iP or domain name lookup

www.b91com.slack.com Server iP：

Current resolution：

domain resolution record：

2021-12-14-----2023-12-28 52.196.128.139

2021-12-14-----2023-12-28 52.192.46.121

2021-12-14-----2023-12-28 35.74.58.174

2021-12-14-----2023-12-28 35.73.126.78

2023-08-30-----2023-10-06 3.68.175.98

2023-10-06-----2023-10-06 18.159.197.225

2023-10-06-----2023-10-06 34.205.195.66

2023-06-05-----2023-09-12 3.68.170.153

2023-06-05-----2023-09-12 54.70.179.16

2023-08-30-----2023-08-30 35.82.91.193

2023-06-04-----2023-06-04 3.68.124.168

2023-06-04-----2023-06-04 54.188.33.22

2021-12-14-----2022-07-11 18.136.169.56

2021-12-14-----2022-07-11 13.213.164.176

2021-12-14-----2022-06-19 3.0.66.145

2020-03-15-----2020-03-15 99.84.55.109

2020-03-15-----2020-03-15 99.84.133.5

2020-03-15-----2020-03-15 13.224.164.110

2020-03-15-----2020-03-15 13.224.164.9

2020-03-15-----2020-03-15 13.35.50.30

2020-03-15-----2020-03-15 13.225.176.100

2020-03-15-----2020-03-15 13.224.164.70

2020-03-15-----2020-03-15 13.35.50.98

2020-03-15-----2020-03-15 13.35.67.3

2020-03-15-----2020-03-15 13.33.176.51

2020-03-15-----2020-03-15 13.225.161.111

2020-03-15-----2020-03-15 54.230.173.118

2020-03-15-----2020-03-15 54.192.151.14

2020-03-15-----2020-03-15 13.249.171.67