AS199284 91.137.56.0/21 CIDR and IP Range Summary.ASN: 199284 - Thueringer Netkom GmbHHost Count: 2046Addressable IPs: 204891.137.56.0/2491.137.57.0/2491.137.58.0/2491.137.59.0/2491.137.60.0/2491.137.61.0/2491.137.62.0/2491.137.63.0/24