AS1281 154.45.192.0/20 CIDR and IP Range Summary.ASN: 1281 - PSINet Inc.Host Count: 4094Addressable IPs: 4096154.45.192.0/24154.45.193.0/24154.45.194.0/24154.45.195.0/24154.45.196.0/24154.45.197.0/24154.45.198.0/24154.45.199.0/24154.45.200.0/24154.45.201.0/24154.45.202.0/24154.45.203.0/24154.45.204.0/24154.45.205.0/24154.45.206.0/24154.45.207.0/24