| Date | IP Address |
| 2023-09-09 | 131.130.249.231 (ClassC) |
| 2023-12-10 | 131.130.249.233 (ClassC) |
| 2025-08-12 | 198.251.90.127 (ClassC) |
| Date | Domain | IP |
| ns1.nic.at | 2025-07-22 | 192.174.68.98 |
| www2.nic.at | 2025-01-15 | 131.130.249.237 |
| ns5.nic.at | 2025-07-30 | 194.58.198.32 |
| domainfinder.nic.at | 2024-09-01 | 131.130.249.237 |
| newsletter.nic.at | 2025-05-07 | 193.104.82.99 |
| crawler.labs.nic.at | 2025-04-29 | 83.136.32.140 |
| whois.nic.at | 2017-12-04 | 83.136.36.27 |
| speed3.ops.nic.at | 2025-06-26 | 5.9.111.116 |
| lb.ops.nic.at | 2025-08-05 | 131.130.249.233 |
| talk.ops.nic.at | 2025-04-28 | 5.9.111.109 |
| controller.talk.ops.nic.at | 2025-07-03 | 5.9.111.109 |
| access.talk.ops.nic.at | 2025-05-11 | 5.9.111.109 |
| comm.ops.nic.at | 2025-05-09 | 5.9.111.109 |
| meet.ops.nic.at | 2025-04-30 | 5.9.111.109 |
| chat.nic.at | 2025-08-09 | 5.9.111.78 |
| stat.nic.at | 2025-07-19 | 83.136.34.160 |
| www.nic.at | 2023-09-09 | 131.130.249.231 |