AS11971 148.168.128.0/18 CIDR and IP Range Summary.ASN: 11971 - Pfizer Inc.Host Count: 16382Addressable IPs: 16384148.168.128.0/24148.168.129.0/24148.168.130.0/24148.168.131.0/24148.168.132.0/24148.168.133.0/24148.168.134.0/24148.168.135.0/24148.168.136.0/24148.168.137.0/24148.168.138.0/24148.168.139.0/24148.168.140.0/24148.168.141.0/24148.168.142.0/24148.168.143.0/24148.168.144.0/24148.168.145.0/24148.168.146.0/24148.168.147.0/24148.168.148.0/24148.168.149.0/24148.168.150.0/24148.168.151.0/24148.168.152.0/24148.168.153.0/24148.168.154.0/24148.168.155.0/24148.168.156.0/24148.168.157.0/24148.168.158.0/24148.168.159.0/24148.168.160.0/24148.168.161.0/24148.168.162.0/24148.168.163.0/24148.168.164.0/24148.168.165.0/24148.168.166.0/24148.168.167.0/24148.168.168.0/24148.168.169.0/24148.168.170.0/24148.168.171.0/24148.168.172.0/24148.168.173.0/24148.168.174.0/24148.168.175.0/24148.168.176.0/24148.168.177.0/24148.168.178.0/24148.168.179.0/24148.168.180.0/24148.168.181.0/24148.168.182.0/24148.168.183.0/24148.168.184.0/24148.168.185.0/24148.168.186.0/24148.168.187.0/24148.168.188.0/24148.168.189.0/24148.168.190.0/24148.168.191.0/24