iP or domain name lookup

cdn.cs50.net Server iP：

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domain resolution record：

2020-12-25-----2024-01-25 143.204.215.41

2021-01-11-----2024-01-25 99.84.238.190

2023-02-19-----2024-01-25 54.192.18.104

2023-02-19-----2024-01-25 54.192.18.57

2023-02-19-----2024-01-25 13.32.50.74

2023-02-19-----2024-01-25 99.84.238.140

2023-03-07-----2024-01-25 13.32.50.30

2023-03-07-----2024-01-25 54.192.18.116

2023-03-07-----2024-01-25 54.192.18.26

2024-01-10-----2024-01-25 143.204.215.71

2024-01-10-----2024-01-25 3.163.125.128

2024-01-10-----2024-01-25 3.163.125.27

2024-01-10-----2024-01-25 143.204.215.60

2024-01-10-----2024-01-25 143.204.215.51

2024-01-25-----2024-01-25 18.155.68.80

2022-05-19-----2024-01-23 13.224.141.12

2022-05-19-----2024-01-23 99.84.238.114

2022-05-19-----2024-01-23 13.224.141.46

2022-05-19-----2024-01-23 13.224.141.108

2022-05-19-----2024-01-23 13.224.141.48

2023-02-19-----2024-01-23 13.32.50.119

2023-02-19-----2024-01-23 13.32.50.8

2023-03-07-----2024-01-23 13.33.88.65

2023-03-07-----2024-01-23 99.84.238.142

2023-03-07-----2024-01-23 13.33.88.91

2023-10-18-----2024-01-23 18.155.192.92

2024-01-10-----2024-01-23 3.163.125.7

2024-01-10-----2024-01-23 13.33.88.112

2024-01-10-----2024-01-23 3.163.125.109

2024-01-13-----2024-01-23 18.155.192.108

2024-01-13-----2024-01-23 18.155.192.113

2024-01-23-----2024-01-23 99.86.207.19

2024-01-13-----2024-01-13 13.226.120.15

2024-01-13-----2024-01-13 13.226.120.18

2024-01-13-----2024-01-13 18.155.192.80

2024-01-13-----2024-01-13 13.226.120.81

2024-01-13-----2024-01-13 18.67.51.93

2024-01-10-----2024-01-10 99.86.207.106

2023-02-19-----2023-10-18 18.65.168.41

2023-03-07-----2023-10-18 13.33.88.2

2023-10-18-----2023-10-18 108.138.7.108

2023-03-07-----2023-07-02 18.155.181.97

2023-03-07-----2023-07-02 52.222.214.19

2019-08-24-----2023-03-07 13.225.103.69

2019-09-10-----2023-03-07 13.225.103.113

2019-11-03-----2023-03-07 13.225.103.99

2020-10-30-----2023-03-07 13.226.210.72

2020-11-01-----2023-03-07 13.226.210.5

2023-02-19-----2023-03-07 13.226.210.59

2023-02-19-----2023-03-07 13.249.167.110