| Date | IP Address |
| 2021-02-16 | 35.199.157.148 (ClassC) |
| 2025-10-24 | 35.212.116.41 (ClassC) |
| Date | Domain | IP |
| mail10.sterling-insurance.com | 2025-10-24 | 35.212.116.41 |
| mail02.sterling-insurance.com | 2025-10-24 | 35.212.116.41 |
| mx2.sterling-insurance.com | 2025-10-24 | 35.212.116.41 |
| mail9.sterling-insurance.com | 2025-10-24 | 35.212.116.41 |
| zimbra.sterling-insurance.com | 2025-10-24 | 35.212.116.41 |
| posta.sterling-insurance.com | 2025-10-24 | 35.212.116.41 |
| poczta.sterling-insurance.com | 2025-10-24 | 35.212.116.41 |
| gate.sterling-insurance.com | 2025-10-24 | 35.212.116.41 |
| webmail.sterling-insurance.com | 2025-10-24 | 35.212.116.41 |
| gw.sterling-insurance.com | 2025-10-24 | 35.212.116.41 |
| mx.sterling-insurance.com | 2025-10-24 | 35.212.116.41 |