iP or domain name lookup

821c51.com Server iP：

Current resolution：

domain resolution record：

2024-01-26-----2024-03-16 142.252.237.79

2023-09-23-----2023-09-23 223.75.236.241

2023-09-23-----2023-09-23 104.252.218.133

2023-05-14-----2023-05-14 45.33.18.44

2021-10-09-----2021-10-09 46.149.199.26

2021-10-09-----2021-10-09 66.232.6.179

2021-10-09-----2021-10-09 103.82.214.109

2021-10-09-----2021-10-09 147.92.38.23

2021-06-13-----2021-06-13 207.148.35.109

2021-06-13-----2021-06-13 43.252.162.207

2021-06-13-----2021-06-13 46.149.197.223

2021-06-13-----2021-06-13 66.203.148.189

2020-11-28-----2021-01-09 103.194.184.21

2019-12-15-----2019-12-15 103.194.184.20

2019-07-25-----2019-07-26 66.232.12.183

2019-07-25-----2019-07-25 103.85.254.184

2019-07-25-----2019-07-25 46.149.197.228

2019-07-25-----2019-07-25 46.149.197.210