186.215.32.0/20 covers 186.215.32.0 to 186.215.47.255, 4,096 IPv4 addresses. It is announced by AS18881 (Telefônica Brasil S.A.). Every sampled address geolocates to Brazil, with 25% in Formosa. It is registered to an internet service provider. 3% of sampled addresses are flagged as proxy.