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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 |
| 1K |
| — |
| 4 |
| AS200509ES | SVINT-ASN Comlocal, S.L. | 1K | — | 4 |
| AS209287ES | IRSOL INNOVACION RIOJANA DE SOLUCIONES IT S.L. | 1K | — | 1 |
| AS205596ES | mariadolores Maria Dolores Sanabria Briones | 1K | — | 2 |
| AS216392ES | NETCLOUDIFY SERGI GARCIA JIMENEZ | 1K | 65.5K | 4 |
| AS12924ES | VIAES-AS Gamma UCaaS Comercializadora, S.L.U. | 1K | 524.3K | 5 |
| AS29612ES | PRISANET-AS Promotora de Informaciones SA | 1K | — | 3 |
| AS59908ES | ISLALINK BalaLink S.A. | 1K | 65.5K | 5 |
| AS207906ES | JVCM VERITA NETWORKS SOCIEDAD LIMITADA | 1K | — | 4 |
| AS200956ES | DTES DELOITTE AUDITORES SL | 1K | — | 4 |
| AS13186ES | ECE-BCN-DATA Evolutio Cloud Enabler SA | 1K | — | 4 |
| AS214123ES | VIRTUALIZAME Virtualizame SL | 1K | 524.3K | 6 |
| AS207904ES | VEUIBITS VEU I BITS, SERVEIS EMPRESARIALS S.L. | 1K | — | 4 |
| AS197397ES | SESCAM Servicio de Salud de Castilla-Mancha | 1K | — | 1 |
| AS200811ES | TLM Free Technologies Excom S.L. | 1K | — | 1 |
| AS209919ES | AMHINFORMATICA AMH Servicios Informaticos,sc | 1K | — | 1 |
| AS215334ES | CORREOMASTER-AS CORREOMASTER SL | 1K | — | 1 |
| AS207975ES | meditel Meditel Network SL | 1K | — | 2 |
| AS201346ES | todoencloud TODO EN CLOUD SL | 1K | — | 4 |
| AS204998ES | somconnexio Som Connexio SCCL | 1K | — | 1 |
| AS211811ES | TMDIGITAL TM DIGITAL GRANADA S.L. | 1K | — | 4 |
| AS206280ES | RedesNet Redes Telecomunicaciones Certificaciones Canarias S.L. | 1K | — | 1 |
| AS207717ES | ASICATEL Icatel Network S.L. | 1K | — | 3 |
| AS202367ES | netpartnerwifinn NET PARTNER WIFINN, S.L. | 1K | — | 1 |
| AS208248ES | SCS-AS Innovative Business Software Iberia S.L. | 1K | — | 4 |
| AS200892ES | ISOTROL Isotrol S.A. | 1K | — | 4 |
| AS208910ES | ASODOWIFI ODOWIFI, S.L.U. | 1K | — | 1 |
| AS204234ES | TVA-ASN XFERA Moviles S.A. | 1K | — | 1 |
| AS60080ES | es-s2grupo-ASN S2 Grupo Soluciones De Seguridad Sociedad Limitada | 1K | — | 1 |
| AS210995ES | AS_TIREA TECNOLOGIAS DE LA INFORMACION Y REDES PARA LAS ENTIDADES ASEGURADORAS SA | 1K | — | 3 |
| AS43115ES | PIC Consorci Institut de Fisica Altes Energies | 1K | 1 | 2 |
| AS199589ES | DANTIA Dantia Tecnologia S.L. | 1K | — | 4 |
| AS31676ES | PENTALOG-AS Software Product Creation SL | 1K | — | 2 |
| AS207495ES | saforwifi Safor Wifi, SL | 1K | — | 4 |
| AS204758ES | Cabisur CABINAS TELEFONICAS DEL SUR, S.L. | 1K | — | 4 |
| AS207915ES | symeetric Invermae Solutions SL | 1K | — | 1 |
| AS209703ES | XPERIENTIA Experientia Systems, SL | 1K | — | 4 |
| AS8637ES | SPAINWISP SpainWISP, S.L. | 1K | 4 | 8 |
| AS203404ES | roca Roca Sanitario, S.A. | 1K | — | 1 |
| AS207987ES | emsystems EM SISTEMAS INFORMATICOS Y TELECOMUNICACIONES DE MALLORCA SL | 1K | — | 4 |
| AS209776ES | ADVIENTIA ADVIENTIA TELECOMUNICACIONES SL | 1K | — | 1 |
| AS200336ES | PCSTAR Dimitar Dandulov | 1K | — | 1 |
| AS213193ES | MANCA Manca Telecom SL | 1K | — | 4 |
| AS214662ES | AS-SAYTEL-02 Seidor Soluciones Globales SL | 1K | 65.5K | 4 |
| AS211359ES | AS_BINTER_SISTEMAS BINTER SISTEMAS SL | 1K | — | 3 |
| AS212763ES | as-nanobytes Nanobytes Informatica y Telecomunicaciones S.L. | 1K | — | 4 |
| AS204556ES | SysAdminOK SysAdminOK SL | 1K | 524.3K | 5 |