Upstream-Telecommunications-and-Software-Systems-S.A. Upstream Telecommunications and Software Systems S.A. AS49582
91.213.52.0 - 91.213.52.255
91.220.208.0 - 91.220.208.255
91.241.94.0 - 91.241.95.255
185.77.37.0 - 185.77.37.255
185.77.38.0 - 185.77.39.255