iP or domain name lookup

a3129410271.cdn.optimizely.com Server iP：

Current resolution：

domain resolution record：

2020-08-13-----2023-07-16 23.66.35.187

2023-07-16-----2023-07-16 23.197.128.15

2023-07-16-----2023-07-16 23.203.213.71

2023-07-16-----2023-07-16 23.194.140.66

2021-01-01-----2021-01-01 104.93.148.226

2021-01-01-----2021-01-01 223.119.217.114

2021-01-01-----2021-01-01 23.39.56.249

2021-01-01-----2021-01-01 184.84.48.214

2021-01-01-----2021-01-01 23.208.117.91

2021-01-01-----2021-01-01 104.84.99.251

2021-01-01-----2021-01-01 104.111.209.135

2021-01-01-----2021-01-01 23.79.132.215

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

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

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