iP or domain name lookup

cesu1.zhenglin.tech Server iP：

Current resolution：

domain resolution record：

2023-05-26-----2023-05-26 113.2.155.147

2023-05-26-----2023-05-26 42.103.247.174

2023-01-08-----2023-05-19 113.2.155.90

2023-05-19-----2023-05-19 42.103.247.67

2023-05-09-----2023-05-09 113.2.155.50

2023-05-09-----2023-05-09 42.103.247.62

2023-04-30-----2023-04-30 113.2.155.2

2023-04-30-----2023-04-30 42.103.247.26

2023-04-13-----2023-04-13 42.103.247.92

2023-04-13-----2023-04-13 113.2.155.156

2023-04-08-----2023-04-08 42.103.247.254

2023-04-08-----2023-04-08 113.2.155.225

2023-03-16-----2023-03-16 42.103.240.60

2023-03-16-----2023-03-16 113.2.155.187

2023-02-14-----2023-02-17 113.2.155.31

2023-02-14-----2023-02-17 42.103.240.117

2023-02-11-----2023-02-11 42.103.241.246

2023-02-11-----2023-02-11 113.2.155.170

2023-01-30-----2023-01-31 42.103.240.248

2023-01-30-----2023-01-31 113.2.155.129

2022-11-25-----2023-01-23 113.2.155.163

2023-01-21-----2023-01-23 42.103.241.45

2023-01-08-----2023-01-08 42.103.241.162

2022-12-21-----2022-12-21 42.103.241.206

2022-12-21-----2022-12-21 113.2.155.120

2022-12-18-----2022-12-18 42.103.242.51

2022-12-18-----2022-12-18 113.2.155.8

2022-11-25-----2022-11-25 42.103.244.215