iP or domain name lookup

www.opclass.com Server iP：

Current resolution：

domain resolution record：

2024-11-18-----2026-02-24 172.67.169.220

2024-11-18-----2026-02-09 104.21.95.76

2021-04-13-----2023-09-28 47.75.247.61

2017-07-11-----2019-12-20 47.88.33.193

2017-01-07-----2017-01-07 116.31.127.236

2016-12-24-----2017-01-05 162.159.211.14

2017-01-05-----2017-01-05 58.211.137.245

2017-01-05-----2017-01-05 117.34.14.245

2017-01-05-----2017-01-05 42.236.94.252

2017-01-05-----2017-01-05 116.31.127.245

2017-01-05-----2017-01-05 122.190.3.245

2016-12-24-----2016-12-24 42.236.94.248

2016-12-24-----2016-12-24 116.31.127.229

2016-12-24-----2016-12-24 58.211.137.229

2016-12-24-----2016-12-24 117.34.14.229

2016-11-30-----2016-12-01 116.31.127.212

2016-11-30-----2016-11-30 58.211.137.212

2016-11-30-----2016-11-30 42.236.94.244