iP or domain name lookup

120.zju.edu.cn Server iP：

Current resolution：

domain resolution record：

2019-07-12-----2022-03-03 210.32.159.206

2019-12-09-----2019-12-09 117.23.61.116

2019-12-09-----2019-12-09 113.207.76.15

2017-09-05-----2018-01-21 118.212.233.218

2017-12-14-----2018-01-21 180.97.158.168

2017-12-14-----2017-12-15 117.23.61.138

2017-09-04-----2017-12-14 221.236.7.146

2017-09-04-----2017-12-14 221.236.7.230

2017-09-05-----2017-12-14 221.236.7.147

2017-12-14-----2017-12-14 221.236.7.213

2017-09-04-----2017-09-06 221.236.7.248

2017-09-04-----2017-09-06 221.236.7.194

2017-09-04-----2017-09-05 113.207.76.113

2017-09-04-----2017-09-05 221.236.7.246

2017-09-04-----2017-09-04 221.236.7.210

2017-09-04-----2017-09-04 221.236.7.144

2017-04-24-----2017-04-24 210.32.159.119