AS21487 91.185.224.0/21 CIDR and IP Range Summary.ASN: 21487 - PJSC RostelecomHost Count: 2046Addressable IPs: 204891.185.224.0/2491.185.225.0/2491.185.226.0/2491.185.227.0/2491.185.228.0/2491.185.229.0/2491.185.230.0/2491.185.231.0/24