AS20746 138.132.152.0/21 CIDR and IP Range Summary.ASN: 20746 - Telecom Italia S.p.A.Host Count: 2046Addressable IPs: 2048138.132.152.0/24138.132.153.0/24138.132.154.0/24138.132.155.0/24138.132.156.0/24138.132.157.0/24138.132.158.0/24138.132.159.0/24