iP or domain name lookup

ntp.aliyun.com Server iP：

Current resolution：

domain resolution record：

2018-02-07-----2024-03-07 203.107.6.88

2016-01-11-----2016-10-16 221.204.244.36

2016-01-11-----2016-10-16 221.192.153.41

2016-08-20-----2016-10-16 111.175.221.58

2016-01-11-----2016-08-04 120.192.83.162

2016-03-16-----2016-08-04 113.12.83.4

2016-08-04-----2016-08-04 202.100.68.117

2016-06-14-----2016-06-14 180.153.103.224

2016-01-11-----2016-05-31 218.30.64.194

2016-01-11-----2016-04-16 202.102.110.203

2016-01-11-----2016-01-11 123.129.254.17