AS31898 138.1.48.0/21 CIDR and IP Range Summary.ASN: 31898 - Oracle CorporationHost Count: 2046Addressable IPs: 2048138.1.48.0/24138.1.49.0/24138.1.50.0/24138.1.51.0/24138.1.52.0/24138.1.53.0/24138.1.54.0/24138.1.55.0/24