iP or domain name lookup

bcs.duapp.com Server iP：

Current resolution：

domain resolution record：

2019-07-19-----2024-04-11 103.235.46.61

2020-05-08-----2023-09-17 111.63.96.3

2023-09-17-----2023-09-17 119.249.103.5

2023-09-17-----2023-09-17 36.110.192.178

2023-09-17-----2023-09-17 157.148.69.242

2023-09-17-----2023-09-17 182.61.129.11

2019-07-19-----2022-06-07 220.181.33.43

2019-07-19-----2022-06-07 220.181.33.44

2021-05-26-----2022-06-07 111.206.210.81

2022-06-07-----2022-06-07 111.206.210.93

2022-06-07-----2022-06-07 112.34.116.38

2018-01-16-----2021-05-26 111.206.47.194

2021-05-26-----2021-05-26 112.34.111.44

2017-12-08-----2020-05-08 202.106.5.21

2017-12-08-----2019-11-05 112.34.112.29

2019-07-19-----2019-11-05 39.156.69.23

2017-01-12-----2018-01-17 220.181.172.34

2017-12-08-----2018-01-17 180.149.142.214

2017-01-12-----2017-09-22 111.13.107.13

2017-01-12-----2017-09-22 220.181.175.14

2017-01-12-----2017-09-22 111.13.107.19

2017-01-12-----2017-09-22 220.181.175.16

2017-03-10-----2017-09-22 111.206.38.19

2017-03-10-----2017-09-22 220.181.172.35

2017-01-12-----2017-09-02 111.206.47.195

2017-06-20-----2017-09-02 111.13.104.12

2017-01-12-----2017-08-28 111.206.38.20

2017-01-12-----2017-08-04 111.13.104.13