AS263131 177.128.140.0/22 CIDR and IP Range Summary.ASN: 263131 - CRVNet Comunicacoes Junqueira e Guimaraes LtdaHost Count: 1022Addressable IPs: 1024177.128.140.0/24177.128.141.0/24177.128.142.0/24177.128.143.0/24