AS31216 83.243.16.0/21 CIDR and IP Range Summary.ASN: 31216 - BSO Network Solutions SASHost Count: 2046Addressable IPs: 204883.243.16.0/2483.243.17.0/2483.243.18.0/2483.243.19.0/2483.243.20.0/2483.243.21.0/2483.243.22.0/2483.243.23.0/24