AS1281 154.47.8.0/21 CIDR and IP Range Summary.ASN: 1281 - PSINet Inc.Host Count: 2046Addressable IPs: 2048154.47.8.0/24154.47.9.0/24154.47.10.0/24154.47.11.0/24154.47.12.0/24154.47.13.0/24154.47.14.0/24154.47.15.0/24