AS1281 154.56.8.0/21 CIDR and IP Range Summary.ASN: 1281 - PSINet Inc.Host Count: 2046Addressable IPs: 2048154.56.8.0/24154.56.9.0/24154.56.10.0/24154.56.11.0/24154.56.12.0/24154.56.13.0/24154.56.14.0/24154.56.15.0/24