| Property | Value |
| Name | Nikolaj Grumstrup |
| Address | Sodemarksvej 22 |
| Zip Code | 3230 |
| City | Græsted |
| Country | DK |
| NameServer | ns2.123hotel.dk |
| Created | 2007-07-27 00:00:00 |
| Expires | 2018-07-31 00:00:00 |
| Date | IP Address |
| 2014-12-24 | 185.21.40.74 (ClassC) |
| 2024-07-27 | 46.30.213.11 (ClassC) |
| 2025-07-30 | 93.191.156.122 (ClassC) |
| 2026-01-21 | 152.115.36.112 (ClassC) |
| Date | Domain | IP |
| www.opbyg.dk | 2024-07-20 | 46.30.213.11 |