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Internet Service Providers in Spain
List of the top 20 organizations with the largest IP allocations in Spain
Rank
Name
IPv4 addresses
IPv6 /64 networks
AS numbers
Prefixes
Orange Espagne SA
14,300,928
1.32 x 2
37
5
8,083
TELEFONICA DE ESPANA
10,891,648
1.02 x 2
41
3
376
VODAFONE ESPANA S.A.U.
5,285,376
2
33
2
224
4
VODAFONE ONO, S.A.
2,885,376
2
38
2
121
5
Entidad Publica Empresarial Red.es
1,540,352
2
32
2
45
6
R Cable y Telecable Telecomunicaciones, S.A.U.
889,344
0
2
66
7
XTRA TELECOM S.A.
719,216
1.84 x 2
32
2
226
8
ServiHosting Networks S.L.
664,832
1.06 x 2
36
1
501
9
Euskaltel S.A.
640,512
2
35
1
77
10
EVOLUTIO CLOUD ENABLER S.A. UNIPERSONAL
421,120
2
33
3
145
11
Consorci de Serveis Universitaris de Catalunya
312,064
2
32
2
12
12
TELEFONICA GLOBAL SOLUTIONS SL
185,088
1.5 x 2
33
1
85
13
acens Technologies, S.L.
171,008
2
32
1
97
14
Santander Global Technology, S.L.U
145,408
0
1
123
15
PROCONO S.A.
141,824
0
1
163
16
Adamo Telecom Iberia S.A.
132,608
1.63 x 2
35
1
122
17
Telecom Castilla La Mancha
131,072
0
1
1
18
Fundacion Tecnalia Research and Innovation
131,072
0
1
45
19
Soltia Consulting SL
106,752
0
3
125
20
DIGI SPAIN TELECOM S.L.U.
85,504
2
36
1
16