iP or domain name lookup

yct1.sinaapp.com Server iP：

Current resolution：

domain resolution record：

2023-07-01-----2025-11-18 220.181.168.159

2019-05-17-----2020-10-10 220.181.136.196

2017-03-24-----2018-01-17 202.108.35.224

2017-03-24-----2018-01-17 202.108.35.225

2017-12-09-----2018-01-17 220.181.136.154

2017-12-09-----2018-01-17 220.181.136.153

2017-08-28-----2017-09-05 202.108.35.235

2017-08-28-----2017-09-05 202.108.35.250

2017-08-26-----2017-08-28 202.108.35.237

2017-08-26-----2017-08-28 202.108.35.194

2017-03-24-----2017-03-24 221.179.190.242

2017-03-24-----2017-03-24 123.125.23.171

2017-03-24-----2017-03-24 123.125.23.172

2017-03-24-----2017-03-24 221.179.190.241