iP or domain name lookup

1.adcourse.applinzi.com Server iP：

Current resolution：

domain resolution record：

2022-05-17-----2023-12-09 127.0.0.1

2019-07-15-----2021-02-02 220.181.136.170

2020-06-04-----2021-02-02 220.181.136.132

2019-07-15-----2020-11-05 220.181.136.150

2017-08-28-----2018-01-17 202.108.35.235

2017-08-29-----2018-01-17 202.108.35.250

2017-08-26-----2017-08-28 202.108.35.194

2017-08-26-----2017-08-28 202.108.35.237

2016-11-11-----2017-08-01 220.181.136.30

2016-11-11-----2017-08-01 220.181.136.41

2017-08-01-----2017-08-01 220.181.136.55

2016-11-11-----2016-12-18 61.172.201.141

2016-11-11-----2016-12-18 202.108.35.224

2016-11-11-----2016-12-18 61.172.201.142

2016-12-18-----2016-12-18 202.108.35.225

2016-11-11-----2016-11-11 221.179.190.242

2016-11-11-----2016-11-11 202.108.35.226