AS13 158.14.248.0/21 CIDR and IP Range Summary.ASN: 13 - Headquarters USAISCHost Count: 2046Addressable IPs: 2048158.14.248.0/24158.14.249.0/24158.14.250.0/24158.14.251.0/24158.14.252.0/24158.14.253.0/24158.14.254.0/24158.14.255.0/24