12.176.249.41 (dns2.bcbsm.com)
| Announced By | ||
|---|---|---|
| Origin AS | Announcement | Description |
| AS7018 | 12.0.0.0/8  | AT&T Enterprises, LLC |
| AS7018 | 12.128.0.0/9 | AT&T Enterprises, LLC |
| AS30356 | 12.176.249.0/24  | Blue Cross Blue Shield of Michigan Mutual Insurance |
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