AS1281 154.44.112.0/21 CIDR and IP Range Summary.ASN: 1281 - PSINet Inc.Host Count: 2046Addressable IPs: 2048154.44.112.0/24154.44.113.0/24154.44.114.0/24154.44.115.0/24154.44.116.0/24154.44.117.0/24154.44.118.0/24154.44.119.0/24