| Date | IP Address |
| 2019-12-02 | 192.185.5.11 (ClassC) |
| 2024-09-24 | 52.96.181.72 (ClassC) |
| 2024-10-31 | 52.96.113.216 (ClassC) |
| 2025-04-21 | 52.96.164.248 (ClassC) |
| 2025-05-03 | 52.96.241.72 (ClassC) |
| 2026-02-03 | 52.96.113.248 (ClassC) |
| Date | Domain | IP |
| enwseattle.engineersnw.com | 2025-06-04 | 192.185.5.11 |
| webdisk.engineersnw.com | 2025-05-05 | 192.185.5.11 |
| cpanel.engineersnw.com | 2025-05-05 | 192.185.5.11 |
| mail.engineersnw.com | 2025-05-12 | 192.185.5.11 |
| ftp.engineersnw.com | 2025-05-11 | 192.185.5.11 |
| autodiscover.engineersnw.com | 2024-09-24 | 52.96.181.72 |
| cpcalendars.engineersnw.com | 2025-04-27 | 192.185.5.11 |
| cpcontacts.engineersnw.com | 2025-05-05 | 192.185.5.11 |
| projects.engineersnw.com | 2025-05-19 | 192.185.5.11 |