143.0.18.89 (143-0-18-89.portalfast.net)
| Announced By | ||
|---|---|---|
| Origin AS | Announcement | Description |
| AS721 | 143.0.0.0/14 | United States Department of Defense (DoD) |
| AS749 | 143.0.0.0/16 | United States Department of Defense (DoD) |
| AS263990 | 143.0.16.0/22  | FASTNET COMUNICACAO EIRELI - ME |
| AS263990 | 143.0.18.0/23 | FASTNET COMUNICACAO EIRELI - ME |
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