167.57.128.0/20 covers 167.57.128.0 to 167.57.143.255, 4,096 IPv4 addresses. It is announced by AS6057 (Administración Nacional de Telecomunicaciones). Every sampled address geolocates to Uruguay, with 88% in Montevideo. It is registered to an internet service provider. None of the sampled addresses are flagged as VPN, proxy or Tor.