Internet Service Providers in Spain

Top 20 organizations with the largest IP allocations in Spain

Spain

Top 20 organizations with the largest IP allocations

Rank	Name	IPv4 addresses	IPv6 /64 networks	AS numbers	Prefixes
	Orange Espagne SA	12,593,408	1.31 x 2³⁷	5	6,881
	TELEFONICA DE ESPANA	10,774,912	1.02 x 2⁴¹	3	401
	VODAFONE ESPANA S.A.U.	4,508,808	2³³	2	800
4	VODAFONE ONO, S.A.	3,824,128	2³⁸	1	606
5	Entidad Publica Empresarial Red.es	1,572,864	2³²	2	42
6	ServiHosting Networks S.L.	688,896	1.06 x 2³⁶	1	500
7	R Cable y Telecomunicaciones Galicia, S.A.	500,736	0	1	33
8	Euskaltel S.A.	490,496	2³⁵	1	17
9	XTRA TELECOM S.A.	458,528	1.06 x 2³²	2	78
10	Telecable de Asturias,SA	429,312	0	1	25
11	Consorci de Serveis Universitaris de Catalunya	312,064	2³²	2	12
12	Telefonica International Wholesale Services II, S.L.U.	190,976	1.56 x 2³³	1	92
13	BT ESPANA, COMPANIA DE SERVICIOS GLOBALES DE TELECOMUNICACIONES, SA	175,872	2¹⁷	3	110
14	XFERA Moviles S.A.	166,656	0	1	15
15	acens Technologies, S.L.	163,072	2³²	1	88
16	Produban Servicios Informaticos Generales, S.L.	147,712	0	1	101
17	Soltia Consulting SL	135,424	0	2	147
18	Telecom Castilla La Mancha	131,072	0	1	1
19	Servei Catala de la Salut	131,072	0	1	3
20	PROCONO S.A.	96,000	2³²	1	38