AS3356 8.18.88.0/21 CIDR and IP Range Summary.ASN: 3356 - Level 3 Parent LLCHost Count: 2046Addressable IPs: 20488.18.88.0/248.18.89.0/248.18.90.0/248.18.91.0/248.18.92.0/248.18.93.0/248.18.94.0/248.18.95.0/24