iP or domain name lookup

cdn.schoology.com Server iP：

Current resolution：

domain resolution record：

2021-10-18-----2023-09-25 54.192.16.243

2021-10-18-----2023-09-25 99.84.135.244

2023-03-20-----2023-09-25 99.84.57.251

2023-03-22-----2023-09-25 108.138.15.250

2023-09-24-----2023-09-25 3.163.28.244

2023-09-24-----2023-09-25 13.227.78.253

2023-09-24-----2023-09-25 13.227.56.241

2023-09-25-----2023-09-25 13.227.242.244

2023-09-25-----2023-09-25 65.9.33.248

2023-09-24-----2023-09-24 52.222.155.254

2023-03-22-----2023-03-22 18.155.67.252

2023-03-22-----2023-03-22 18.155.206.243

2021-10-18-----2023-03-20 13.225.154.243

2021-10-18-----2023-03-20 13.225.101.250

2023-03-20-----2023-03-20 54.192.21.253

2023-03-20-----2023-03-20 13.227.243.248

2023-03-20-----2023-03-20 13.226.210.252

2021-10-18-----2021-10-18 13.249.158.253

2021-10-18-----2021-10-18 13.35.126.245

2021-10-18-----2021-10-18 18.65.145.251