iP or domain name lookup

mail.nsd.pku.edu.cn Server iP：

Current resolution：

domain resolution record：

2023-09-11-----2024-10-08 129.226.102.73

2023-09-11-----2024-10-08 112.90.80.101

2023-09-11-----2024-10-08 112.60.20.236

2023-10-02-----2024-10-08 14.17.27.155

2023-09-11-----2023-10-07 109.244.184.102

2022-10-25-----2022-10-25 157.255.13.12

2022-10-25-----2022-10-25 120.233.18.36

2022-10-25-----2022-10-25 120.241.150.114

2022-10-25-----2022-10-25 43.155.124.18

2022-10-25-----2022-10-25 163.177.30.56

2022-10-25-----2022-10-25 183.2.144.108

2022-10-25-----2022-10-25 183.47.114.101

2022-10-25-----2022-10-25 120.232.67.187

2022-10-25-----2022-10-25 157.255.13.247

2022-10-25-----2022-10-25 183.2.144.113

2019-09-30-----2022-08-16 113.96.233.155

2020-01-16-----2022-08-16 61.241.49.119

2022-05-25-----2022-08-16 203.205.255.142

2022-05-25-----2022-08-16 157.255.173.155

2022-05-25-----2022-08-16 120.241.186.206

2022-05-25-----2022-08-16 112.53.42.200

2022-05-25-----2022-08-16 112.90.80.211

2022-05-25-----2022-08-16 157.255.218.58

2022-05-25-----2022-08-16 14.17.5.225

2022-06-24-----2022-08-16 14.17.27.154

2019-06-05-----2022-07-08 59.37.96.29

2022-05-25-----2022-07-08 112.60.23.181

2022-06-25-----2022-06-25 183.232.93.144

2019-09-30-----2020-01-16 203.205.255.212

2020-01-16-----2020-01-16 182.254.105.100

2017-11-14-----2019-10-01 183.232.98.201

2017-11-14-----2019-10-01 112.90.78.157

2018-09-20-----2019-08-22 112.90.77.178

2018-09-20-----2019-08-22 103.7.30.46

2019-03-15-----2019-08-22 14.17.42.118

2017-11-14-----2018-09-26 183.3.226.105