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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.
| AS | Holder | IPv4 | Prefixes |
|---|---|---|---|
| AS12479ES | UNI2-AS Orange Espagne SA | 14.6M | 8,594 |
| AS3352ES | Telefonica_de_EspaNa TELEFONICA DE ESPANA S.A.U. | 10.6M | 230 |
| AS12430ES | VODAFONE_ES VODAFONE ESPANA S.A.U. | 4.6M | 47 |
| AS6739ES | ONO-AS VODAFONE ONO, S.A. | 2M | 69 |
| AS766ES | RedIRIS Entidad Publica Empresarial Red.es | 1.4M | 34 |
| 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 |
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 |
|---|---|---|---|---|
| AS208351ES | TERRA Netfiber Conecta 2020 SLU | — | — | 0 |
| AS211361ES | TPA-Extremadura Telecable Extremadura S.L. | — | — | 0 |
| AS213556ES | levantenet Levante Networks Telecom S.L. | — | — | 0 |
| AS41531ES | AVATELTELECOM-asn AVATEL TELECOM, SA | — | — | 0 |
| AS199134ES | GrupoGimeno-ASN1 Sociedad de Fomento Agricola Castellonense S.A. | — | — | 0 |
| AS211596ES | AKIWIFI-SALAMANCA-OFICINAS Nostravant S.L.L. | — | — | 0 |
| AS203047ES | ONDAFIBRA ONDAFIBRA S.L. | — | — | 0 |
| AS42976ES | TELEFONICA TELEFONICA INNOVACION DIGITAL SL | — | — | 0 |
| AS205446ES | Atlas Atlas Montajes e Ingenieria SL Unipersonal | — | — | 0 |
| AS216171ES | DABBLEAM Dabbleam SL | — | — | 0 |
| AS62376ES | ToroIX Tecnocratica Centro de Datos, S.L. | — | — | 0 |
| AS205223ES | Fone Free Technologies Excom S.L. | — | — | 0 |
| AS44293ES | CABLEWORLD-AS Cable Aireworld S.A.U. | — | — | 0 |
| AS211653ES | AS-Rabits-Storage Cesar Maffini Martin | — | — | 0 |