iP or domain name lookup

pmmtk.pinduoduo.com Server iP：

Current resolution：

domain resolution record：

2021-08-30-----2024-07-15 121.5.82.8

2021-08-30-----2024-07-15 121.5.81.116

2021-09-05-----2024-07-15 121.5.81.56

2021-09-05-----2024-07-15 81.69.204.4

2021-09-05-----2024-07-15 121.5.82.217

2023-02-08-----2024-07-15 101.226.153.254

2023-02-08-----2024-07-15 220.196.139.98

2023-02-08-----2024-07-15 101.226.153.253

2023-02-08-----2024-07-15 220.196.139.99

2023-02-08-----2024-07-15 117.144.229.254

2023-02-08-----2024-07-15 117.144.229.99

2023-02-08-----2024-07-15 117.144.229.253

2023-02-23-----2024-07-15 117.144.229.98

2021-08-30-----2024-01-31 81.69.204.10

2021-08-30-----2023-06-20 81.69.212.5

2021-08-30-----2023-06-14 81.69.212.15