iP or domain name lookup

cntk.ai Server iP：

Current resolution：

domain resolution record：

2026-02-23-----2026-02-24 20.112.250.133

2026-02-23-----2026-02-23 20.231.239.246

2026-02-23-----2026-02-23 20.70.246.20

2026-02-23-----2026-02-23 20.236.44.162

2026-02-23-----2026-02-23 20.76.201.171

2023-01-12-----2023-03-24 20.53.203.50

2023-01-12-----2023-03-24 20.103.85.33

2023-01-12-----2023-03-24 20.112.52.29

2023-03-24-----2023-03-24 20.84.181.62

2023-01-12-----2023-01-12 20.81.111.85

2017-01-07-----2020-10-13 137.117.9.212