| Date | IP Address |
| 2013-07-31 | 203.76.172.113 (ClassC) |
| 2026-02-19 | 162.215.249.57 (ClassC) |
| Date | Domain | IP |
| 71.ras.org.sg | 2026-01-17 | 162.215.249.57 |
| 6-cpanel.ras.org.sg | 2025-12-28 | 162.215.249.57 |
| 17-cpanel.ras.org.sg | 2025-12-28 | 162.215.249.57 |
| 2cpanel.ras.org.sg | 2025-12-27 | 162.215.249.57 |
| 13cpanel.ras.org.sg | 2025-12-31 | 162.215.249.57 |
| 18cpanel.ras.org.sg | 2025-12-28 | 162.215.249.57 |
| 19cpanel.ras.org.sg | 2026-01-08 | 162.215.249.57 |
| 1-mail.ras.org.sg | 2025-12-29 | 162.215.249.57 |
| 8-mail.ras.org.sg | 2025-12-30 | 162.215.249.57 |
| analytics-mail.ras.org.sg | 2025-12-28 | 162.215.249.57 |
| account-mail.ras.org.sg | 2026-02-04 | 162.215.249.57 |
| 8mail.ras.org.sg | 2025-12-27 | 162.215.249.57 |
| 18mail.ras.org.sg | 2025-12-28 | 162.215.249.57 |
| altmail.ras.org.sg | 2025-12-27 | 162.215.249.57 |
| www.ras.org.sg | 2026-02-19 | 162.215.249.57 |
| 2-www.ras.org.sg | 2026-01-31 | 162.215.249.57 |
| api-docs-www.ras.org.sg | 2026-01-02 | 162.215.249.57 |
| 7www.ras.org.sg | 2025-12-30 | 162.215.249.57 |