AS1281 154.41.144.0/20 CIDR and IP Range Summary.ASN: 1281 - PSINet Inc.Host Count: 4094Addressable IPs: 4096154.41.144.0/24154.41.145.0/24154.41.146.0/24154.41.147.0/24154.41.148.0/24154.41.149.0/24154.41.150.0/24154.41.151.0/24154.41.152.0/24154.41.153.0/24154.41.154.0/24154.41.155.0/24154.41.156.0/24154.41.157.0/24154.41.158.0/24154.41.159.0/24