186.15.64.0/18 covers 186.15.64.0 to 186.15.127.255, 16,384 IPv4 addresses. It is announced by AS52228 (Cable Tica S.A.). Every sampled address geolocates to Costa Rica, with 22% in San Jose. It is registered to an internet service provider. 6% of sampled addresses are flagged as proxy.