Summary
| ASN | AS30356 Blue Cross Blue Shield of Michigan Mutual Insurance |
| BGP | 12.176.249.0/24 |
| Registry | ARIN |
| Country | US |
| Status | assigned |
| IP Version | IPv4 |
| Allocated | 1983-08-23 |
| Last Updated | 2026-08-26 |
| ASN | AS30356 Blue Cross Blue Shield of Michigan Mutual Insurance |
| BGP | 12.176.249.0/24 |
| Registry | ARIN |
| Country | US |
| Status | assigned |
| IP Version | IPv4 |
| Allocated | 1983-08-23 |
| Last Updated | 2026-08-26 |