AS28323 149.40.16.0/21 CIDR and IP Range Summary.ASN: 28323 - VipRede Telecomunicacoes LtdaHost Count: 2046Addressable IPs: 2048149.40.16.0/24149.40.17.0/24149.40.18.0/24149.40.19.0/24149.40.20.0/24149.40.21.0/24149.40.22.0/24149.40.23.0/24