iP or domain name lookup

beta.nsf.gov Server iP：

Current resolution：

domain resolution record：

2023-06-09-----2023-08-29 128.150.221.154

2022-11-16-----2022-11-16 108.157.229.86

2022-11-16-----2022-11-16 108.157.229.112

2022-11-16-----2022-11-16 13.35.125.68

2022-11-16-----2022-11-16 18.66.112.59

2022-11-16-----2022-11-16 54.230.21.99

2022-11-16-----2022-11-16 65.8.158.80

2022-11-16-----2022-11-16 13.225.78.93

2022-11-16-----2022-11-16 13.227.74.95

2022-11-16-----2022-11-16 108.157.229.44

2022-11-16-----2022-11-16 13.227.74.53

2022-11-16-----2022-11-16 13.225.78.11

2022-11-16-----2022-11-16 18.66.112.107