AS4052 144.198.88.0/21 CIDR and IP Range Summary.ASN: 4052 - Rovi CorporationHost Count: 2046Addressable IPs: 2048144.198.88.0/24144.198.89.0/24144.198.90.0/24144.198.91.0/24144.198.92.0/24144.198.93.0/24144.198.94.0/24144.198.95.0/24