| Date | IP Address |
| 2020-08-07 | 34.230.140.251 (ClassC) |
| 2020-11-21 | 35.171.64.134 (ClassC) |
| 2021-02-27 | 52.4.54.176 (ClassC) |
| 2021-03-26 | 52.200.149.53 (ClassC) |
| 2021-04-12 | 34.200.33.224 (ClassC) |
| 2021-12-09 | 52.72.255.252 (ClassC) |
| 2021-12-09 | 54.235.161.166 (ClassC) |
| 2023-11-01 | 18.161.6.77 (ClassC) |
| 2024-03-02 | 76.76.21.9 (ClassC) |
| 2024-07-14 | 76.76.21.241 (ClassC) |
| 2024-09-14 | 76.76.21.22 (ClassC) |
| 2024-12-22 | 66.33.60.67 (ClassC) |
| 2025-01-10 | 76.76.21.123 (ClassC) |
| 2025-04-04 | 66.33.60.130 (ClassC) |
| 2025-05-09 | 76.76.21.98 (ClassC) |
| 2025-05-15 | 76.76.21.61 (ClassC) |
| 2025-07-14 | 66.33.60.35 (ClassC) |
| 2025-08-24 | 66.33.60.66 (ClassC) |
| 2025-09-04 | 66.33.60.193 (ClassC) |
| 2026-02-11 | 66.33.60.194 (ClassC) |
| 2026-02-15 | 76.76.21.142 (ClassC) |
| Date | Domain | IP |
| cerberus.prod.knock.com | 2025-07-20 | 44.214.125.108 |
| loan.knock.com | 2026-01-24 | 172.65.242.70 |
| customerio.knock.com | 2026-01-21 | 35.244.218.227 |
| www.knock.com | 2023-11-01 | 18.161.6.77 |
| apply.knock.com | 2024-10-26 | 34.206.164.106 |
| my.knock.com | 2024-07-30 | 76.76.21.142 |