AS1281 154.45.8.0/21 CIDR and IP Range Summary.ASN: 1281 - PSINet Inc.Host Count: 2046Addressable IPs: 2048154.45.8.0/24154.45.9.0/24154.45.10.0/24154.45.11.0/24154.45.12.0/24154.45.13.0/24154.45.14.0/24154.45.15.0/24