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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 | 688.4K | 400 |
| 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 | 363.3K | 472 |
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| AS214522ES | ARNA13 Arnau Barbero | — | 1 | 1 |
| AS211959ES | NBYTE Invermae Solutions SL | — | — | 0 |
| AS202603ES | wimovil EGONE CONSULTING SL | — | — | 0 |
| AS216072ES | MJMM-AS Manuel Jesus Martin Mena | — | 256 | 1 |
| AS205408ES | lemonvil BB Phone Levante, S.L. | — | — | 0 |
| AS218927ES | CNIE-AS Fundacion para la Transformacion de La Rioja | — | — | 0 |
| AS202609ES | DKV_Seguros DKV Seguros y Reaseguros Sociedad Anonima Espanola, S.A.U | — | — | 0 |
| AS219024ES | CINCANETWORKS CINCANETWORKS SL | — | — | 0 |
| AS197950ES | UMANG-RAGHUVANSHI Umang Raghuvanshi | — | 1 | 1 |
| AS201732ES | enric-aparisi-verdaguer Enric Aparisi Verdaguer | — | 1 | 1 |
| AS214516ES | FUSP Fundacion Universitaria San Pablo-CEU | — | 9 | 9 |
| AS62409ES | OCEANS-AS XFERA Moviles S.A. | — | — | 0 |
| AS212900ES | AS212900 NETHERMIR LABS, S.L. | — | 2 | 2 |
| AS210219ES | Solutionics Invermae Solutions SL | — | — | 0 |
| AS49928ES | PRISA-MEDIA-AS Prisa Media SAU | — | — | 0 |
| AS211596ES | AKIWIFI-SALAMANCA-OFICINAS Nostravant S.L.L. | — | — | 0 |
| AS60682ES | ATEINCO Tecnocratica Centro de Datos, S.L. | — | — | 0 |
| AS39316ES | ZED Newry Global Media SLU | — | — | 0 |
| AS207923ES | AIREON AVATEL TELECOM, SA | — | — | 0 |
| AS43618ES | ASN-INFORCELRA AVATEL TELECOM, SA | — | — | 0 |
| AS204248ES | Edgar_Torres_Llavero Edgar Torres Llavero | — | — | 0 |
| AS62376ES | ToroIX Tecnocratica Centro de Datos, S.L. | — | — | 0 |
| AS216171ES | DABBLEAM Dabbleam SL | — | — | 0 |
| AS204845ES | es-telvinor WGR TELECOMUNICACIONES VALLE DE LOS PEDROCHES SA | — | — | 0 |
| AS24799ES | DTI2-AS Desarrollo de la Tecnologia de las Comunicaciones, S.C.A. | — | — | 0 |
| AS203277ES | VOIPING-US VOIPING US SL | — | — | 0 |
| AS201234ES | SBT Spotting Brands Technologies S.L | — | — | 0 |
| AS202583ES | AVATELTELECOM AVATEL TELECOM, SA | — | — | 0 |
| AS49000ES | TELECABLEJUMILLA-AS AVATEL TELECOM, SA | — | — | 0 |
| AS214859ES | AS_CONTURSA Congresos y Turismo de Sevilla , S.A. | — | — | 0 |
| AS212941ES | TELECASTRO AVATEL TELECOM, SA | — | — | 0 |
| AS204347ES | REDWIRELES-AS Netfiber Conecta 2020 SLU | — | — | 0 |
| AS208351ES | TERRA Netfiber Conecta 2020 SLU | — | — | 0 |
| AS60685ES | GWAY_ISP_SL GWAY ISP S.L | — | — | 0 |
| AS59926ES | borecom Borecom Networks, S.L. | — | — | 0 |
| AS208455ES | FIBRA-TDA TDA COMUNICACIONES CONNECTIONS SLU | — | — | 0 |
| AS205518ES | aschiclanawifi Robert Michael Span | — | — | 0 |
| AS209909ES | ASN-ZARANDONA DITT REDMOVIL SL | — | — | 0 |
| AS208497ES | DIPUSEVILLA SOCIEDAD PROVINCIAL DE INFORMATICA DE SEVILLA S.A. | — | — | 0 |
| AS57542ES | NIXVAL-IXP FALBOX S.L. trading as NIXVAL | — | — | 0 |
| AS25259ES | mdcloud-es Servicios Audiovisuales Overon S.L. | — | — | 0 |
| AS204042ES | NETWORKSLAND Networksland SL | — | — | 0 |
| AS24772ES | ASIP-AIE-AS FACTORIA PRISA NOTICIAS S.L. Sociedad Unipersonal | — | — | 0 |
| AS197237ES | BELGGNET Beltran Gallego Gutierrez | — | 1 | 1 |
| AS200270ES | redekampoz Ezequiel Salomon Campos Lopez | — | 2 | 2 |
| AS215869ES | NAVALCA DANIEL NAVAL ALCALA | — | 1 | 1 |