iP or domain name lookup

mail.mainstreets.cn Server iP：

Current resolution：

domain resolution record：

2026-01-17-----2026-03-15 220.197.30.138

2026-01-17-----2026-03-15 117.135.207.42

2026-01-17-----2026-03-15 111.124.200.42

2026-01-17-----2026-03-15 103.126.92.250

2026-01-17-----2026-03-15 103.126.92.249

2022-04-29-----2022-04-29 123.125.41.65

2022-04-29-----2022-04-29 106.38.232.65

2019-08-23-----2022-01-13 220.194.24.216

2022-01-13-----2022-01-13 103.129.255.241

2022-01-13-----2022-01-13 220.181.72.237

2022-01-13-----2022-01-13 103.129.255.242

2018-07-15-----2019-09-28 220.181.72.229

2018-07-15-----2018-07-15 123.125.50.215