iP or domain name lookup

atcc.org Server iP：

Current resolution：

domain resolution record：

2026-01-13-----2026-01-16 104.17.229.20

2026-01-13-----2026-01-16 104.17.230.20

2025-07-15-----2025-08-24 104.19.191.156

2025-07-15-----2025-08-24 104.18.128.242

2022-11-04-----2023-11-19 104.17.47.98

2022-11-04-----2023-11-19 104.17.48.98

2021-02-06-----2021-02-06 52.2.183.103

2021-02-06-----2021-02-06 54.163.36.230

2020-11-03-----2020-11-03 18.235.213.151

2020-11-03-----2020-11-03 34.203.128.64

2019-07-31-----2020-02-14 52.54.118.124

2020-02-14-----2020-02-14 34.225.113.155

2019-07-31-----2019-07-31 34.196.252.179

2017-11-01-----2017-11-13 52.7.214.136

2017-11-01-----2017-11-13 54.210.29.131