AS1281 154.52.192.0/18 CIDR and IP Range Summary.ASN: 1281 - PSINet Inc.Host Count: 16382Addressable IPs: 16384154.52.192.0/24154.52.193.0/24154.52.194.0/24154.52.195.0/24154.52.196.0/24154.52.197.0/24154.52.198.0/24154.52.199.0/24154.52.200.0/24154.52.201.0/24154.52.202.0/24154.52.203.0/24154.52.204.0/24154.52.205.0/24154.52.206.0/24154.52.207.0/24154.52.208.0/24154.52.209.0/24154.52.210.0/24154.52.211.0/24154.52.212.0/24154.52.213.0/24154.52.214.0/24154.52.215.0/24154.52.216.0/24154.52.217.0/24154.52.218.0/24154.52.219.0/24154.52.220.0/24154.52.221.0/24154.52.222.0/24154.52.223.0/24154.52.224.0/24154.52.225.0/24154.52.226.0/24154.52.227.0/24154.52.228.0/24154.52.229.0/24154.52.230.0/24154.52.231.0/24154.52.232.0/24154.52.233.0/24154.52.234.0/24154.52.235.0/24154.52.236.0/24154.52.237.0/24154.52.238.0/24154.52.239.0/24154.52.240.0/24154.52.241.0/24154.52.242.0/24154.52.243.0/24154.52.244.0/24154.52.245.0/24154.52.246.0/24154.52.247.0/24154.52.248.0/24154.52.249.0/24154.52.250.0/24154.52.251.0/24154.52.252.0/24154.52.253.0/24154.52.254.0/24154.52.255.0/24