AS3356 212.187.248.0/21 CIDR and IP Range Summary.ASN: 3356 - Level 3 Parent LLCHost Count: 2046Addressable IPs: 2048212.187.248.0/24212.187.249.0/24212.187.250.0/24212.187.251.0/24212.187.252.0/24212.187.253.0/24212.187.254.0/24212.187.255.0/24