iP or domain name lookup

ytk12.com Server iP：

Current resolution：

domain resolution record：

2025-09-14-----2025-09-14 156.239.106.18

2024-10-10-----2025-03-05 154.39.180.86

2024-12-28-----2024-12-28 127.0.0.1

2024-07-23-----2024-07-23 91.195.240.12

2022-01-03-----2024-04-11 172.67.222.209

2022-01-03-----2024-04-11 104.21.62.99

2021-07-17-----2021-10-31 172.67.171.216

2021-07-17-----2021-10-31 104.21.39.237