| Date | IP Address |
| 2019-11-16 | 61.184.215.228 (ClassC) |
| 2020-01-14 | 219.238.20.86 (ClassC) |
| 2020-01-14 | 219.238.20.87 (ClassC) |
| 2020-01-14 | 219.238.20.101 (ClassC) |
| 2020-01-14 | 219.238.20.83 (ClassC) |
| 2020-01-14 | 219.238.20.85 (ClassC) |
| 2024-07-06 | 180.163.148.214 (ClassC) |
| 2024-08-14 | 61.170.80.230 (ClassC) |
| 2024-08-21 | 180.163.145.184 (ClassC) |
| 2024-09-02 | 61.170.80.231 (ClassC) |
| 2024-10-04 | 180.163.141.218 (ClassC) |
| 2024-12-10 | 61.170.80.233 (ClassC) |
| 2025-01-12 | 180.163.147.217 (ClassC) |
| 2025-02-02 | 222.73.33.242 (ClassC) |
| 2025-03-05 | 101.226.28.234 (ClassC) |
| 2025-03-08 | 61.170.77.206 (ClassC) |
| 2025-04-07 | 180.163.140.215 (ClassC) |
| Date | Domain | IP |
| imap1.sinyonet.com | 2024-07-04 | 180.163.147.219 |
| mail2.sinyonet.com | 2024-09-21 | 180.163.145.148 |
| 4399.sinyonet.com | 2024-07-06 | 180.163.148.214 |
| poczta.sinyonet.com | 2024-03-10 | 117.60.138.223 |
| auth.sinyonet.com | 2024-06-03 | 117.68.72.207 |
| api.sinyonet.com | 2025-03-06 | 114.67.171.161 |
| forum.sinyonet.com | 2024-07-25 | 61.170.80.232 |
| mailin.sinyonet.com | 2024-04-19 | 222.186.18.221 |
| pop.sinyonet.com | 2024-06-13 | 180.163.207.109 |
| mailer.sinyonet.com | 2025-03-06 | 180.163.147.214 |
| mailserver.sinyonet.com | 2024-03-09 | 117.60.138.229 |
| mailout.sinyonet.com | 2024-09-30 | 114.80.179.246 |
| www.sinyonet.com | 2024-12-24 | 47.246.23.227 |
| mx.sinyonet.com | 2024-02-22 | 61.160.227.211 |