iP or domain name lookup

yyyzz.org Server iP：

Current resolution：

domain resolution record：

2021-05-02-----2024-03-28 129.226.100.7

2024-03-28-----2024-03-28 127.0.0.1

2021-03-20-----2021-03-20 129.226.166.248

2019-07-14-----2019-07-15 45.195.151.186

2016-12-11-----2017-07-09 210.56.50.114