AS31898 147.154.64.0/21 CIDR and IP Range Summary.ASN: 31898 - Oracle CorporationHost Count: 2046Addressable IPs: 2048147.154.64.0/24147.154.65.0/24147.154.66.0/24147.154.67.0/24147.154.68.0/24147.154.69.0/24147.154.70.0/24147.154.71.0/24