| Date | IP Address |
| 2026-01-04 | 64.20.42.243 (ClassC) |
| Date | Domain | IP |
| auth.realtech-ng.com | 2025-12-17 | 64.20.42.243 |
| antispam.realtech-ng.com | 2025-05-23 | 64.20.42.243 |
| authsmtp.realtech-ng.com | 2025-05-23 | 64.20.42.243 |
| a.mx.realtech-ng.com | 2026-01-04 | 64.20.42.243 |