AS6453 63.243.208.0/20 CIDR and IP Range Summary.ASN: 6453 - Tata Communications (America) IncHost Count: 4094Addressable IPs: 409663.243.208.0/2463.243.209.0/2463.243.210.0/2463.243.211.0/2463.243.212.0/2463.243.213.0/2463.243.214.0/2463.243.215.0/2463.243.216.0/2463.243.217.0/2463.243.218.0/2463.243.219.0/2463.243.220.0/2463.243.221.0/2463.243.222.0/2463.243.223.0/24