iP or domain name lookup

email.frontier.co.uk Server iP：

Current resolution：

domain resolution record：

2023-10-03-----2024-02-05 141.101.90.97

2023-10-03-----2024-02-05 141.101.90.98

2023-10-03-----2024-02-05 141.101.90.99

2024-02-05-----2024-02-05 141.101.90.96

2022-02-17-----2022-02-17 65.8.158.120

2022-02-17-----2022-02-17 99.84.224.95

2022-02-17-----2022-02-17 13.227.65.87

2022-02-17-----2022-02-17 99.84.224.162

2022-02-17-----2022-02-17 99.84.224.137

2022-02-17-----2022-02-17 13.35.100.40

2022-02-17-----2022-02-17 52.85.47.20

2022-02-17-----2022-02-17 52.85.193.80

2022-02-17-----2022-02-17 65.8.158.70

2022-02-17-----2022-02-17 13.227.65.47

2022-02-17-----2022-02-17 13.35.100.9