AS513 128.141.208.0/20 CIDR and IP Range Summary.ASN: 513 - CERN - European Organization for Nuclear ResearchHost Count: 4094Addressable IPs: 4096128.141.208.0/24128.141.209.0/24128.141.210.0/24128.141.211.0/24128.141.212.0/24128.141.213.0/24128.141.214.0/24128.141.215.0/24128.141.216.0/24128.141.217.0/24128.141.218.0/24128.141.219.0/24128.141.220.0/24128.141.221.0/24128.141.222.0/24128.141.223.0/24