iP or domain name lookup

start.spring.io Server iP：

Current resolution：

domain resolution record：

2024-03-18-----2024-05-16 104.18.42.155

2024-03-18-----2024-05-16 172.64.145.101

2024-02-27-----2024-03-12 104.18.14.105

2024-02-27-----2024-03-12 104.18.15.105

2023-02-14-----2024-01-25 104.20.2.65

2023-02-14-----2024-01-25 104.20.3.65

2019-04-12-----2023-02-02 104.20.5.247

2019-04-12-----2023-02-02 104.20.6.247

2017-08-16-----2018-03-02 104.17.47.2

2017-08-16-----2018-02-27 104.17.46.2

2017-01-07-----2017-01-08 104.20.2.240

2017-01-07-----2017-01-07 104.20.3.240