iP or domain name lookup

a2648101639.cdn.optimizely.com Server iP：

Current resolution：

domain resolution record：

2023-07-09-----2023-07-09 2.17.191.240

2023-07-09-----2023-07-09 23.202.140.82

2023-07-09-----2023-07-09 23.194.140.66

2023-07-09-----2023-07-09 23.203.213.71

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

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

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

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

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

2020-08-13-----2020-08-13 104.102.151.86