AS3356 66.202.136.0/21 CIDR and IP Range Summary.ASN: 3356 - Level 3 Parent LLCHost Count: 2046Addressable IPs: 204866.202.136.0/2466.202.137.0/2466.202.138.0/2466.202.139.0/2466.202.140.0/2466.202.141.0/2466.202.142.0/2466.202.143.0/24