AS3356 8.27.16.0/21 CIDR and IP Range Summary.ASN: 3356 - Level 3 Parent LLCHost Count: 2046Addressable IPs: 20488.27.16.0/248.27.17.0/248.27.18.0/248.27.19.0/248.27.20.0/248.27.21.0/248.27.22.0/248.27.23.0/24