| Date | IP Address |
| 2021-03-29 | 104.22.62.214 (ClassC) |
| 2025-10-06 | 172.66.156.208 (ClassC) |
| 2025-12-11 | 104.20.43.221 (ClassC) |
| Date | Domain | IP |
| idp100-2.trezor.gov.rs | 2025-07-31 | 104.20.43.221 |
| rmhd.trezor.gov.rs | 2025-07-05 | 172.67.13.199 |
| notification-service.trezor.gov.rs | 2025-08-28 | 172.66.156.208 |
| crf.trezor.gov.rs | 2025-07-31 | 172.66.156.208 |
| rcrf.trezor.gov.rs | 2025-08-28 | 172.66.156.208 |
| rpmi.trezor.gov.rs | 2025-07-05 | 172.67.13.199 |
| zpk.trezor.gov.rs | 2025-09-27 | 104.20.43.221 |
| rzpk.trezor.gov.rs | 2025-11-10 | 104.20.43.221 |
| rino.trezor.gov.rs | 2025-07-05 | 104.22.31.96 |
| idp.trezor.gov.rs | 2025-07-31 | 104.20.43.221 |
| ridp.trezor.gov.rs | 2025-07-05 | 172.67.13.199 |
| mapp.trezor.gov.rs | 2025-07-05 | 172.67.13.199 |
| zr.trezor.gov.rs | 2025-10-10 | 172.66.156.208 |
| rzr.trezor.gov.rs | 2025-07-31 | 104.20.43.221 |
| kjs.trezor.gov.rs | 2025-09-19 | 104.20.43.221 |
| spisakkjs.trezor.gov.rs | 2025-07-05 | 104.22.30.96 |
| registarkjs.trezor.gov.rs | 2025-10-08 | 172.66.156.208 |
| testkjs.trezor.gov.rs | 2024-03-22 | 104.22.30.96 |
| jls.trezor.gov.rs | 2025-11-07 | 104.20.43.221 |
| zapos.trezor.gov.rs | 2025-09-28 | 172.66.156.208 |
| redomat.trezor.gov.rs | 2025-10-21 | 172.66.156.208 |
| epp-test.trezor.gov.rs | 2025-09-29 | 172.66.156.208 |
| crftest.trezor.gov.rs | 2025-10-06 | 172.66.156.208 |
| crfrtest.trezor.gov.rs | 2025-07-31 | 104.20.43.221 |
| zrtest.trezor.gov.rs | 2025-07-31 | 104.20.43.221 |
| rzrtest.trezor.gov.rs | 2025-10-03 | 104.20.43.221 |
| jlstest.trezor.gov.rs | 2025-07-31 | 172.66.156.208 |
| www.trezor.gov.rs | 2025-08-28 | 172.66.156.208 |