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Deutsche Telekom AG
SURF B.V.
NTT America, Inc.
Telekomunikasi Indonesia (PT)
BIGLOBE Inc.
Swisscom (Schweiz) AG
Dimension Data
Administracion Nacional de Telecomunicaciones
Bharti Airtel Limited
DIGI ROMANIA S.A.
HGC Global Communications Limited
PJSC "Vimpelcom"
SEACOM Limited