ASN 30356 - Blue Cross Blue Shield Of Michigan Mutual InsuranceOrganization : Blue Cross Blue Shield Of Michigan Mutual InsuranceTotal Countries Listed: 1Total IP Ranges Listed: 10United States of America - IP Ranges: 10IP Range List12.107.172.0/2412.176.249.0/2412.231.98.0/24167.242.0.0/17167.242.128.0/18167.242.192.0/19167.242.224.0/21167.242.234.0/23167.242.236.0/22167.242.240.0/20