AS131932 157.71.88.0/21 CIDR and IP Range Summary.ASN: 131932 - JR East Information Systems CompanyHost Count: 2046Addressable IPs: 2048157.71.88.0/24157.71.89.0/24157.71.90.0/24157.71.91.0/24157.71.92.0/24157.71.93.0/24157.71.94.0/24157.71.95.0/24