AS49 129.6.128.0/17 CIDR and IP Range Summary.ASN: 49 - US National Institute of Standards & TechnologyHost Count: 32766Addressable IPs: 32768129.6.128.0/24129.6.129.0/24129.6.130.0/24129.6.131.0/24129.6.132.0/24129.6.133.0/24129.6.134.0/24129.6.135.0/24129.6.136.0/24129.6.137.0/24129.6.138.0/24129.6.139.0/24129.6.140.0/24129.6.141.0/24129.6.142.0/24129.6.143.0/24129.6.144.0/24129.6.145.0/24129.6.146.0/24129.6.147.0/24129.6.148.0/24129.6.149.0/24129.6.150.0/24129.6.151.0/24129.6.152.0/24129.6.153.0/24129.6.154.0/24129.6.155.0/24129.6.156.0/24129.6.157.0/24129.6.158.0/24129.6.159.0/24129.6.160.0/24129.6.161.0/24129.6.162.0/24129.6.163.0/24129.6.164.0/24129.6.165.0/24129.6.166.0/24129.6.167.0/24129.6.168.0/24129.6.169.0/24129.6.170.0/24129.6.171.0/24129.6.172.0/24129.6.173.0/24129.6.174.0/24129.6.175.0/24129.6.176.0/24129.6.177.0/24129.6.178.0/24129.6.179.0/24129.6.180.0/24129.6.181.0/24129.6.182.0/24129.6.183.0/24129.6.184.0/24129.6.185.0/24129.6.186.0/24129.6.187.0/24129.6.188.0/24129.6.189.0/24129.6.190.0/24129.6.191.0/24129.6.192.0/24129.6.193.0/24129.6.194.0/24129.6.195.0/24129.6.196.0/24129.6.197.0/24129.6.198.0/24129.6.199.0/24129.6.200.0/24129.6.201.0/24129.6.202.0/24129.6.203.0/24129.6.204.0/24129.6.205.0/24129.6.206.0/24129.6.207.0/24129.6.208.0/24129.6.209.0/24129.6.210.0/24129.6.211.0/24129.6.212.0/24129.6.213.0/24129.6.214.0/24129.6.215.0/24129.6.216.0/24129.6.217.0/24129.6.218.0/24129.6.219.0/24129.6.220.0/24129.6.221.0/24129.6.222.0/24129.6.223.0/24129.6.224.0/24129.6.225.0/24129.6.226.0/24129.6.227.0/24129.6.228.0/24129.6.229.0/24129.6.230.0/24129.6.231.0/24129.6.232.0/24129.6.233.0/24129.6.234.0/24129.6.235.0/24129.6.236.0/24129.6.237.0/24129.6.238.0/24129.6.239.0/24129.6.240.0/24129.6.241.0/24129.6.242.0/24129.6.243.0/24129.6.244.0/24129.6.245.0/24129.6.246.0/24129.6.247.0/24129.6.248.0/24129.6.249.0/24129.6.250.0/24129.6.251.0/24129.6.252.0/24129.6.253.0/24129.6.254.0/24129.6.255.0/24