AS2386 146.91.48.0/21 CIDR and IP Range Summary.ASN: 2386 - AT&T Data Communications ServicesHost Count: 2046Addressable IPs: 2048146.91.48.0/24146.91.49.0/24146.91.50.0/24146.91.51.0/24146.91.52.0/24146.91.53.0/24146.91.54.0/24146.91.55.0/24