AS11957 155.64.24.0/21 CIDR and IP Range Summary.ASN: 11957 - NortonLifeLock Inc.Host Count: 2046Addressable IPs: 2048155.64.24.0/24155.64.25.0/24155.64.26.0/24155.64.27.0/24155.64.28.0/24155.64.29.0/24155.64.30.0/24155.64.31.0/24