iP or domain name lookup

1.amazon.pool.ntp.org Server iP：

Current resolution：

domain resolution record：

2017-12-15-----2024-02-17 120.25.115.20

2017-12-15-----2024-02-17 108.59.2.24

2018-11-25-----2024-02-17 119.28.183.184

2018-11-25-----2024-02-17 139.199.215.251

2018-11-25-----2024-02-17 119.28.206.193

2019-06-06-----2024-02-17 185.209.85.222

2019-07-12-----2024-02-17 111.230.189.174

2020-02-08-----2024-02-17 193.182.111.142

2020-02-25-----2024-02-17 84.16.73.33

2020-03-08-----2024-02-17 162.159.200.1

2020-03-08-----2024-02-17 193.182.111.141

2020-06-18-----2024-02-17 162.159.200.123

2021-03-20-----2024-02-17 139.199.214.202

2024-02-17-----2024-02-17 223.255.185.2

2024-02-17-----2024-02-17 117.80.112.205

2024-02-17-----2024-02-17 81.16.177.123

2024-02-17-----2024-02-17 124.65.131.109

2020-06-18-----2023-06-27 128.199.243.248

2023-06-27-----2023-06-27 159.203.82.102

2023-06-27-----2023-06-27 45.131.109.21

2023-06-27-----2023-06-27 122.215.240.51

2020-04-09-----2023-05-24 133.243.238.163

2023-05-24-----2023-05-24 168.61.215.74

2023-05-24-----2023-05-24 88.99.76.254

2023-05-24-----2023-05-24 129.250.35.251

2017-01-02-----2022-05-09 202.118.1.130

2018-02-07-----2022-05-09 202.112.31.197

2018-07-18-----2022-05-09 94.237.64.20

2019-06-06-----2022-05-09 94.130.49.186

2020-02-08-----2022-05-09 193.182.111.12

2020-02-25-----2022-05-09 193.182.111.143

2022-05-09-----2022-05-09 157.119.101.135

2022-05-09-----2022-05-09 212.138.72.43

2022-05-09-----2022-05-09 178.215.228.24

2022-04-04-----2022-04-04 141.95.116.44

2022-04-04-----2022-04-04 104.194.8.227

2021-10-13-----2022-01-11 116.202.222.249

2022-01-11-----2022-01-11 45.32.55.38

2022-01-11-----2022-01-11 45.79.51.42

2017-01-02-----2021-11-20 202.118.1.81

2018-07-18-----2021-11-20 5.79.108.34

2019-07-12-----2021-11-20 78.46.102.180

2020-02-08-----2021-11-20 193.182.111.14

2020-02-25-----2021-11-20 144.76.76.107

2021-11-20-----2021-11-20 36.110.233.85

2021-11-20-----2021-11-20 51.15.182.163

2021-11-20-----2021-11-20 185.32.222.237

2021-11-05-----2021-11-05 45.124.64.93

2021-11-05-----2021-11-05 83.98.201.134

2020-04-04-----2021-10-25 178.128.28.21