AS3356 216.143.16.0/20 CIDR and IP Range Summary.ASN: 3356 - Level 3 Parent LLCHost Count: 4094Addressable IPs: 4096216.143.16.0/24216.143.17.0/24216.143.18.0/24216.143.19.0/24216.143.20.0/24216.143.21.0/24216.143.22.0/24216.143.23.0/24216.143.24.0/24216.143.25.0/24216.143.26.0/24216.143.27.0/24216.143.28.0/24216.143.29.0/24216.143.30.0/24216.143.31.0/24