iP or domain name lookup

optimizely.com Server iP：

Current resolution：

domain resolution record：

2023-05-19-----2024-10-26 217.114.94.2

2021-08-16-----2023-04-26 217.114.85.70

2017-11-17-----2021-07-03 151.101.128.67

2017-11-17-----2021-07-03 151.101.0.67

2017-11-17-----2021-05-12 151.101.192.67

2017-11-17-----2021-04-26 151.101.64.67

2017-01-12-----2017-01-13 23.235.33.67

2017-01-12-----2017-01-13 104.156.85.67

2017-01-12-----2017-01-13 104.156.81.67

2017-01-12-----2017-01-13 23.235.37.67