| Property | Value |
| Organization | ALC PRESS INC. |
| NameServer | viola.scsc3.net |
| Created | 1995-06-05 00:00:00 |
| Changed | 2014-06-30 16:24:33 |
| Date | IP Address |
| 2018-11-17 | 138.91.0.30 (ClassC) |
| 2025-09-01 | 13.107.246.70 (ClassC) |
| 2025-10-13 | 13.107.213.70 (ClassC) |
| 2025-12-28 | 13.107.253.70 (ClassC) |
| 2026-01-08 | 13.107.226.70 (ClassC) |
| 2026-02-11 | 150.171.110.147 (ClassC) |
| Date | Domain | IP |
| cdn1.alc.co.jp | 2025-09-01 | 146.75.42.225 |
| cdn2.alc.co.jp | 2014-01-22 | 54.230.91.199 |
| gotcha.alc.co.jp | 2025-04-15 | 3.163.158.102 |
| eikaiwa.alc.co.jp | 2025-09-08 | 13.107.246.70 |
| kc.alc.co.jp | 2024-11-24 | 3.115.100.51 |
| portal-dlc.alc.co.jp | 2026-01-23 | 3.169.173.11 |
| staging-portal-dlc.alc.co.jp | 2025-11-21 | 18.161.6.100 |
| aoe.alc.co.jp | 2025-10-10 | 13.107.213.70 |
| cdnidcf.alc.co.jp | 2025-11-06 | 151.101.22.225 |
| eowpf.alc.co.jp | 2025-04-05 | 13.115.10.203 |
| eowf.alc.co.jp | 2026-01-31 | 52.196.207.81 |
| ej.alc.co.jp | 2024-06-30 | 99.84.66.40 |
| info.alc.co.jp | 2021-07-06 | 99.84.64.53 |
| nihongo.alc.co.jp | 2025-10-13 | 13.107.246.70 |
| eowp.alc.co.jp | 2025-01-01 | 202.238.229.102 |
| lms.alc.co.jp | 2025-09-01 | 13.107.246.70 |
| eow.alc.co.jp | 2025-06-09 | 52.192.133.194 |
| www.alc.co.jp | 2025-01-23 | 3.163.24.46 |