacionsolar NACION SOLAR SL | — | — | 0 |
| AS213964ES | INTERMAXES INTERMAX TECHNOLOGY, S.L. | — | — | 0 |
| AS216166ES | GALNIX PUNTO NEUTRO DE GALICIA GALNIX, S.L. | — | — | 0 |
| AS200992ES | DWIM-AS Carlos Martin Nieto | — | 1 | 1 |
| AS31082ES | AS-Kuali_Digital Valor Information Technologies, S.L. | — | — | 0 |
| AS206252ES | EUROPEAN-AS European IO-N Investment Group SL | — | — | 0 |
| AS44762ES | AS_AXESOR AXESOR CONOCER PARA DECIDIR SA | — | — | 0 |
| AS42229ES | AS-IXPlay-MAD-ES Cesar Maffini Martin | — | — | 0 |
| AS204166ES | AYSDC 7P SERVICIOS INTEGRADOS SLU | — | — | 0 |
| AS208528ES | AS_K_Nikitin Kirill Nikitin | — | — | 0 |
| AS199435ES | WIMAXONLINE-AS XFERA Moviles S.A. | — | — | 0 |
| AS211695ES | CutieLand Echedelle Lopez Romero | — | 1 | 1 |
| AS57140ES | bluso XFERA Moviles S.A. | — | — | 0 |
| AS219239ES | CloudSlice Mateo Gomez-Plana Galiana | — | 2 | 2 |
| AS209143ES | terrachatechnology ITEGAL SERVICIOS TIC S.L. | — | — | 0 |
| AS202565ES | daratel 7P SERVICIOS INTEGRADOS SLU | — | — | 0 |
| AS34952ES | EQUINIX-CLOUD-EXCHANGE-BA-ASN EQUINIX (SPAIN) ENTERPRISES SLU | — | — | 0 |
| AS39744ES | AVATELTELECOM AVATEL TELECOM, SA | — | — | 0 |
| AS20921ES | AMENA-AS Orange Espagne SA | — | — | 0 |
| AS201957ES | EthernalCloud Yoel Martinez Villalba | — | 19 | 19 |
| AS208572ES | muba Muba Online SL | — | — | 0 |
| AS39639ES | as-ffernandez Valor Information Technologies, S.L. | — | 65.5K | 1 |
| AS208297ES | PSJCLOUD Invermae Solutions SL | — | — | 0 |
| AS197237ES | BELGGNET Beltran Gallego Gutierrez | — | 1 | 1 |
| AS199640ES | EDREAMS-AS eDreams International Network, SL | — | — | 0 |