2
8
3
9
4

2
8
4
5
8

2
8
5
3
9
2
6
5
5
2
3
2
7
0
1
2
6
2
7
0
1
7
9
Bicentel SA de CV (C3ntro Telecom) 28394
IENTC Telecom Mexico 28458
XCIEN 28539
CITRO [Sierra Madre Internet S.A. de C.V.] 265523
Neutral Networks 270126
PC ONLINE 270179