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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 |
| 256 |
| — |
| 1 |
| AS31249ES | IEMPRESA-ES-AS Instituto de Empresa, S.L. | 256 | — | 1 |
| AS9052ES | Unidad Editorial SA | 256 | — | 1 |
| AS20906ES | ALLIANZ-AS Allianz Compania De Seguros y Reaseguros SA | 256 | — | 1 |
| AS210944ES | LAVOZ-AS LA VOZ DE GALICIA, S.A | 256 | — | 1 |
| AS199889ES | cvip Cvip Soluciones Tecnologicas Alternativas Sl. | 256 | 524.3K | 2 |
| AS200171ES | NTTSWSAAS-AS NUEVA TECNOLOGIA TECNICA, S.L. | 256 | — | 1 |
| AS199474ES | AS_TSK TSK ELECTRONICA Y ELECTRICIDAD S.A. | 256 | 524.3K | 2 |
| AS219161ES | TEUIT-AS Teuit Sociedad Limitada | 256 | 524.3K | 2 |
| AS202915ES | CUSTOS-AS CUSTOS messium SLNE | 256 | 1 | 2 |
| AS206041ES | NETWORKHERO Network Hero, S.L. | 256 | — | 1 |
| AS204628ES | AS-Network-Service Valor Information Technologies, S.L. | 256 | 32.8K | 2 |
| AS206826ES | ABERTISAUTOPISTAS ABERTIS AUTOPISTAS ESPANA, S.A | 256 | — | 1 |
| AS208726ES | ASFIATC FIATC MUTUA DE SEGUROS Y REASEGUROS | 256 | — | 1 |
| AS31164ES | LABESTEVE-AS ESTEVE PHARMACEUTICALS SA | 256 | — | 1 |
| AS213909ES | FUNCIONALIA SERVYTEC NETWORKS, S.L.U. | 256 | — | 1 |
| AS51753ES | TRASMEDITERRANEA Compania TRASMEDITERRANEA, S.A. | 256 | — | 1 |
| AS215894ES | BLANCATEL BLANCATEL, S.L. | 256 | — | 1 |
| AS218821ES | NifyCloud David Martinez Mojares | 256 | — | 1 |
| AS202169ES | SCANSAT-AS AVATEL TELECOM, SA | 256 | — | 1 |
| AS212420ES | ABAILA Abaila, Koop. S.Coop. | 256 | — | 1 |
| AS214855ES | ROBOTSTXT Robotstxt S.L | 256 | — | 1 |
| AS211300ES | INTELMO-AS Angel Moreno trading as INTELMO C.B. | 256 | — | 1 |
| AS212957ES | HUCAME-AS Hucame Telecom Networks SLU | 256 | — | 1 |
| AS212963ES | SERGIOB Sergio Bejarano Romero | 256 | — | 1 |
| AS207191ES | T2OAS T2O AD MEDIA SERVICES S.L. | 256 | — | 1 |
| AS214550ES | netsolutions Netsolutions Servicios de Telecomunicaciones SL | 256 | 524.3K | 2 |
| AS203115ES | sentrium VyOS Networks Iberia S.L.U. | 256 | — | 1 |
| AS211262ES | andamur GP Limite Andamur SL | 256 | 2 | 3 |
| AS202018ES | Servinet Servinet Sistemas y Comunicacion S.L. | 256 | — | 1 |
| AS201359ES | YMEDIANET IPROSPECT ADVERTISING S.A. | 256 | — | 1 |
| AS213031ES | SYNEXA-OOB-AS VVV BUSINESS SOFTWARE GROUP, S.L. | — | 17 | 2 |
| AS201732ES | enric-aparisi-verdaguer Enric Aparisi Verdaguer | — | 1 | 1 |
| AS219239ES | CloudSlice Mateo Gomez-Plana Galiana | — | 2 | 2 |
| AS215869ES | NAVALCA ARIEL NAVAL ALCALA | — | 1 | 1 |
| AS205170ES | TELINNOVA Four Mirror Advisors, S.L. | — | 16.4K | 1 |
| AS197237ES | BELGGNET Beltran Gallego Gutierrez | — | 1 | 1 |
| AS212900ES | AS212900 NETHERMIR LABS, S.L. | — | 2 | 2 |
| AS211695ES | CutieLand Echedelle Lopez Romero | — | 1 | 1 |
| AS219013ES | SFF-AS Santiago Fernandez Fernandez | — | 273 | 3 |
| AS39831ES | valorit Valor Information Technologies, S.L. | — | 131.1K | 2 |
| AS200992ES | DWIM-AS Carlos Martin Nieto | — | 1 | 1 |
| AS212008ES | ES-ZONAUTAS-AS Ruben Martinez | — | 6 | 6 |
| AS203874ES | DevRex David Pujals Sans | — | 1 | 1 |
| AS216072ES | MJMM-AS Manuel Jesus Martin Mena | — | 256 | 1 |
| AS218469ES | MartinMinkus-AS Martin Minkus | — | 1 | 1 |
| AS219315ES | EIRENIA Juan Kevin Fernandez Feijoo | — | 2 | 2 |