AS28573 186.218.144.0/21 CIDR and IP Range Summary.ASN: 28573 - Claro NXT Telecomunicacoes LtdaHost Count: 2046Addressable IPs: 2048186.218.144.0/24186.218.145.0/24186.218.146.0/24186.218.147.0/24186.218.148.0/24186.218.149.0/24186.218.150.0/24186.218.151.0/24