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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 |
| ACMIPNETWORK-AS ACM IPNETWORK LA PALMA, S.L. |
| 1K |
| — |
| 4 |
| AS44127ES | GARRIGUES-AS J&A GARRIGUES S.L.P. | 1K | — | 3 |
| AS207915ES | symeetric Invermae Solutions SL | 1K | — | 1 |
| AS60080ES | es-s2grupo-ASN S2 Grupo Soluciones De Seguridad Sociedad Limitada | 1K | — | 1 |
| AS200336ES | PCSTAR Dimitar Dandulov | 1K | — | 1 |
| AS211141ES | pinkbear PINKBEAR SLU | 1K | — | 4 |
| AS35153ES | ES-ONDAWIFI-AS Free Technologies Excom S.L. | 1K | — | 4 |
| AS207906ES | JVCM VERITA NETWORKS SOCIEDAD LIMITADA | 1K | — | 4 |
| AS212186ES | WIKILAN-AS Goodser Sociedad Limitada | 1K | — | 4 |
| AS48952ES | LUXUNIT BREAK FREE TELECOM SL | 1K | — | 1 |
| AS200956ES | DTES DELOITTE AUDITORES SL | 1K | — | 4 |
| AS51415ES | ES-techco-security-1 Securitas Seguridad Espana S.A. | 1K | — | 2 |
| AS207122ES | PSOE-CEF_AS Partido Socialista Obrero Espanol (PSOE) | 1K | — | 4 |
| AS200387ES | ARLU Tele puerto real SL | 1K | — | 4 |
| AS207975ES | meditel Meditel Network SL | 1K | — | 2 |
| AS210995ES | AS_TIREA TECNOLOGIAS DE LA INFORMACION Y REDES PARA LAS ENTIDADES ASEGURADORAS SA | 1K | — | 3 |
| AS200481ES | innubo SERVEIS INNUBO SL | 1K | — | 1 |
| AS211811ES | TMDIGITAL TM DIGITAL GRANADA S.L. | 1K | — | 4 |
| AS211402ES | GIROWIMAX Girowimax Wireless Solutions, S.L. | 1K | — | 4 |
| AS204556ES | SysAdminOK SysAdminOK SL | 1K | 524.3K | 5 |
| AS210321ES | OPKM0 Operadors Quilometre Zero S.L. | 1K | 524.3K | 5 |
| AS207904ES | VEUIBITS VEU I BITS, SERVEIS EMPRESARIALS S.L. | 1K | — | 4 |
| AS204748ES | AS_INDITEX INDUSTRIA DE DISENO TEXTIL SOCIEDAD ANONIMA | 1K | — | 3 |
| AS205375ES | INDALMOVIL Jose Antonio Ruiz Zamore | 1K | — | 1 |
| AS209662ES | rtve Corporacion de Radio y Television Espanola S.A. | 1K | — | 3 |
| AS213193ES | MANCA Manca Telecom SL | 1K | — | 4 |
| AS8637ES | SPAINWISP SpainWISP, S.L. | 1K | 4 | 8 |
| AS201152ES | AREAPROJECT-AS1 Area Project Solutions SL | 1K | — | 1 |
| AS206280ES | RedesNet Redes Telecomunicaciones Certificaciones Canarias S.L. | 1K | — | 1 |
| AS59908ES | ISLALINK BalaLink S.A. | 1K | 65.5K | 5 |
| AS203404ES | roca Roca Sanitario, S.A. | 1K | — | 1 |
| AS200811ES | TLM Free Technologies Excom S.L. | 1K | — | 1 |
| AS35461ES | ACCIONA-AS ACCIONA S.A. | 1K | — | 4 |
| AS61181ES | METRO-DE-MADRID-AS METRO DE MADRID, S.A. | 1K | — | 1 |
| AS203503ES | ticae TICAE TELECOM S.L. | 1K | 524.3K | 5 |
| AS8318ES | CMX-AS CEMEX ESPANA S.A. | 1K | — | 4 |
| AS210048ES | semat Oficina Semat Data, SL | 1K | — | 1 |
| AS208910ES | ASODOWIFI ODOWIFI, S.L.U. | 1K | — | 1 |
| AS57236ES | ES-ITEBATV-AS Juan Antonio Guerrero Gonzalez | 1K | — | 1 |
| AS204369ES | redcapac Redcapac SL | 1K | — | 2 |
| AS208931ES | redimer Redimer Comunicaciones S. L. | 1K | — | 2 |
| AS209803ES | FIBERCITY FIBER CITY NETWORKS SLU | 1K | — | 1 |
| AS209919ES | AMHINFORMATICA AMH Servicios Informaticos,sc | 1K | — | 1 |
| AS197397ES | SESCAM Servicio de Salud de Castilla-Mancha | 1K | — | 1 |
| AS35486ES | CORDOBADATACENTER AXENTIO SL | 1K | — | 4 |
| AS212721ES | AXARWIFI Francisco Javier Gordillo Perez | 1K | — | 4 |
| AS215334ES | CORREOMASTER-AS CORREOMASTER SL | 1K | — | 1 |