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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 |
| 1K |
| 524.3K |
| 5 |
| AS42329ES | es-aitel Aietes Telecom SL | 1K | — | 4 |
| AS209662ES | rtve Corporacion de Radio y Television Espanola S.A. | 1K | — | 3 |
| AS60493ES | FICOSA-AS Ficosa International, S.A. | 1K | — | 1 |
| AS207405ES | ASN-TETRATEL Tetratel Comunicaciones SLU | 1K | — | 4 |
| AS205375ES | INDALMOVIL Jose Antonio Ruiz Zamore | 1K | — | 1 |
| AS35461ES | ACCIONA-AS ACCIONA S.A. | 1K | — | 4 |
| AS215334ES | CORREOMASTER-AS CORREOMASTER SL | 1K | — | 1 |
| AS205270ES | fibroptic FIBROPTIC CAT TELECOM SL | 1K | — | 4 |
| AS50235ES | EUIPO-AS European Union Intellectual Property Office | 1K | — | 4 |
| AS43115ES | PIC Consorci Institut de Fisica Altes Energies | 1K | 1 | 2 |
| AS214123ES | VIRTUALIZAME Virtualizame SL | 1K | 524.3K | 6 |
| AS59908ES | ISLALINK BalaLink S.A. | 1K | 65.5K | 5 |
| AS41705ES | grupobaladig Grupo Baladig SL | 1K | — | 4 |
| AS212763ES | as-nanobytes Nanobytes Informatica y Telecomunicaciones S.L. | 1K | — | 4 |
| AS207122ES | PSOE-CEF_AS Partido Socialista Obrero Espanol (PSOE) | 1K | — | 4 |
| AS210048ES | semat Oficina Semat Data, SL | 1K | — | 1 |
| AS209919ES | AMHINFORMATICA AMH Servicios Informaticos,sc | 1K | — | 1 |
| AS207915ES | symeetric Invermae Solutions SL | 1K | — | 1 |
| AS200387ES | ARLU Tele puerto real SL | 1K | — | 4 |
| AS24452ES | AS-EONFMEDA EonF Meda SL | 1K | 2 | 6 |
| AS206102ES | ASPL Advanced Software Production Line, S.L. | 1K | — | 4 |
| AS200811ES | TLM Free Technologies Excom S.L. | 1K | — | 1 |
| AS202367ES | netpartnerwifinn NET PARTNER WIFINN, S.L. | 1K | — | 1 |
| AS206101ES | EPIC_TELECOM EPIC SOLUTIONS, S.L. | 1K | — | 4 |
| AS204758ES | Cabisur CABINAS TELEFONICAS DEL SUR, S.L. | 1K | — | 4 |
| AS25247ES | IBERCAJA-AS IBERCAJA BANCO SA | 1K | — | 1 |
| AS216392ES | NETCLOUDIFY SERGI GARCIA JIMENEZ | 1K | 65.5K | 4 |
| AS201346ES | todoencloud TODO EN CLOUD SL | 1K | — | 4 |
| AS200336ES | PCSTAR Dimitar Dandulov | 1K | — | 1 |
| AS49353ES | as-jsans Valor Information Technologies, S.L. | 1K | 524.3K | 2 |
| AS35486ES | CORDOBADATACENTER TIC NEXT INDUSTRIES S.L. | 1K | — | 4 |
| AS208910ES | ASODOWIFI ODOWIFI, S.L.U. | 1K | — | 1 |
| AS204773ES | DMNTR Felipe Canizares Navarro trading as DMNTR NETWORK SOLUTIONS | 1K | 458.8K | 7 |
| AS211141ES | pinkbear PINKBEAR SLU | 1K | — | 4 |
| AS199589ES | DANTIA Dantia Tecnologia S.L. | 1K | — | 4 |
| AS211359ES | AS_BINTER_SISTEMAS BINTER SISTEMAS SL | 1K | — | 3 |
| AS44127ES | GARRIGUES-AS J&A GARRIGUES S.L.P. | 1K | — | 3 |
| AS214662ES | AS-SAYTEL-02 Seidor Soluciones Globales SL | 1K | 65.5K | 4 |
| AS207906ES | JVCM VERITA NETWORKS SOCIEDAD LIMITADA | 1K | — | 4 |
| AS200421ES | FIRMAMED Hermandad Farmaceutica del Mediterraneo S.C.L. | 1K | — | 2 |
| AS204998ES | somconnexio Som Connexio SCCL | 1K | — | 1 |
| AS203503ES | ticae TICAE TELECOM S.L. | 1K | 524.3K | 5 |
| AS209803ES | FIBERCITY FIBER CITY NETWORKS SLU | 1K | — | 1 |
| AS208931ES | redimer Redimer Comunicaciones S. L. | 1K | — | 2 |
| AS199359ES | mertel TELECOMUNICACIONES MERINO S.A. | 1K | — | 1 |
| AS204748ES | AS_INDITEX INDUSTRIA DE DISENO TEXTIL SOCIEDAD ANONIMA | 1K | — | 3 |