201.22.0.0/18 covers 201.22.0.0 to 201.22.63.255, 16,384 IPv4 addresses. It is announced by AS18881 (Telefônica Brasil S.A.). Every sampled address geolocates to Brazil, with 47% in Sao Paulo. It is registered to an internet service provider. None of the sampled addresses are flagged as VPN, proxy or Tor.