AS25490 83.239.240.0/21 CIDR and IP Range Summary.ASN: 25490 - PJSC RostelecomHost Count: 2046Addressable IPs: 204883.239.240.0/2483.239.241.0/2483.239.242.0/2483.239.243.0/2483.239.244.0/2483.239.245.0/2483.239.246.0/2483.239.247.0/24