| Date | IP Address |
| 2016-02-16 | 23.48.99.45 (ClassC) |
| 2017-01-12 | 104.106.17.88 (ClassC) |
| 2019-05-29 | 23.4.115.225 (ClassC) |
| 2024-12-25 | 54.68.182.72 (ClassC) |
| Date | Domain | IP |
| distmedia.dorma.com | 2014-05-06 | 54.230.6.151 |
| autodiscover.dorma.com | 2024-09-15 | 52.96.119.104 |
| www.dorma.com | 2024-12-25 | 54.68.182.72 |