iP or domain name lookup

opticaltest.com Server iP：

Current resolution：

domain resolution record：

2025-09-25-----2026-02-26 51.38.118.40

2023-09-14-----2024-10-29 54.38.220.210

2023-04-08-----2023-04-08 51.68.163.21

2023-02-28-----2023-02-28 54.37.91.40

2022-12-16-----2022-12-16 162.19.190.28

2022-05-01-----2022-05-01 141.95.49.104

2021-03-08-----2021-04-18 23.224.77.85

2020-09-21-----2020-12-30 23.224.6.30

2019-09-04-----2019-10-02 23.225.178.118

2019-07-14-----2019-07-14 23.224.4.29

2018-03-10-----2018-03-10 104.156.231.152

2017-07-21-----2017-07-21 108.61.220.139

2017-02-04-----2017-03-23 128.199.255.3