iP or domain name lookup

pingtest.b-cdn.net Server iP：

Current resolution：

domain resolution record：

2023-02-08-----2023-11-05 143.244.50.210

2023-11-05-----2023-11-05 156.146.56.162

2023-11-05-----2023-11-05 138.199.36.7

2023-11-05-----2023-11-05 169.150.207.210

2023-02-08-----2023-07-19 143.244.50.211

2023-02-08-----2023-07-19 143.244.50.90

2023-02-08-----2023-07-19 143.244.50.89

2023-02-08-----2023-07-19 143.244.50.84

2023-02-08-----2023-07-19 143.244.50.91

2023-07-06-----2023-07-19 143.244.50.212

2023-07-06-----2023-07-19 143.244.49.180

2023-07-06-----2023-07-19 169.150.249.165

2023-07-09-----2023-07-19 138.199.9.104

2023-07-09-----2023-07-19 169.150.249.163

2023-07-09-----2023-07-19 169.150.249.168

2023-07-19-----2023-07-19 138.199.24.211

2023-07-19-----2023-07-19 143.244.50.88

2023-07-19-----2023-07-19 143.244.50.214

2023-02-08-----2023-07-09 143.244.50.82

2023-07-09-----2023-07-09 138.199.24.209

2023-07-09-----2023-07-09 169.150.249.167

2023-07-09-----2023-07-09 143.244.50.86

2023-07-09-----2023-07-09 169.150.249.166

2023-02-08-----2023-07-06 143.244.50.87

2023-07-06-----2023-07-06 143.244.49.178

2023-07-06-----2023-07-06 143.244.50.85

2023-07-06-----2023-07-06 143.244.50.209

2023-07-06-----2023-07-06 89.187.162.241

2023-07-06-----2023-07-06 169.150.249.162

2023-02-08-----2023-02-08 143.244.49.179

2023-02-08-----2023-02-08 89.187.162.249