iP or domain name lookup

old-releases.ubuntu.com Server iP：

Current resolution：

domain resolution record：

2020-09-23-----2024-10-08 91.189.91.124

2020-09-23-----2024-10-08 91.189.91.123

2022-03-30-----2024-10-08 185.125.190.37

2022-06-19-----2024-10-08 185.125.190.40

2024-10-07-----2024-10-08 124.236.16.201

2020-09-23-----2021-04-14 91.189.88.247

2020-09-23-----2021-04-14 91.189.88.248

2019-07-17-----2020-08-30 91.189.88.153

2019-05-15-----2019-08-23 183.235.255.170

2019-05-06-----2019-05-22 91.189.88.41

2016-12-28-----2017-03-13 91.189.88.17