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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.
Paper holder: holds 372.5M /48 blocks but only 9.8% of users are IPv6-capable.
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.
| AS | Holder | IPv4 | Prefixes |
|---|---|---|---|
| AS12479ES | UNI2-AS Orange Espagne SA | 14.6M | 8,702 |
| AS3352ES | Telefonica_de_EspaNa TELEFONICA DE ESPANA S.A.U. | 10.6M | 226 |
| AS12430ES | VODAFONE_ES VODAFONE ESPANA S.A.U. | 4.7M | 49 |
| AS6739ES | ONO-AS VODAFONE ONO, S.A. | 2M | 69 |
| AS766ES | RedIRIS Entidad Publica Empresarial Red.es | 1.4M | 33 |
| AS15704ES | AS15704 XTRA TELECOM S.A. | 960.8K | 368 |
| AS12338ES | EUSKALTEL Euskaltel S.A. | 658.2K | 118 |
| AS29119ES | SERVIHOSTING-AS AIRE NETWORKS DEL MEDITERRANEO SL UNIPERSONAL | 631.6K | 412 |
| AS12334ES | R Cable y Telecable Telecomunicaciones, S.A.U. | 443.4K | 37 |
| AS200845ES | AVATEL-AS AVATEL TELECOM, SA | 355.1K | 463 |
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.
| AS | Holder | IPv4 ↓ | IPv6 /48 | Prefixes |
|---|---|---|---|---|
| AS208824ES | POLOPRO Pau Cab | — | 19 | 4 |
| AS199913ES | SoyTIC Gamma UCaaS Comercializadora, S.L.U. | — | — | 0 |
| AS41531ES | AVATELTELECOM-asn AVATEL TELECOM, SA | — | — | 0 |
| AS211361ES | TPA-Extremadura Telecable Extremadura S.L. | — | — | 0 |
| AS199874ES | BEPROIT Pedro Antonio Collado Fernandez | — | 1 | 1 |
| AS214779ES | BEFREE Be Free Networks SL | — | — | 0 |
| AS197606ES | ISMHDEZ-NET Ismael Munoz Hernandez | — | — | 0 |
| AS209909ES | ASN-ZARANDONA DITT REDMOVIL SL | — | — | 0 |
| AS215199ES | docloud Internet CLOUD Services SL | — | 524.3K | 1 |
| AS43926ES | Anxanet Anxanet Operadors de Xarxes, SL | — | — | 0 |
| AS204269ES | AS-MEOWNET Mateo De la Hoz | — | — | 0 |
| AS210324ES | FUTURESPACE FUTURE SPACE SA | — | — | 0 |
| AS213153ES | Echelon Invermae Solutions SL | — | — | 0 |
| AS39831ES | valorit Valor Information Technologies, S.L. | — | 131.1K | 2 |
| AS212450ES | OVERCLOCKHOST Juan Thielmann | — | 2 | 2 |
| AS214522ES | ARNA13 Arnau Barbero | — | 1 | 1 |
| AS200407ES | ASCartaya Telecable Cartaya S.L. | — | — | 0 |
| AS25259ES | mdcloud-es Servicios Audiovisuales Overon S.L. | — | — | 0 |
| AS196842ES | Wipzona-AS Energy Consulting Albir S.L.U | — | — | 0 |
| AS202334ES | redhelio Free Technologies Excom S.L. | — | — | 0 |
| AS44233ES | SPCNET-AS Bullhost Cloud Services, SL | — | — | 0 |
| AS12367ES | VERIZON-ES VERIZON SPAIN S.L. | — | — | 0 |
| AS207923ES | AIREON AVATEL TELECOM, SA | — | — | 0 |
| AS206828ES | connecta CONNECTA-COMUNICACIONS INTEGRALS DE CATALUNYA S.L | — | — | 0 |
| AS203212ES | wico Free Technologies Excom S.L. | — | — | 0 |
| AS15616ES | ES-IBERCOMTELECOM-BACKBONE XTRA TELECOM S.A. | — | — | 0 |
| AS216171ES | DABBLEAM Dabbleam SL | — | — | 0 |
| AS60082ES | CATNIX-RS Consorci de Serveis Universitaris de Catalunya | — | — | 0 |
| AS49054ES | Tuenti TELEFONICA INNOVACION DIGITAL SL | — | — | 0 |
| AS201234ES | SBT Spotting Brands Technologies S.L | — | — | 0 |
| AS44293ES | CABLEWORLD-AS Cable Aireworld S.A.U. | — | — | 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 |
| AS207702ES | CUENCA Nostravant S.L.L. | — | — | 0 |
| AS208497ES | DIPUSEVILLA SOCIEDAD PROVINCIAL DE INFORMATICA DE SEVILLA S.A. | — | — | 0 |
| AS48569ES | NCS-AS NIXUS NETWORKS S.L. | — | — | 0 |
| AS44588ES | IJ-AS Adevinta Information Services S.L. | — | — | 0 |
| AS207527ES | BEARVM Madern Trading Express, S.L.U. | — | — | 0 |
| AS202603ES | wimovil EGONE CONSULTING SL | — | — | 0 |
| AS213716ES | Gonzalo-Ferrera-Borras Gonzalo Ferrera Borras | — | — | 0 |
| AS211959ES | NBYTE Invermae Solutions SL | — | — | 0 |
| AS204347ES | REDWIRELES-AS Netfiber Conecta 2020 SLU | — | — | 0 |
| AS49928ES | PRISA-MEDIA-AS Prisa Media SAU | — | — | 0 |
| AS206488ES | AS1_SELECTASTERISCO CELENETWORKS SL | — | — | 0 |
| AS61388ES | CORREOS-CLOUD-MAD01 Correos Telecom SA S.M.E. | — | — | 0 |
| AS211012ES | velorcios Velorcios, S.L. | — | — | 0 |
| AS216072ES | MJMM-AS Manuel Jesus Martin Mena | — | 256 | 1 |
| AS212008ES | ES-ZONAUTAS-AS Ruben Martinez | — | 6 | 6 |
| AS213899ES | PREMIUMDN Premium Domain Names S.L. | — | — | 0 |