iP or domain name lookup

course.educg.net Server iP：

Current resolution：

domain resolution record：

2023-11-01-----2024-10-22 203.107.62.65

2023-10-28-----2023-11-01 121.29.38.235

2023-11-01-----2023-11-01 122.193.130.35

2023-10-25-----2023-10-30 116.117.158.94

2023-10-25-----2023-10-29 111.13.181.59

2023-10-25-----2023-10-29 221.181.200.144

2023-10-25-----2023-10-29 27.221.44.39

2023-10-25-----2023-10-29 117.21.178.204

2023-10-25-----2023-10-29 106.39.161.242

2023-10-25-----2023-10-29 58.218.215.162

2023-10-25-----2023-10-29 106.39.161.239

2023-10-25-----2023-10-29 111.12.95.70

2023-10-25-----2023-10-29 119.84.72.162

2023-10-25-----2023-10-29 125.76.247.226

2023-10-28-----2023-10-29 219.147.157.115

2023-10-28-----2023-10-29 111.31.66.23

2023-10-28-----2023-10-29 122.193.130.44

2023-10-28-----2023-10-29 218.98.31.46

2023-10-28-----2023-10-29 124.225.167.167

2023-10-25-----2023-10-28 27.152.185.47

2023-10-28-----2023-10-28 121.207.229.213

2023-10-28-----2023-10-28 58.218.215.165

2023-10-17-----2023-10-25 218.28.198.161

2023-10-25-----2023-10-25 117.135.134.77

2023-10-25-----2023-10-25 119.147.148.169

2020-05-03-----2023-10-17 218.28.198.181

2019-11-10-----2020-05-03 218.28.225.149

2019-05-30-----2019-11-10 171.15.199.50

2019-11-10-----2019-11-10 218.28.255.149