| Date | IP Address |
| 2023-08-04 | 104.18.8.150 (ClassC) |
| 2023-08-18 | 104.18.9.150 (ClassC) |
| 2024-08-08 | 104.18.0.37 (ClassC) |
| 2025-09-25 | 104.18.36.252 (ClassC) |
| 2026-01-04 | 172.64.151.4 (ClassC) |
| Date | Domain | IP |
| beta-old.quillbot.com | 2025-09-12 | 104.18.36.252 |
| blog.quillbot.com | 2025-09-11 | 104.18.36.252 |
| auth.quillbot.com | 2025-08-06 | 151.101.65.195 |
| email.quillbot.com | 2025-07-01 | 34.102.239.211 |
| stream.quillbot.com | 2025-07-12 | 172.64.151.4 |
| gtm.quillbot.com | 2023-08-04 | 104.18.8.150 |
| demo.quillbot.com | 2025-06-25 | 172.64.149.213 |
| app.quillbot.com | 2025-11-19 | 172.64.151.4 |
| sentry-webapp.quillbot.com | 2025-09-21 | 34.110.247.135 |
| collector.quillbot.com | 2025-09-25 | 35.244.251.182 |
| libs.quillbot.com | 2023-08-04 | 104.18.8.150 |
| metrics.quillbot.com | 2024-04-22 | 142.250.69.211 |
| analytics.quillbot.com | 2025-08-10 | 104.18.36.252 |
| r.updates.quillbot.com | 2025-01-21 | 1.179.112.196 |
| paraphrasing-tool.partners.quillbot.com | 2025-07-04 | 172.64.151.4 |
| assets.quillbot.com | 2023-08-16 | 104.18.8.150 |
| iglu.quillbot.com | 2025-12-30 | 35.244.251.182 |
| www.quillbot.com | 2023-08-18 | 104.18.8.150 |
| try.quillbot.com | 2025-08-02 | 104.18.10.212 |
| sentry.quillbot.com | 2025-12-31 | 35.244.171.94 |