| Date | IP Address |
| 2021-02-27 | 45.207.91.47 (ClassC) |
| 2024-04-22 | 161.123.30.8 (ClassC) |
| 2024-07-31 | 154.202.185.4 (ClassC) |
| 2024-09-01 | 156.236.130.100 (ClassC) |
| 2024-11-21 | 172.65.185.109 (ClassC) |
| 2024-12-27 | 156.224.129.226 (ClassC) |
| 2025-01-29 | 104.221.245.235 (ClassC) |
| 2025-05-13 | 103.196.62.181 (ClassC) |
| Date | Domain | IP |
| pop3.yeslong.com | 2025-05-08 | 103.196.62.181 |
| auth.yeslong.com | 2024-09-06 | 47.243.248.86 |
| secureimap.yeslong.com | 2024-11-28 | 172.65.185.109 |