iP or domain name lookup

chemistry.lafayette.edu Server iP：

Current resolution：

domain resolution record：

2023-01-03-----2023-03-28 18.155.202.72

2023-03-28-----2023-03-28 99.84.238.171

2023-03-28-----2023-03-28 54.230.21.93

2023-03-28-----2023-03-28 13.33.21.63

2023-03-28-----2023-03-28 99.84.238.104

2023-03-28-----2023-03-28 99.84.238.203

2023-03-28-----2023-03-28 65.8.158.36

2023-03-28-----2023-03-28 13.227.74.96

2023-03-28-----2023-03-28 18.155.202.110

2023-01-03-----2023-01-03 13.35.125.117

2023-01-03-----2023-01-03 54.230.112.91

2023-01-03-----2023-01-03 13.35.125.7

2023-01-03-----2023-01-03 54.230.112.126

2023-01-03-----2023-01-03 13.35.125.42

2023-01-03-----2023-01-03 13.224.189.25

2023-01-03-----2023-01-03 65.8.158.92

2023-01-03-----2023-01-03 13.33.21.72

2023-01-03-----2023-01-03 108.138.7.8

2023-01-03-----2023-01-03 18.155.202.10

2023-01-03-----2023-01-03 13.226.225.43

2019-10-13-----2019-10-13 139.147.15.223