iP or domain name lookup

a1907620509.cdn.optimizely.com Server iP：

Current resolution：

domain resolution record：

2023-05-23-----2023-05-23 23.36.233.121

2023-05-23-----2023-05-23 184.86.106.193

2023-05-23-----2023-05-23 23.194.65.216

2023-05-23-----2023-05-23 104.103.151.77

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

2020-08-13-----2020-08-13 23.192.86.210

2020-08-13-----2020-08-13 173.223.170.172

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 23.193.135.3

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