AS1281 154.58.48.0/20 CIDR and IP Range Summary.ASN: 1281 - PSINet Inc.Host Count: 4094Addressable IPs: 4096154.58.48.0/24154.58.49.0/24154.58.50.0/24154.58.51.0/24154.58.52.0/24154.58.53.0/24154.58.54.0/24154.58.55.0/24154.58.56.0/24154.58.57.0/24154.58.58.0/24154.58.59.0/24154.58.60.0/24154.58.61.0/24154.58.62.0/24154.58.63.0/24