AS1964 166.33.128.0/19 CIDR and IP Range Summary.ASN: 1964 - MCI TelecommunicationsHost Count: 8190Addressable IPs: 8192166.33.128.0/24166.33.129.0/24166.33.130.0/24166.33.131.0/24166.33.132.0/24166.33.133.0/24166.33.134.0/24166.33.135.0/24166.33.136.0/24166.33.137.0/24166.33.138.0/24166.33.139.0/24166.33.140.0/24166.33.141.0/24166.33.142.0/24166.33.143.0/24166.33.144.0/24166.33.145.0/24166.33.146.0/24166.33.147.0/24166.33.148.0/24166.33.149.0/24166.33.150.0/24166.33.151.0/24166.33.152.0/24166.33.153.0/24166.33.154.0/24166.33.155.0/24166.33.156.0/24166.33.157.0/24166.33.158.0/24166.33.159.0/24