iP or domain name lookup

pga.bsigroup.com Server iP：

Current resolution：

domain resolution record：

2021-07-21-----2023-01-20 223.113.13.25

2021-07-21-----2023-01-20 184.51.102.25

2021-07-21-----2023-01-20 223.113.13.11

2023-01-20-----2023-01-20 221.194.158.216

2023-01-20-----2023-01-20 221.194.137.104

2023-01-20-----2023-01-20 124.134.127.90

2023-01-20-----2023-01-20 60.210.22.219

2023-01-20-----2023-01-20 122.224.10.50

2023-01-20-----2023-01-20 218.91.224.83

2021-07-21-----2021-07-29 122.224.10.51

2021-07-21-----2021-07-29 210.192.119.17

2021-07-29-----2021-07-29 36.156.80.25

2021-07-29-----2021-07-29 122.228.16.41

2021-07-29-----2021-07-29 60.210.18.106

2021-07-29-----2021-07-29 36.156.80.34

2021-07-29-----2021-07-29 118.123.105.34

2021-07-21-----2021-07-21 182.242.139.232

2021-07-21-----2021-07-21 184.51.102.67

2021-07-21-----2021-07-21 221.194.158.198

2021-07-21-----2021-07-21 221.194.158.214

2021-07-21-----2021-07-21 210.192.119.32

2021-07-21-----2021-07-21 115.231.9.40

2020-06-11-----2020-06-11 118.123.102.151

2020-06-11-----2020-06-11 218.58.101.156

2020-06-11-----2020-06-11 222.138.1.152

2020-06-11-----2020-06-11 106.4.158.113

2020-06-11-----2020-06-11 210.192.117.151

2020-06-11-----2020-06-11 183.61.92.180

2020-06-11-----2020-06-11 104.111.129.126

2020-06-11-----2020-06-11 221.194.154.125