| Date | Domain | IP |
| webapp-middleware.21buttons.com | 2025-02-10 | 34.247.242.109 |
| catalog.21buttons.com | 2024-06-10 | 212.102.46.9 |
| api.21buttons.com | 2024-07-26 | 54.246.160.57 |
| aws-api.21buttons.com | 2024-04-14 | 34.247.121.18 |
| link.21buttons.com | 2024-07-09 | 52.214.54.247 |
| mail.21buttons.com | 2025-09-01 | 185.22.229.25 |
| cdn.21buttons.com | 2024-03-13 | 151.139.128.10 |
| webapp-cdn.21buttons.com | 2025-04-16 | 212.102.46.11 |
| app.21buttons.com | 2024-06-29 | 52.51.120.183 |
| nws.21buttons.com | 2025-09-01 | 217.116.16.235 |
| www.21buttons.com | 2023-11-13 | 54.75.23.126 |