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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 | 691.5K | 408 |
| AS12338ES | EUSKALTEL Euskaltel S.A. | 658.4K | 118 |
| AS12334ES | R Cable y Telecable Telecomunicaciones, S.A.U. | 443.4K | 37 |
| AS200845ES | AVATEL-AS AVATEL TELECOM, SA | 363.3K | 474 |
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| AS203324ES | JETAS JetTelecom sistemas S.L. | — | — | 0 |
| AS216072ES | MJMM-AS Manuel Jesus Martin Mena | — | 256 | 1 |
| AS48569ES | NCS-AS NIXUS NETWORKS S.L. | — | — | 0 |
| AS197606ES | ISMHDEZ-NET Ismael Munoz Hernandez | — | — | 0 |
| AS205408ES | lemonvil BB Phone Levante, S.L. | — | — | 0 |
| AS214522ES | ARNA13 Arnau Barbero | — | 1 | 1 |
| AS210324ES | FUTURESPACE FUTURE SPACE SA | — | — | 0 |
| AS202609ES | DKV_Seguros DKV Seguros y Reaseguros Sociedad Anonima Espanola, S.A.U | — | — | 0 |
| AS197649ES | TuServer_y_ServersGame JUAN PORRO FLORES | — | 1 | 1 |
| AS25259ES | mdcloud-es Servicios Audiovisuales Overon S.L. | — | — | 0 |
| AS212008ES | ES-ZONAUTAS-AS Ruben Martinez | — | 6 | 6 |
| AS200270ES | redekampoz Ezequiel Salomon Campos Lopez | — | 2 | 2 |
| AS214516ES | FUSP Fundacion Universitaria San Pablo-CEU | — | 7 | 7 |
| AS62409ES | OCEANS-AS XFERA Moviles S.A. | — | — | 0 |
| AS210219ES | Solutionics Invermae Solutions SL | — | — | 0 |
| AS43926ES | Anxanet Anxanet Operadors de Xarxes, SL | — | — | 0 |
| AS211361ES | TPA-Extremadura Telecable Extremadura S.L. | — | — | 0 |
| AS198411ES | VELEVISA-AS AVATEL TELECOM, SA | — | — | 0 |
| AS44233ES | SPCNET-AS Bullhost Cloud Services, SL | — | — | 0 |
| AS211653ES | AS-Rabits-Storage Cesar Maffini Martin | — | — | 0 |
| AS44293ES | CABLEWORLD-AS Cable Aireworld S.A.U. | — | — | 0 |
| AS205223ES | Fone Free Technologies Excom S.L. | — | — | 0 |
| AS62376ES | ToroIX Tecnocratica Centro de Datos, S.L. | — | — | 0 |
| AS216171ES | DABBLEAM Dabbleam SL | — | — | 0 |
| AS205446ES | Atlas Atlas Montajes e Ingenieria SL Unipersonal | — | — | 0 |
| AS42976ES | TELEFONICA TELEFONICA INNOVACION DIGITAL SL | — | — | 0 |
| AS203047ES | ONDAFIBRA ONDAFIBRA S.L. | — | — | 0 |
| AS199913ES | SoyTIC Gamma UCaaS Comercializadora, S.L.U. | — | — | 0 |
| AS199134ES | GrupoGimeno-ASN1 Sociedad de Fomento Agricola Castellonense S.A. | — | — | 0 |
| AS41531ES | AVATELTELECOM-asn AVATEL TELECOM, SA | — | — | 0 |
| AS213556ES | levantenet Levante Networks Telecom S.L. | — | — | 0 |
| AS204347ES | REDWIRELES-AS Netfiber Conecta 2020 SLU | — | — | 0 |
| AS208351ES | TERRA Netfiber Conecta 2020 SLU | — | — | 0 |
| AS206752ES | FIBREKABLE-AS RADIOCABLE INGENIEROS S.L. | — | — | 0 |
| AS59926ES | borecom Borecom Networks, S.L. | — | — | 0 |
| AS15734ES | Equinix-Connect-Iberia EQUINIX (SPAIN) ENTERPRISES SLU | — | — | 0 |
| AS207527ES | BEARVM Madern Trading Express, S.L.U. | — | — | 0 |
| AS202603ES | wimovil EGONE CONSULTING SL | — | — | 0 |
| AS209909ES | ASN-ZARANDONA DITT REDMOVIL SL | — | — | 0 |
| AS208497ES | DIPUSEVILLA SOCIEDAD PROVINCIAL DE INFORMATICA DE SEVILLA S.A. | — | — | 0 |
| AS49928ES | PRISA-MEDIA-AS Prisa Media SAU | — | — | 0 |
| AS211962ES | Ricardo Ricardo Holguin Postigo | — | — | 0 |
| AS204042ES | NETWORKSLAND Networksland SL | — | — | 0 |
| AS213153ES | Echelon Invermae Solutions SL | — | — | 0 |
| AS208695ES | AS-COMFIBRA_INTERNET Valor Information Technologies, S.L. | — | 65.5K | 1 |
| AS39639ES | as-ffernandez Valor Information Technologies, S.L. | — | 65.5K | 1 |