iP or domain name lookup

smtcdns.com Server iP：

Current resolution：

domain resolution record：

2025-01-11-----2025-01-11 104.26.4.148

2024-10-20-----2024-10-20 104.26.5.148

2022-03-18-----2024-01-05 45.79.19.196

2023-02-14-----2023-02-14 72.14.178.174

2022-03-15-----2022-03-15 45.33.23.183

2021-09-10-----2022-02-16 45.11.57.36

2020-12-04-----2020-12-12 52.128.23.153

2020-11-18-----2020-11-27 69.172.201.208

2019-12-15-----2019-12-18 79.124.78.105

2019-12-18-----2019-12-18 79.124.78.101

2019-07-07-----2019-07-07 78.142.29.210

2018-10-25-----2018-10-25 221.179.46.194