iP or domain name lookup

esubmission.cambridgeassessment.org.uk Server iP：

Current resolution：

domain resolution record：

2021-04-07-----2021-04-23 13.225.93.70

2021-04-07-----2021-04-23 52.84.248.68

2021-04-23-----2021-04-23 13.226.120.22

2021-04-23-----2021-04-23 99.84.63.11

2021-04-23-----2021-04-23 143.204.78.115

2021-04-23-----2021-04-23 13.226.120.100

2021-04-23-----2021-04-23 13.33.144.71

2021-04-23-----2021-04-23 13.226.120.108

2021-04-23-----2021-04-23 143.204.78.111

2021-04-07-----2021-04-19 13.32.50.46

2021-04-08-----2021-04-19 13.33.29.81

2021-04-08-----2021-04-19 13.33.29.82

2021-04-08-----2021-04-19 13.225.93.54

2021-04-08-----2021-04-19 13.227.53.16

2021-04-19-----2021-04-19 13.227.73.19

2021-04-19-----2021-04-19 13.227.235.22

2021-04-19-----2021-04-19 143.204.90.105

2021-04-07-----2021-04-08 13.225.93.95

2021-04-07-----2021-04-08 13.227.53.129

2021-04-07-----2021-04-08 13.32.50.14

2021-04-07-----2021-04-08 13.227.53.12

2021-04-07-----2021-04-08 13.227.53.123

2021-04-07-----2021-04-08 13.35.70.72

2021-04-07-----2021-04-08 65.8.158.116

2021-04-07-----2021-04-08 13.225.93.99

2021-04-07-----2021-04-08 13.32.50.28

2021-04-07-----2021-04-08 13.32.50.98

2021-04-08-----2021-04-08 13.33.29.123

2021-04-08-----2021-04-08 54.182.0.8

2021-04-08-----2021-04-08 54.230.90.93

2021-04-08-----2021-04-08 99.86.86.6

2021-04-08-----2021-04-08 13.35.70.75

2021-04-08-----2021-04-08 143.204.82.92

2021-04-08-----2021-04-08 54.230.90.13

2021-04-08-----2021-04-08 13.33.29.124

2021-04-08-----2021-04-08 54.182.0.103

2021-04-08-----2021-04-08 143.204.82.58

2021-04-08-----2021-04-08 13.35.121.8

2021-04-08-----2021-04-08 13.227.235.115

2021-04-08-----2021-04-08 13.227.235.98

2021-04-08-----2021-04-08 54.230.90.63

2021-04-08-----2021-04-08 54.230.90.71

2021-04-08-----2021-04-08 65.8.158.64

2021-04-08-----2021-04-08 13.227.235.43

2021-04-07-----2021-04-07 54.230.147.42

2021-04-07-----2021-04-07 54.230.147.76

2021-04-07-----2021-04-07 13.35.239.3

2021-04-07-----2021-04-07 13.35.125.118

2021-04-07-----2021-04-07 143.204.82.109

2021-04-07-----2021-04-07 13.35.239.112