AS1281 154.40.192.0/18 CIDR and IP Range Summary.ASN: 1281 - PSINet Inc.Host Count: 16382Addressable IPs: 16384154.40.192.0/24154.40.193.0/24154.40.194.0/24154.40.195.0/24154.40.196.0/24154.40.197.0/24154.40.198.0/24154.40.199.0/24154.40.200.0/24154.40.201.0/24154.40.202.0/24154.40.203.0/24154.40.204.0/24154.40.205.0/24154.40.206.0/24154.40.207.0/24154.40.208.0/24154.40.209.0/24154.40.210.0/24154.40.211.0/24154.40.212.0/24154.40.213.0/24154.40.214.0/24154.40.215.0/24154.40.216.0/24154.40.217.0/24154.40.218.0/24154.40.219.0/24154.40.220.0/24154.40.221.0/24154.40.222.0/24154.40.223.0/24154.40.224.0/24154.40.225.0/24154.40.226.0/24154.40.227.0/24154.40.228.0/24154.40.229.0/24154.40.230.0/24154.40.231.0/24154.40.232.0/24154.40.233.0/24154.40.234.0/24154.40.235.0/24154.40.236.0/24154.40.237.0/24154.40.238.0/24154.40.239.0/24154.40.240.0/24154.40.241.0/24154.40.242.0/24154.40.243.0/24154.40.244.0/24154.40.245.0/24154.40.246.0/24154.40.247.0/24154.40.248.0/24154.40.249.0/24154.40.250.0/24154.40.251.0/24154.40.252.0/24154.40.253.0/24154.40.254.0/24154.40.255.0/24