AS53075 186.194.16.0/21 CIDR and IP Range Summary.ASN: 53075 - Holistica Provedor Internet LtdaHost Count: 2046Addressable IPs: 2048186.194.16.0/24186.194.17.0/24186.194.18.0/24186.194.19.0/24186.194.20.0/24186.194.21.0/24186.194.22.0/24186.194.23.0/24