AS1281 154.39.8.0/21 CIDR and IP Range Summary.ASN: 1281 - PSINet Inc.Host Count: 2046Addressable IPs: 2048154.39.8.0/24154.39.9.0/24154.39.10.0/24154.39.11.0/24154.39.12.0/24154.39.13.0/24154.39.14.0/24154.39.15.0/24