| Date | IP Address |
| 2021-02-26 | 222.122.213.205 (ClassC) |
| 2026-02-15 | 222.122.213.182 (ClassC) |
| Date | Domain | IP |
| ns2.it6.co.kr | 2025-05-31 | 218.145.65.144 |
| mx2.it6.co.kr | 2026-02-15 | 222.122.213.182 |
| mail7.it6.co.kr | 2025-10-27 | 222.122.213.182 |
| comune.it6.co.kr | 2025-10-27 | 222.122.213.182 |
| smtp.comune.it6.co.kr | 2025-10-27 | 222.122.213.182 |
| email.it6.co.kr | 2025-10-27 | 222.122.213.182 |
| imap.it6.co.kr | 2025-10-26 | 222.122.213.182 |
| postmaster.it6.co.kr | 2025-10-27 | 222.122.213.182 |
| host.it6.co.kr | 2026-02-15 | 222.122.213.182 |