| Date | IP Address |
| 2021-04-13 | 54.154.108.204 (ClassC) |
| 2024-12-18 | 54.78.9.6 (ClassC) |
| 2025-03-24 | 54.77.100.93 (ClassC) |
| 2025-08-26 | 34.250.133.235 (ClassC) |
| Date | Domain | IP |
| 5x1000.uidu.org | 2024-07-30 | 63.35.12.39 |
| mx01.uidu.org | 2025-04-03 | 52.17.25.203 |
| mail1.uidu.org | 2024-10-01 | 34.249.138.151 |
| smtp1.uidu.org | 2024-08-28 | 54.228.4.193 |
| www1.uidu.org | 2024-09-09 | 54.78.187.253 |
| mail2.uidu.org | 2024-12-18 | 54.78.9.6 |
| imap2.uidu.org | 2024-08-06 | 52.51.10.54 |
| mail4.uidu.org | 2025-05-12 | 52.208.8.119 |
| volontariexpo2015.uidu.org | 2024-08-12 | 63.32.158.34 |
| mail5.uidu.org | 2024-07-31 | 52.31.243.233 |
| mail7.uidu.org | 2024-10-27 | 52.19.72.99 |
| poczta.uidu.org | 2024-08-22 | 63.33.10.241 |
| dashboard.uidu.org | 2024-08-22 | 34.255.236.74 |
| l.uidu.org | 2024-08-15 | 34.255.236.74 |
| webmail.uidu.org | 2024-10-24 | 52.19.72.99 |
| vmail.uidu.org | 2024-08-23 | 63.33.10.241 |
| spam.uidu.org | 2024-08-03 | 63.33.178.111 |
| antispam.uidu.org | 2024-10-20 | 34.251.119.135 |
| pop.uidu.org | 2024-07-29 | 52.19.0.10 |
| smtp.uidu.org | 2024-09-02 | 54.78.187.253 |
| mailserver.uidu.org | 2025-01-20 | 34.243.100.199 |
| sales.uidu.org | 2025-04-04 | 52.17.25.203 |
| contacts.uidu.org | 2024-08-23 | 63.33.10.241 |
| grants.uidu.org | 2024-07-29 | 63.35.12.39 |
| 2fgrants.uidu.org | 2024-07-29 | 63.35.12.39 |
| 252fgrants.uidu.org | 2024-09-28 | 34.249.138.151 |
| events.uidu.org | 2025-02-22 | 18.203.132.108 |
| mailout.uidu.org | 2024-09-06 | 54.246.172.207 |
| mbox.uidu.org | 2024-08-09 | 63.32.158.34 |
| mailrelay.uidu.org | 2024-07-29 | 52.19.0.10 |