189.91.64.0/20 covers 189.91.64.0 to 189.91.79.255, 4,096 IPv4 addresses. It is announced by AS17222 (Mundivox do Brasil Ltda). Every sampled address geolocates to Brazil, with 44% in Belo Horizonte. It is registered to an internet service provider. None of the sampled addresses are flagged as VPN, proxy or Tor.