iP or domain name lookup

ptfcw.3322.org Server iP：

Current resolution：

domain resolution record：

2021-09-18-----2021-10-12 220.161.163.77

2020-08-27-----2020-08-27 222.77.231.157

2019-07-15-----2019-07-15 222.77.231.33

2019-06-13-----2019-06-13 222.77.230.28

2018-01-22-----2018-01-23 117.26.93.87

2018-01-23-----2018-01-23 222.77.230.151

2017-12-15-----2017-12-15 59.58.109.199

2017-09-06-----2017-09-06 27.153.132.162

2017-09-05-----2017-09-05 222.77.230.248

2017-01-03-----2017-01-04 27.159.192.67

2016-12-28-----2016-12-31 27.153.222.50