AS17816 112.97.16.0/21 CIDR and IP Range Summary.ASN: 17816 - China UnicomHost Count: 2046Addressable IPs: 2048112.97.16.0/24112.97.17.0/24112.97.18.0/24112.97.19.0/24112.97.20.0/24112.97.21.0/24112.97.22.0/24112.97.23.0/24