AS28840 178.206.240.0/21 CIDR and IP Range Summary.ASN: 28840 - PJSC TattelecomHost Count: 2046Addressable IPs: 2048178.206.240.0/24178.206.241.0/24178.206.242.0/24178.206.243.0/24178.206.244.0/24178.206.245.0/24178.206.246.0/24178.206.247.0/24