iP or domain name lookup

pixel.rubiconproject.com Server iP：

Current resolution：

domain resolution record：

2020-04-02-----2022-10-22 69.173.144.138

2020-06-27-----2022-10-22 69.173.144.165

2021-10-27-----2022-10-22 69.173.158.64

2017-07-14-----2022-09-29 213.19.162.80

2022-09-09-----2022-09-29 213.19.162.90

2021-03-10-----2022-09-17 69.173.144.139

2019-12-27-----2021-10-27 8.39.36.142

2020-06-20-----2021-03-10 69.173.159.55

2020-06-27-----2021-02-06 69.173.159.35

2020-06-27-----2021-02-06 69.173.159.25

2020-07-06-----2021-02-06 69.173.159.45

2020-06-20-----2020-09-01 8.39.36.141

2017-07-14-----2020-04-02 210.176.156.25

2017-07-14-----2020-04-02 210.176.156.45

2020-01-30-----2020-04-02 8.39.36.143

2017-08-31-----2020-01-30 210.176.156.35

2018-10-19-----2020-01-30 210.176.156.55

2019-12-27-----2020-01-30 69.173.144.136