AS21872 158.82.96.0/20 CIDR and IP Range Summary.ASN: 21872 - Willis Towers WatsonHost Count: 4094Addressable IPs: 4096158.82.96.0/24158.82.97.0/24158.82.98.0/24158.82.99.0/24158.82.100.0/24158.82.101.0/24158.82.102.0/24158.82.103.0/24158.82.104.0/24158.82.105.0/24158.82.106.0/24158.82.107.0/24158.82.108.0/24158.82.109.0/24158.82.110.0/24158.82.111.0/24