| Property | Value |
| Name | INLAND REVENUE AUTHORITY OF SINGAPORE |
| NameServer | A16-67.AKAM.NET |
| Created | 1996-04-01 00:00:00 |
| Changed | 2016-03-01 15:50:42 |
| Expires | 2017-03-31 00:00:00 |
| Registrar | GOVERNMENT TECHNOLOG |
| Date | IP Address |
| 2023-08-25 | 23.74.137.123 (ClassC) |
| 2024-01-02 | 2.17.196.168 (ClassC) |
| 2024-01-02 | 2.17.196.99 (ClassC) |
| 2024-07-17 | 23.41.4.81 (ClassC) |
| 2024-08-09 | 104.96.163.147 (ClassC) |
| 2024-08-25 | 23.46.17.61 (ClassC) |
| 2025-01-09 | 23.41.4.85 (ClassC) |
| 2025-01-12 | 23.41.4.68 (ClassC) |
| Date | Domain | IP |
| oidc.prod.iras.gov.sg | 2023-08-25 | 23.74.137.123 |
| apiservices.iras.gov.sg | 2023-08-26 | 23.193.82.86 |
| eappointment.iras.gov.sg | 2024-11-24 | 13.76.255.31 |
| eort.iras.gov.sg | 2023-08-26 | 184.30.98.132 |
| oidc.stgort.iras.gov.sg | 2023-08-25 | 23.74.137.123 |
| www.iras.gov.sg | 2024-10-12 | 104.16.213.134 |
| mytax.iras.gov.sg | 2023-08-26 | 23.193.82.86 |
| apisandbox.iras.gov.sg | 2023-08-26 | 23.193.82.86 |