iP or domain name lookup

a1.redtu.net Server iP：

Current resolution：

domain resolution record：

2024-09-17-----2024-10-18 180.101.45.100

2022-10-19-----2023-08-13 103.239.247.245

2022-02-09-----2022-07-24 221.181.185.36

2022-02-09-----2022-07-24 222.187.227.152

2022-02-09-----2022-07-24 153.36.232.25

2022-02-18-----2022-07-24 127.0.0.1

2021-06-23-----2021-07-12 221.181.200.218

2021-06-23-----2021-07-12 60.217.246.26

2021-06-23-----2021-07-12 58.218.215.124

2021-06-23-----2021-07-12 114.80.187.73

2021-07-12-----2021-07-12 125.37.206.222

2021-07-12-----2021-07-12 36.102.212.88

2021-06-23-----2021-06-23 101.72.205.211

2021-06-23-----2021-06-23 124.236.20.139

2021-06-23-----2021-06-23 61.172.205.220

2021-06-23-----2021-06-23 113.229.252.248

2021-06-23-----2021-06-23 125.76.247.184

2021-06-23-----2021-06-23 140.249.61.183