AS25993 144.60.176.0/21 CIDR and IP Range Summary.ASN: 25993 - AT&T Labs Inc.Host Count: 2046Addressable IPs: 2048144.60.176.0/24144.60.177.0/24144.60.178.0/24144.60.179.0/24144.60.180.0/24144.60.181.0/24144.60.182.0/24144.60.183.0/24