AS513 128.141.89.8/29 CIDR and IP Range Summary.ASN: 513 - CERN - European Organization for Nuclear ResearchHost Count: 6Addressable IPs: 8 128.141.89.9128.141.89.10128.141.89.11128.141.89.12128.141.89.13128.141.89.14128.141.89.15128.141.89.16