iP or domain name lookup

mp.yc1617.com Server iP：

Current resolution：

domain resolution record：

2022-09-13-----2022-09-13 142.91.196.150

2022-06-09-----2022-06-09 170.106.51.171

2022-06-09-----2022-06-09 43.130.100.60

2022-06-09-----2022-06-09 43.130.65.190

2018-12-06-----2018-12-06 120.78.174.203

2018-11-22-----2018-11-22 120.78.179.105