AS16638 199.197.128.0/20 CIDR and IP Range Summary.ASN: 16638 - Corning IncorporatedHost Count: 4094Addressable IPs: 4096199.197.128.0/24199.197.129.0/24199.197.130.0/24199.197.131.0/24199.197.132.0/24199.197.133.0/24199.197.134.0/24199.197.135.0/24199.197.136.0/24199.197.137.0/24199.197.138.0/24199.197.139.0/24199.197.140.0/24199.197.141.0/24199.197.142.0/24199.197.143.0/24