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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 |
| 256 |
| 65.5K |
| 2 |
| AS211033ES | ASCORIAWEB Jose Poyato Prieto | 256 | 1 | 2 |
| AS49118ES | GYD-AS GYD IBERICA SA | 256 | — | 1 |
| AS29109ES | MEDIOSAVANZADOS-AS MEDIOS AVANZADOS DE CALCULO Y DISENO, S.L. | 256 | — | 1 |
| AS215235ES | CUVIC Cuvicbaga Informatica S.L. | 256 | — | 1 |
| AS201569ES | northpoint North Point Solution SL | 256 | 65.5K | 2 |
| AS207628ES | ESTYA-AS Eduardo Senin Herrero | 256 | 524.3K | 2 |
| AS205457ES | IP_BROKER Valor Information Technologies, S.L. | 256 | 65.5K | 2 |
| AS212932ES | wimaxrng Wimax Redes de Nueva Generacion S.L.U | 256 | — | 1 |
| AS218821ES | NifyCloud David Martinez Mojares | 256 | — | 1 |
| AS202018ES | Servinet Servinet Sistemas y Comunicacion S.L. | 256 | — | 1 |
| AS204705ES | ASCetelem Cetelem Servicios Informaticos AIE | 256 | — | 1 |
| AS206930ES | Tuyo_Internet Valor Information Technologies, S.L. | 256 | — | 1 |
| AS219161ES | TEUIT-AS Teuit Sociedad Limitada | 256 | 524.3K | 2 |
| AS215656ES | servaticabcn Servatica Technologies, S.L. | 256 | 524.3K | 2 |
| AS203051ES | DIPUAVILA DIPUTACION PROVINCIAL DE AVILA | 256 | — | 1 |
| AS204133ES | Globex GLOBEX TIC SERVICES, S.L. | 256 | — | 1 |
| AS202097ES | IBERMUTUA IBERMUTUA | 256 | — | 1 |
| AS199474ES | AS_TSK TSK ELECTRONICA Y ELECTRICIDAD S.A. | 256 | 524.3K | 2 |
| AS208726ES | ASFIATC FIATC MUTUA DE SEGUROS Y REASEGUROS | 256 | — | 1 |
| AS204629ES | Qemugen_Cloud Valor Information Technologies, S.L. | 256 | 65.5K | 2 |
| AS29269ES | CLOUDGLOBAL-AS Cloud Global S.L. | 256 | 1.1M | 11 |
| AS208823ES | SILME Servei de Informatica Local de Menorca | 256 | — | 1 |
| AS214470ES | DIFFERNET-AS Carmen Rocio Jimenez Pulido | 256 | 32.8K | 2 |
| AS206041ES | NETWORKHERO Network Hero, S.L. | 256 | — | 1 |
| AS215736ES | ajreus Ajuntament de Reus | 256 | — | 1 |
| AS208027ES | GESTAMP GESTAMP SERVICIOS, S.A. | 256 | — | 1 |
| AS9094ES | LYNTIA_MSP_INTERNAL LYNTIA NETWORKS S.A. | 256 | — | 1 |
| AS207191ES | T2OAS T2O AD MEDIA SERVICES S.L. | 256 | — | 1 |
| AS204175ES | AKINOSTRA Nostravant S.L.L. | 256 | — | 1 |
| AS28935ES | ODEC-ES-AS ODEC, CENTRO DE CALCULO Y APLICACIONES INFORMATICAS, S.A. | 256 | — | 1 |
| AS211216ES | PROTESE Protese S.L. | 256 | — | 1 |
| AS48868ES | SERES-AS SOCIEDAD DE EXPLOTACION DE REDES ELECTRONICAS Y SERVICIOS, SA | 256 | — | 1 |
| AS201359ES | YMEDIANET IPROSPECT ADVERTISING S.A. | 256 | — | 1 |
| AS216034ES | netkia_as NETKIA SOLUCIONES S.L. | 256 | — | 1 |
| AS210350ES | CIVICOS Civicos Networking S.L.U. | 256 | — | 1 |
| AS207040ES | ASN-OBWAN OBWAN NETWORK AND SERVICES S.L. | 512 | — | 2 |
| AS214248ES | atmbroadcast ATM Broadcast SL | 512 | — | 2 |
| AS200867ES | RGNET RGNET CLOUD, S.L. | 512 | — | 1 |
| AS207579ES | NUMBERONE DITT REDMOVIL SL | 512 | — | 2 |
| AS208925ES | nolimitnet NO LIMIT NETWORK SA | 512 | 524.3K | 3 |
| AS13195ES | INECO Ingenieria y Economia del Transporte, S.A | 512 | 1 | 3 |
| AS211717ES | FIBRALINK-AS CORPORACION MENORQUINA DE CABLE SA | 512 | — | 2 |
| AS202833ES | BSABADELL2 Banco de Sabadell SA | 512 | — | 2 |
| AS31627ES | REDSYS-ES-AS REDSYS SERVICIOS DE PROCESAMIENTO SL | 512 | — | 2 |
| AS215856ES | FABERTELECOM Fabertelecom, SL | 512 | — | 2 |
| AS207415ES | NPAW Nicepeopleatwork, S.L. | 512 | 1 | 3 |