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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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| AS207363ES | Manuel_Antonio_Seijo_Bustamante Manuel Antonio Seijo Bustamante | — | — | 0 |
| AS56986ES | telecablecl Valor Information Technologies, S.L. | — | — | 0 |
| AS199482ES | SANGANET-AS Free Technologies Excom S.L. | — | — | 0 |
| AS210439ES | Cloud_Intelligence_SL Cloud Intelligence SL | — | — | 0 |
| AS42749ES | DIVI-AS Dimension Virtual SL | — | — | 0 |
| AS51773ES | SOFTONIC-AS Softonic International, S.A. | — | — | 0 |
| AS211475ES | VOZFUSION VozFusion S.L. | — | — | 0 |
| AS208528ES | AS_K_Nikitin Kirill Nikitin | — | — | 0 |
| AS210610ES | CLOUD-CIT-NET Cloud Cit Soft SL | — | — | 0 |
| AS44293ES | CABLEWORLD-AS Cable Aireworld S.A.U. | — | — | 0 |
| AS211653ES | AS-Rabits-Storage Cesar Maffini Martin | — | — | 0 |
| AS44233ES | SPCNET-AS Bullhost Cloud Services, SL | — | — | 0 |
| AS198411ES | VELEVISA-AS AVATEL TELECOM, SA | — | — | 0 |
| AS214782ES | Xeic-IT Eports Technology And Telecommunications, Sociedad Limitada. | — | — | 0 |
| AS216015ES | iaas Propelin Realstate SLU | — | — | 0 |
| AS134386ES | BOMBORATECH-AS-ANYCAST5 - BOMBORA TECHNOLOGIES Anycast system | — | — | 0 |
| AS203935ES | sonimar 7P SERVICIOS INTEGRADOS SLU | — | — | 0 |
| AS202227ES | MONCOFA Nostravant S.L.L. | — | — | 0 |
| AS205223ES | Fone Free Technologies Excom S.L. | — | — | 0 |
| AS208572ES | muba Muba Online SL | — | — | 0 |
| AS57140ES | bluso XFERA Moviles S.A. | — | — | 0 |
| AS199603ES | OCTANIO-2 Octanio Sistemas Informaticos SL | — | — | 0 |
| AS711ES | SB-COMM-AS - Torrejon Air Base | — | — | 0 |
| AS58233ES | AS_MASBYTES ASPA CLOUD SL | — | — | 0 |
| AS208767ES | ES-TELEVALENTIN2-AS TELEVALENTIN, S.L | — | — | 0 |
| AS212356ES | VIDEOSAT1 Felipe Alcaraz Molina | — | — | 0 |
| AS42229ES | AS-IXPlay-MAD-ES Cesar Maffini Martin | — | — | 0 |
| AS213556ES | levantenet Levante Networks Telecom S.L. | — | — | 0 |
| AS208497ES | DIPUSEVILLA SOCIEDAD PROVINCIAL DE INFORMATICA DE SEVILLA S.A. | — | — | 0 |
| AS209909ES | ASN-ZARANDONA DITT REDMOVIL SL | — | — | 0 |
| AS202603ES | wimovil EGONE CONSULTING SL | — | — | 0 |
| AS207527ES | BEARVM Madern Trading Express, S.L.U. | — | — | 0 |
| AS15734ES | Equinix-Connect-Iberia EQUINIX (SPAIN) ENTERPRISES SLU | — | — | 0 |
| AS59926ES | borecom Borecom Networks, S.L. | — | — | 0 |
| AS206752ES | FIBREKABLE-AS RADIOCABLE INGENIEROS S.L. | — | — | 0 |
| AS208351ES | TERRA Netfiber Conecta 2020 SLU | — | — | 0 |
| AS211361ES | TPA-Extremadura Telecable Extremadura S.L. | — | — | 0 |
| AS205501ES | TELUS Telus Comunicaciones S.L. | — | — | 0 |
| AS41531ES | AVATELTELECOM-asn AVATEL TELECOM, SA | — | — | 0 |
| AS199134ES | GrupoGimeno-ASN1 Sociedad de Fomento Agricola Castellonense S.A. | — | — | 0 |
| AS199913ES | SoyTIC Gamma UCaaS Comercializadora, S.L.U. | — | — | 0 |
| AS203047ES | ONDAFIBRA ONDAFIBRA S.L. | — | — | 0 |
| AS42976ES | TELEFONICA TELEFONICA INNOVACION DIGITAL SL | — | — | 0 |
| AS205446ES | Atlas Atlas Montajes e Ingenieria SL Unipersonal | — | — | 0 |
| AS216171ES | DABBLEAM Dabbleam SL | — | — | 0 |
| AS62376ES | ToroIX Tecnocratica Centro de Datos, S.L. | — | — | 0 |