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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 |
| 512 |
| — |
| 2 |
| AS204563ES | TRT-MAD NexTReT S.L. | 512 | — | 2 |
| AS209521ES | cadenaeneregia Cadena Energia Radio S.L. | 512 | — | 1 |
| AS200290ES | AUSTRALTEL AVATEL TELECOM, SA | 512 | — | 1 |
| AS204286ES | cdn4you Invermae Solutions SL | 512 | — | 2 |
| AS29397ES | HP-WEBVAULT ENTERPRISE SOLUTIONS OUTSOURCING ESPANA SL | 512 | — | 1 |
| AS214113ES | Titan TITAN DATA CENTER, S.L | 512 | — | 2 |
| AS205113ES | obs OLYMPIC BROADCASTING SERVICES SL | 512 | — | 2 |
| AS203457ES | ICFO Fundacio Institut de Ciencies Fotoniques (ICFO) | 512 | — | 1 |
| AS62236ES | Fibrix Exsotel S.L. | 512 | — | 2 |
| AS42211ES | MDE-AS Ministerio de Defensa | 512 | — | 1 |
| AS31479ES | ES-IPorium-AS Valor Information Technologies, S.L. | 512 | — | 1 |
| AS34114ES | ZONA-FRANCA-CADIZ-AS Consorcio de la Zona Franca de Cadiz | 512 | — | 1 |
| AS208635ES | AS_DIPUTACION_ALICANTE Diputacion Provincial Alicante | 512 | — | 2 |
| AS215298ES | ENTE_PUBLICO_DE_RADIOTELEVISION_DE_LES_ILLES_BALEARS ENTE PUBLICO DE RADIOTELEVISION DE LES ILLES BALEARS | 512 | — | 2 |
| AS215856ES | FABERTELECOM Fabertelecom, SL | 512 | — | 2 |
| AS204621ES | wirelesslogic-es WIRELESS LOGIC S.L. | 512 | — | 2 |
| AS206524ES | Telconet TELCONET SISTEMAS S.L. | 512 | — | 2 |
| AS25261ES | IBERIA IBERIA LINEAS AEREAS DE ESPANA SOCIEDAD ANONIMA OPERADORA | 512 | — | 2 |
| AS13195ES | INECO Ingenieria y Economia del Transporte, S.A | 512 | 1 | 3 |
| AS206208ES | PUSIC-JURAJ-AS Pusic Jurai | 768 | 1 | 4 |
| AS202883ES | comunitelia FATEN FACILITIES ENERGY TELECOM, S.L. | 768 | — | 3 |
| AS202853ES | KOUTEN GRUP KOUTEN COMUNICACIONS SL | 768 | — | 3 |
| AS208257ES | CELENET-AS CELENETWORKS SL | 768 | 1M | 4 |
| AS205386ES | zaragozana Zaragozana de Informatica y Telecomunicaciones, S.L. | 768 | — | 3 |
| AS6895ES | ESPANIX-RS-AS ASOCIACION ESPANIX | 768 | 1 | 3 |
| AS210181ES | Open6Hosting Pablo Sarria Perez | 768 | 524.3K | 4 |
| AS210612ES | ASTEO_RED_NEUTRA Asteo Red Neutra SL | 768 | 524.3K | 4 |
| AS15364ES | ASN-TECAVICAS Tecavicas S.L. | 768 | — | 3 |
| AS216135ES | pedreratelecom Fibrasur Operadores S.L. | 768 | — | 3 |
| AS209311ES | VERITA_NETWORKS VERITA NETWORKS SOCIEDAD LIMITADA | 768 | 524.3K | 4 |
| AS198270ES | Seguriber IRONLOCK PROTECCION S.L. | 768 | — | 3 |
| AS197927ES | WIREM_ES THEIPBOX, SL | 768 | 131.1K | 5 |
| AS218768ES | ELITESA-AS EMPRESA LINEAS TELEFONICAS, S.A. | 768 | 524.3K | 4 |
| AS216426ES | Daratel Daratel TIC S.L | 768 | — | 3 |
| AS206265ES | Tecno-So Xarxes Esteses de Comunicacions SL | 768 | — | 3 |
| AS205093ES | islastelecom BANDA ANCHA CANARIAS 3000 S.L. | 768 | — | 3 |
| AS62055ES | SUVOZ SUVOZ GLOBAL SERVICES S.L. | 768 | — | 3 |
| AS208253ES | exo Associacio Expansio de la Xarxa Oberta | 768 | 524.3K | 7 |
| AS204555ES | dmgcloud DIGITAL MEDIA GROWING CLOUD, SL | 768 | — | 3 |
| AS199611ES | TELCOMBS Telcom Business Solutions S.L. | 768 | — | 2 |
| AS43388ES | AVANCEM-AS Avancem amb Voste S.L. | 768 | — | 3 |
| AS215764ES | V4GUARD Ismael Munoz Hernandez | 768 | — | 3 |
| AS209690ES | TELECOMAVENIDA TELECOMUNICACIONES AVENIDA SL | 768 | — | 3 |
| AS51621ES | infoself Infoself Sistemes SL | 768 | — | 3 |
| AS205035ES | LucusHost LucusHost SL | 768 | 524.3K | 4 |
| AS51330ES | CREVINET CREVINET FIBRA S.L. | 768 | 524.3K | 4 |