iP or domain name lookup

pic0.yfcnn.com Server iP：

Current resolution：

domain resolution record：

2020-11-14-----2020-11-17 137.175.42.77

2019-11-02-----2019-11-02 23.89.50.100

2019-07-16-----2019-08-24 47.99.104.231

2017-08-07-----2017-08-22 58.218.215.161

2017-08-07-----2017-08-22 182.140.245.37

2017-08-07-----2017-08-22 124.232.157.113

2017-08-07-----2017-08-22 42.81.4.63

2017-08-07-----2017-08-22 116.55.241.160

2017-08-07-----2017-08-22 220.181.105.171

2017-08-07-----2017-08-22 211.138.122.228

2017-08-07-----2017-08-22 183.232.151.147

2017-08-22-----2017-08-22 121.207.229.237

2017-08-22-----2017-08-22 171.111.154.228

2017-08-22-----2017-08-22 123.129.244.232

2017-08-22-----2017-08-22 218.107.196.235

2017-08-07-----2017-08-07 183.61.180.173

2017-08-07-----2017-08-07 122.228.74.173

2017-08-07-----2017-08-07 124.160.136.151

2017-08-07-----2017-08-07 218.60.119.180