iP or domain name lookup

ynrn.net Server iP：

Current resolution：

domain resolution record：

2017-06-07-----2017-06-20 103.241.230.137

2017-06-12-----2017-06-20 103.241.230.138

2017-06-12-----2017-06-20 103.241.230.139

2017-05-10-----2017-06-07 198.11.181.25

2017-06-07-----2017-06-07 103.241.230.133

2017-06-07-----2017-06-07 103.241.230.135

2017-06-07-----2017-06-07 103.241.230.136

2017-05-05-----2017-05-10 98.126.219.38

2017-03-23-----2017-05-05 47.91.139.180

2017-05-04-----2017-05-05 68.64.161.234

2017-03-19-----2017-03-23 45.35.36.165