AS1281 154.60.48.0/20 CIDR and IP Range Summary.ASN: 1281 - PSINet Inc.Host Count: 4094Addressable IPs: 4096154.60.48.0/24154.60.49.0/24154.60.50.0/24154.60.51.0/24154.60.52.0/24154.60.53.0/24154.60.54.0/24154.60.55.0/24154.60.56.0/24154.60.57.0/24154.60.58.0/24154.60.59.0/24154.60.60.0/24154.60.61.0/24154.60.62.0/24154.60.63.0/24