iP or domain name lookup

s1.q4cdn.com Server iP：

Current resolution：

domain resolution record：

2019-09-29-----2026-01-18 139.99.123.118

2023-01-28-----2026-01-18 139.99.62.128

2023-12-20-----2026-01-18 68.70.205.3

2026-01-18-----2026-01-18 167.150.100.251

2026-01-18-----2026-01-18 68.70.205.1

2019-09-29-----2026-01-04 68.70.205.4

2026-01-04-----2026-01-04 199.254.199.61

2023-01-28-----2023-12-20 199.254.199.17

2023-12-20-----2023-12-20 185.172.148.132

2019-09-29-----2020-11-30 185.172.148.128

2020-11-30-----2020-11-30 68.70.205.2

2018-03-12-----2020-05-21 161.202.39.238

2019-09-29-----2019-09-29 161.202.144.198

2019-07-15-----2019-08-24 156.38.130.226

2018-05-02-----2018-05-02 59.125.73.143

2018-03-12-----2018-04-19 209.58.185.108