143.137.226.0/23 covers 143.137.226.0 to 143.137.227.255, 512 IPv4 addresses. It is announced by AS264054 (FALCON COMUNICAÇÕES E INFORMATICA). Every sampled address geolocates to Brazil, with 100% in Rio de Janeiro. It is registered to an internet service provider. 25% of sampled addresses are flagged as proxy.