AS61901 170.254.52.0/22 CIDR and IP Range Summary.ASN: 61901 - RMR Assessoria Tecnica em Teleinformatica Ltda-MEHost Count: 1022Addressable IPs: 1024170.254.52.0/24170.254.53.0/24170.254.54.0/24170.254.55.0/24