AS48407 81.90.16.0/21 CIDR and IP Range Summary.ASN: 48407 - TigrisnetHost Count: 2046Addressable IPs: 204881.90.16.0/2481.90.17.0/2481.90.18.0/2481.90.19.0/2481.90.20.0/2481.90.21.0/2481.90.22.0/2481.90.23.0/24