AS17689 61.198.16.0/20 CIDR and IP Range Summary.ASN: 17689 - Hokuden Information Technology Inc.Host Count: 4094Addressable IPs: 409661.198.16.0/2461.198.17.0/2461.198.18.0/2461.198.19.0/2461.198.20.0/2461.198.21.0/2461.198.22.0/2461.198.23.0/2461.198.24.0/2461.198.25.0/2461.198.26.0/2461.198.27.0/2461.198.28.0/2461.198.29.0/2461.198.30.0/2461.198.31.0/24