AS133036 168.153.152.0/21 CIDR and IP Range Summary.ASN: 133036 - Amadeus is an International Computer Reservations System. A Subsidary is in Bangalore and the ASN is for This SiteHost Count: 2046Addressable IPs: 2048168.153.152.0/24168.153.153.0/24168.153.154.0/24168.153.155.0/24168.153.156.0/24168.153.157.0/24168.153.158.0/24168.153.159.0/24