iP or domain name lookup

a166688199.cdn.optimizely.com Server iP：

Current resolution：

domain resolution record：

2023-07-15-----2023-07-21 23.203.213.71

2023-07-15-----2023-07-21 23.194.140.66

2023-07-21-----2023-07-21 23.15.147.149

2023-07-21-----2023-07-21 2.23.78.22

2023-07-15-----2023-07-15 88.221.188.193

2023-07-15-----2023-07-15 23.202.140.82

2020-12-24-----2020-12-24 23.66.246.235

2020-12-24-----2020-12-24 23.74.210.203

2020-12-24-----2020-12-24 104.93.148.226

2020-12-24-----2020-12-24 2.17.191.240

2020-08-13-----2020-08-13 23.2.132.95

2020-08-13-----2020-08-13 23.79.164.102

2020-08-13-----2020-08-13 23.76.94.168

2020-08-13-----2020-08-13 104.85.205.135

2020-08-13-----2020-08-13 118.214.77.216

2020-08-13-----2020-08-13 23.10.0.247

2020-08-13-----2020-08-13 23.50.20.214

2020-08-13-----2020-08-13 23.66.35.187

2020-08-13-----2020-08-13 23.12.77.134