AS13768 66.155.40.0/21 CIDR and IP Range Summary.ASN: 13768 - Aptum TechnologiesHost Count: 2046Addressable IPs: 204866.155.40.0/2466.155.41.0/2466.155.42.0/2466.155.43.0/2466.155.44.0/2466.155.45.0/2466.155.46.0/2466.155.47.0/24