| Property | Value |
| Name | estsoft |
| estsupport@estsoft.com | |
| Address | (Est Bldg.,Seocho-dong) Banpo-Daero, Seocho-gu |
| Zip Code | 137867 |
| NameServer | ns2.estsoft.com |
| Created | 2007-09-11 00:00:00 |
| Changed | 2013-03-08 00:00:00 |
| Expires | 2015-09-11 00:00:00 |
| Registrar | IBI.net |
| Date | IP Address |
| 2013-12-10 | 182.162.11.61 (ClassC) |
| 2014-03-05 | 182.162.11.59 (ClassC) |
| 2024-03-12 | 211.115.77.39 (ClassC) |
| 2025-05-09 | 211.115.77.40 (ClassC) |
| 2025-07-30 | 1.234.26.8 (ClassC) |
| 2025-08-03 | 114.108.157.103 (ClassC) |
| 2025-08-21 | 114.108.156.63 (ClassC) |
| 2025-09-03 | 110.45.217.83 (ClassC) |
| 2025-11-20 | 114.108.158.76 (ClassC) |
| Date | Domain | IP |
| explicitupdate2.alyac.co.kr | 2013-05-31 | 182.162.11.59 |
| explicitupdate3.alyac.co.kr | 2014-03-05 | 182.162.11.59 |
| b2c-license.alyac.co.kr | 2024-04-09 | 3.163.24.101 |
| mobileupdate.alyac.co.kr | 2014-04-29 | 182.162.11.59 |
| liveupdate.alyac.co.kr | 2014-11-02 | 61.111.52.73 |
| asmupdate.alyac.co.kr | 2014-10-15 | 61.111.52.73 |
| explicitupdate.alyac.co.kr | 2014-12-18 | 61.111.52.73 |
| internetdisk.alyac.co.kr | 2014-09-10 | 61.111.52.73 |