AS52990 177.53.16.0/21 CIDR and IP Range Summary.ASN: 52990 - Vonex TelecomunicacoesHost Count: 2046Addressable IPs: 2048177.53.16.0/24177.53.17.0/24177.53.18.0/24177.53.19.0/24177.53.20.0/24177.53.21.0/24177.53.22.0/24177.53.23.0/24