| Date | IP Address |
| 2022-03-09 | 23.221.236.138 (ClassC) |
| 2022-03-10 | 23.63.73.162 (ClassC) |
| 2022-03-22 | 184.31.1.19 (ClassC) |
| 2022-06-03 | 23.54.18.193 (ClassC) |
| 2022-06-23 | 104.96.163.199 (ClassC) |
| 2022-06-23 | 184.31.0.212 (ClassC) |
| 2022-07-18 | 23.59.177.141 (ClassC) |
| 2024-08-04 | 23.46.17.16 (ClassC) |
| 2024-08-18 | 23.54.19.192 (ClassC) |
| 2024-09-03 | 104.98.114.136 (ClassC) |
| 2024-10-02 | 23.54.19.107 (ClassC) |
| 2024-10-09 | 23.194.116.141 (ClassC) |
| 2025-01-06 | 23.46.228.170 (ClassC) |
| 2025-01-24 | 23.46.228.168 (ClassC) |
| Date | Domain | IP |
| pdcsmtp02.incometax.gov.in | 2013-04-18 | 125.19.19.84 |
| static.incometax.gov.in | 2023-08-04 | 23.212.252.130 |
| eportal.incometax.gov.in | 2024-10-14 | 43.239.61.11 |
| info.incometax.gov.in | 2024-08-04 | 23.46.17.16 |
| chatbot.incometax.gov.in | 2024-08-24 | 43.239.61.16 |
| www.incometax.gov.in | 2023-08-04 | 23.211.60.53 |