coursera.org服务器iP：
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历史解析记录：
2022-08-17-----2025-04-25 13.33.88.33
2022-11-28-----2025-04-25 13.33.88.53
2023-06-18-----2025-04-25 13.33.88.119
2023-07-25-----2025-04-25 18.164.174.114
2023-07-25-----2025-04-25 18.164.174.32
2024-08-06-----2025-04-25 13.226.61.73
2024-08-09-----2025-04-25 13.226.61.65
2024-08-15-----2025-04-25 13.226.61.99
2024-08-15-----2025-04-25 13.226.61.113
2025-01-21-----2025-04-25 3.169.183.125
2025-01-21-----2025-04-25 3.169.5.40
2025-01-21-----2025-04-25 99.86.114.65
2025-01-21-----2025-04-25 3.169.5.78
2025-03-07-----2025-04-25 3.169.5.45
2025-03-07-----2025-04-25 3.169.183.97
2025-03-07-----2025-04-25 3.169.55.31
2025-03-07-----2025-04-25 3.169.55.90
2025-03-07-----2025-04-25 3.169.5.114
2025-04-25-----2025-04-25 3.163.189.5
2024-04-10-----2025-04-23 18.66.102.79
2022-11-10-----2025-04-19 13.33.88.124
2023-06-28-----2025-04-19 13.35.35.96
2023-06-28-----2025-04-19 13.35.35.38
2023-07-25-----2025-04-19 18.164.174.73
2025-01-21-----2025-04-19 3.169.183.68
2025-03-07-----2025-04-19 99.86.114.30
2025-03-07-----2025-04-19 3.169.183.118
2025-03-07-----2025-04-19 99.86.114.11
2023-07-25-----2025-04-14 18.164.174.59
2024-06-10-----2025-04-14 99.86.114.77
2024-09-13-----2025-04-14 13.35.35.39
2023-11-19-----2025-04-07 13.35.35.15
2025-04-07-----2025-04-07 65.8.19.50
2024-06-30-----2025-03-13 18.244.61.73
2021-07-22-----2025-03-07 18.65.100.17
2024-04-07-----2025-03-07 18.66.102.2
2024-04-10-----2025-03-07 18.66.102.11
2024-04-10-----2025-03-07 18.66.102.16
2025-03-07-----2025-03-07 18.161.6.91
2025-03-07-----2025-03-07 3.169.55.111
2019-07-04-----2025-01-21 54.230.71.69
2025-01-21-----2025-01-21 54.230.71.64
2023-06-21-----2024-11-06 18.173.121.88
2023-06-28-----2024-11-06 18.173.121.105
2023-07-23-----2024-11-06 18.173.121.111
2023-07-25-----2024-11-06 18.172.31.80
2023-07-25-----2024-11-06 18.172.31.14
2023-07-26-----2024-11-06 18.172.31.118
2023-08-23-----2024-11-06 18.172.31.9
2024-05-24-----2024-11-06 18.244.61.10
2020-03-18-----2024-10-22 13.227.254.27
2020-03-31-----2024-10-22 13.227.254.62
2020-11-18-----2024-10-22 13.224.163.71
2022-03-09-----2024-10-22 13.225.183.18
2022-06-27-----2024-10-22 13.227.62.49
2022-07-29-----2024-10-22 143.204.215.123
2023-06-23-----2024-10-22 18.173.121.91
2023-07-25-----2024-10-22 18.238.192.97
2023-08-28-----2024-10-22 216.137.39.60
2023-10-06-----2024-10-22 18.65.207.9
2023-10-08-----2024-10-22 18.65.207.39
2024-09-13-----2024-10-22 3.168.147.32
2024-10-22-----2024-10-22 3.168.147.81
2024-10-22-----2024-10-22 18.154.144.115
2024-10-22-----2024-10-22 18.154.144.48
2024-10-22-----2024-10-22 18.154.144.51
2024-10-22-----2024-10-22 3.168.147.25
2024-10-22-----2024-10-22 3.168.132.126
2024-10-22-----2024-10-22 3.168.132.61
2024-10-22-----2024-10-22 18.172.52.12
2024-10-22-----2024-10-22 18.154.144.129
2024-10-22-----2024-10-22 3.165.11.26
2024-10-22-----2024-10-22 3.168.132.11
2024-07-01-----2024-08-15 18.244.61.124
2024-07-02-----2024-08-09 18.244.61.11
2023-10-08-----2024-08-06 18.65.207.58
2023-10-16-----2024-08-06 18.65.207.89
2021-03-09-----2024-07-17 13.224.163.126
2020-12-29-----2024-07-02 13.224.163.122
2021-06-24-----2024-07-02 13.224.163.33
2020-05-07-----2024-06-10 13.33.183.59
2024-06-10-----2024-06-10 18.67.161.103
2024-05-24-----2024-05-24 13.33.30.34
2022-01-03-----2024-04-01 18.66.97.83
2022-02-23-----2024-04-01 18.66.97.124
2022-06-07-----2024-04-01 18.66.97.101
2024-04-01-----2024-04-01 108.157.14.41
2024-04-01-----2024-04-01 108.157.14.124
2021-11-23-----2024-03-17 18.66.97.59
2021-11-14-----2024-01-25 13.225.114.91
2022-03-12-----2024-01-25 13.224.167.11
2022-06-27-----2024-01-25 13.224.167.99
2022-06-27-----2024-01-25 13.224.167.35
2022-07-29-----2024-01-25 13.224.167.45
2023-08-23-----2024-01-25 204.246.191.71
2024-01-25-----2024-01-25 204.246.191.121
2023-08-22-----2024-01-23 13.33.33.67
2024-01-18-----2024-01-18 13.33.33.73
2023-07-25-----2024-01-17 18.238.192.28
2023-07-25-----2024-01-16 18.238.192.123