AS12389 77.73.136.0/21 CIDR and IP Range Summary.ASN: 12389 - PJSC RostelecomHost Count: 2046Addressable IPs: 204877.73.136.0/2477.73.137.0/2477.73.138.0/2477.73.139.0/2477.73.140.0/2477.73.141.0/2477.73.142.0/2477.73.143.0/24