AS3356 8.19.192.0/21 CIDR and IP Range Summary.ASN: 3356 - Level 3 Parent LLCHost Count: 2046Addressable IPs: 20488.19.192.0/248.19.193.0/248.19.194.0/248.19.195.0/248.19.196.0/248.19.197.0/248.19.198.0/248.19.199.0/24