ASN 131932 - JR East Information Systems CompanyOrganization : JR East Information Systems CompanyTotal Countries Listed: 1Total IP Ranges Listed: 8Japan - IP Ranges: 8IP Range List157.71.0.0/17157.71.128.0/18157.71.192.0/20157.71.210.0/23157.71.212.0/22157.71.216.0/21157.71.224.0/19157.72.0.0/14