iP or domain name lookup

4th.rcv.sandai.net Server iP：

Current resolution：

domain resolution record：

2019-12-16-----2022-09-19 140.206.225.157

2020-01-08-----2022-09-19 183.192.205.169

2020-01-08-----2022-09-19 139.224.204.61

2020-01-08-----2022-09-19 180.163.203.56

2019-05-07-----2019-07-16 47.102.49.49

2019-05-07-----2019-07-16 47.102.51.28

2019-05-07-----2019-07-16 47.102.49.25

2017-03-30-----2019-02-11 61.155.184.212

2017-03-30-----2019-02-11 61.155.184.62

2017-03-30-----2019-02-11 112.87.43.212

2017-03-30-----2019-02-11 112.87.43.207

2017-03-30-----2019-02-11 61.155.184.204

2017-08-01-----2019-02-11 112.87.43.62

2017-08-01-----2019-02-11 112.87.43.204

2017-12-13-----2019-02-11 61.155.184.65

2017-12-13-----2019-02-11 112.87.43.65

2019-02-11-----2019-02-11 112.87.43.63

2017-12-13-----2018-01-18 112.87.43.66

2017-12-13-----2018-01-18 61.155.184.66

2018-01-18-----2018-01-18 61.155.184.63

2017-03-30-----2017-12-13 61.155.184.207

2017-08-01-----2017-12-13 61.155.184.205

2017-03-30-----2017-10-30 112.87.43.205

2017-08-26-----2017-10-30 112.87.43.211

2017-03-30-----2017-09-03 112.87.43.206

2017-08-01-----2017-09-03 112.87.43.208