| Date | IP Address |
| 2013-07-06 | 54.251.155.185 (ClassC) |
| 2013-07-06 | 54.251.153.127 (ClassC) |
| 2023-08-27 | 52.74.121.107 (ClassC) |
| 2024-10-26 | 13.229.12.61 (ClassC) |
| 2025-04-24 | 204.246.191.40 (ClassC) |
| Date | Domain | IP |
| legend.onemap.sg | 2024-03-06 | 99.84.66.66 |
| mobile.onemap.sg | 2024-02-17 | 204.246.191.125 |
| hm.onemap.sg | 2015-01-27 | 54.231.243.75 |
| ohm.onemap.sg | 2024-02-27 | 54.179.236.202 |
| cdn.onemap.sg | 2024-02-18 | 204.246.191.108 |
| maps-json.onemap.sg | 2024-01-09 | 204.246.191.3 |
| www.onemap.sg | 2023-11-01 | 13.251.73.119 |
| web-www.onemap.sg | 2024-03-26 | 18.64.67.30 |