iP or domain name lookup

knock.com Server iP：

Current resolution：

domain resolution record：

2024-01-07-----2024-01-08 3.91.116.145

2024-01-07-----2024-01-07 107.20.151.92

2024-01-07-----2024-01-07 52.207.91.39

2024-01-07-----2024-01-07 44.208.247.163

2024-01-07-----2024-01-07 54.84.156.228

2024-01-07-----2024-01-07 3.218.12.8

2023-09-19-----2023-09-20 3.93.233.201

2023-09-19-----2023-09-20 44.194.182.187

2023-09-19-----2023-09-20 54.88.250.147

2023-09-19-----2023-09-20 18.233.205.104

2023-09-19-----2023-09-20 18.214.27.255

2023-09-19-----2023-09-19 35.175.66.120

2023-02-08-----2023-02-08 52.200.47.157

2023-02-08-----2023-02-08 52.44.47.55

2023-02-08-----2023-02-08 3.223.92.177

2023-02-08-----2023-02-08 34.225.143.237

2022-12-26-----2022-12-26 34.205.234.173

2022-12-26-----2022-12-26 52.71.178.93

2022-12-26-----2022-12-26 3.214.128.179

2022-12-26-----2022-12-26 18.233.250.239

2022-12-26-----2022-12-26 54.174.253.105

2022-08-15-----2022-08-15 52.200.254.162

2022-08-15-----2022-08-15 52.202.144.2

2022-08-15-----2022-08-15 52.54.15.96

2022-08-15-----2022-08-15 54.145.77.134