API
Developers
Database
Tools
Statistics
FAQ
Search
Country
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
13,120,768
1.32 x 2
37
5
7,788
TELEFONICA DE ESPANA
10,762,112
1.02 x 2
41
3
378
VODAFONE ESPANA S.A.U.
5,490,944
2
33
2
436
4
VODAFONE ONO, S.A.
3,049,984
2
38
2
137
5
Entidad Publica Empresarial Red.es
1,540,096
2
32
2
43
6
R Cable y Telecable Telecomunicaciones, S.A.U.
889,088
0
2
65
7
XTRA TELECOM S.A.
714,608
1.66 x 2
32
2
211
8
ServiHosting Networks S.L.
663,808
1.06 x 2
36
1
494
9
Euskaltel S.A.
633,344
2
35
1
64
10
EVOLUTIO CLOUD ENABLER S.A. UNIPERSONAL
419,840
2
33
3
141
11
Consorci de Serveis Universitaris de Catalunya
312,064
2
32
2
12
12
TELEFONICA GLOBAL SOLUTIONS SL
184,832
1.5 x 2
33
1
85
13
acens Technologies, S.L.
171,264
2
32
1
98
14
Santander Global Technology, S.L.U
144,896
0
1
121
15
PROCONO S.A.
142,848
0
1
159
16
Fundacion Tecnalia Research and Innovation
131,072
0
1
45
17
Telecom Castilla La Mancha
131,072
0
1
1
18
Soltia Consulting SL
123,648
0
3
138
19
Adamo Telecom Iberia S.A.
119,296
1.63 x 2
35
1
104
20
DIGI SPAIN TELECOM S.L.U.
85,760
2
36
1
17