AS1281 154.62.56.0/21 CIDR and IP Range Summary.ASN: 1281 - PSINet Inc.Host Count: 2046Addressable IPs: 2048154.62.56.0/24154.62.57.0/24154.62.58.0/24154.62.59.0/24154.62.60.0/24154.62.61.0/24154.62.62.0/24154.62.63.0/24