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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 |
| 2.3K |
| — |
| 7 |
| AS205241ES | Vunkers VUNKERS IT EXPERTS S.L. | 2.3K | 65.5K | 7 |
| AS199312ES | Megavista Free Technologies Excom S.L. | 2.3K | — | 2 |
| AS206430ES | infotec INFOTEC TECNOLOGIA INTEGRAL Y TELECOMUNICACIONES SL | 2.6K | 524.3K | 10 |
| AS205898ES | tdcpalos Television Cable Digital S.L. | 2.6K | — | 4 |
| AS205086ES | iukanet IUKANET SERVEIS SL | 2.6K | — | 7 |
| AS48640ES | MAZ-AS MAZ Mutua Colaboradora con la Seguridad Social N. 11 | 2.6K | 65.5K | 4 |
| AS205081ES | EDH EasyDataHost S.L. | 2.6K | 5 | 11 |
| AS57074ES | Waytel_Fibra_SL Waytel Fibra SL | 2.6K | — | 10 |
| AS208569ES | NORVOZ Norvoz Telecom, S.L. | 2.6K | 196.6K | 10 |
| AS57365ES | Numintec Numintec Comunicaciones S.L. | 2.6K | — | 3 |
| AS209170ES | NOVATELDIGITAL NOVATEL DIGITAL, SL | 2.6K | — | 7 |
| AS199143ES | INDALECCIUS Indaleccius Broadcasting SL | 2.6K | — | 7 |
| AS29481ES | JCYL-AS Junta de Castilla y Leon | 2.6K | — | 2 |
| AS16085ES | ASN-INFOBOLSA Bolsas y Mercados Espanoles Inntech SA | 2.6K | — | 3 |
| AS198355ES | euroh ITM GLOBAL INFRAESTRUCTURAS SL | 2.6K | — | 10 |
| AS15548ES | CCR-AS Cajamar Caja Rural, Sociedad Cooperativa de Credito | 2.6K | — | 7 |
| AS205836ES | azurita DITT REDMOVIL SL | 2.8K | — | 11 |
| AS48958ES | PRSZ-AS Grupo Baladig SL | 2.8K | — | 8 |
| AS201343ES | VALENCIACABLE ONLYCABLE FIBRA SL | 2.8K | — | 3 |
| AS208486ES | IPARFIBRA IPARFIBRA SL | 2.8K | — | 7 |
| AS15810ES | BBVA-AS Banco Bilbao Vizcaya Argentaria, S.A. | 2.8K | — | 11 |
| AS44707ES | Liberbank Unicaja Banco SA | 2.8K | — | 11 |
| AS43919ES | SAFA-AS Alliance Healthcare Espana S.A. | 2.8K | — | 3 |
| AS44466ES | Ibertic Ibertic Soluciones, S.L. | 2.8K | — | 11 |
| AS39780ES | TECNOCOM-NET Indra Soluciones Tecnologias de la Informacion SL | 2.8K | — | 3 |
| AS41608ES | NextGenWebs-NL NextGenWebs, S.L. | 2.8K | 5 | 16 |
| AS203641ES | B3-ONLINE Safety Capital, S.L | 3.1K | 65.5K | 7 |
| AS59723ES | VAECOM-ASN Vaecom Telecomunicaciones, SL | 3.1K | — | 6 |
| AS47164ES | ASN-REDLAN Manuel Lozano Ruiz | 3.1K | 1M | 8 |
| AS206318ES | ASN-CASTTELECOM CAST-TELECOM SL | 3.1K | 524.3K | 4 |
| AS205193ES | valdehost XNET CORE SL | 3.1K | — | 3 |
| AS209344ES | ALAI-Secure ENA Operador de Telecomunicaciones S.L. | 3.1K | — | 7 |
| AS49934ES | FREMAP-AS FREMAP MUTUA COLABORADORA CON LA SEGURIDAD SOCIAL N 61 | 3.1K | — | 7 |
| AS204667ES | WIFIGOMERA Juan Ramon Jerez Suarez | 3.1K | — | 3 |
| AS207944ES | capeta-system CAPETA-SYSTEM, S.L. | 3.1K | — | 9 |
| AS205697ES | ALOJALIA ALOJALIA CLOUD S.L. | 3.1K | 1M | 18 |
| AS207136ES | AUREA AUREA ENERGIA Y TELECOMUNICACIONES S.L. | 3.1K | 524.3K | 6 |
| AS215957ES | SYNEXA-AS VVV BUSINESS SOFTWARE GROUP, S.L. | 3.1K | 66.3K | 7 |
| AS208591ES | aitire Aitire S.L | 3.1K | 1.3M | 11 |
| AS20973ES | ABBAS-AS ABBAS SERVICIOS DE INFORMATICA Y TELECOMUNICACIONES, S.L. | 3.1K | — | 2 |
| AS60508ES | PinosPuente-AS T.V.C. PINOS PUENTE SL | 3.1K | — | 9 |
| AS205341ES | sedesistemas SEDE SISTEMAS Y COMUNICACIONES S.L. | 3.1K | — | 6 |
| AS205645ES | MESWIFI MESWIFI, SL | 3.1K | 524.3K | 4 |
| AS35171ES | uniway-AS Uniway Technologies SL | 3.1K | 524.3K | 13 |
| AS202654ES | ASACERKO Acerko Telecom S.L. | 3.1K | — | 9 |
| AS47683ES | multicanaldelcabletvm-as MULTICANAL DEL CABLE TVM SL | 3.1K | — | 2 |