| 2003:81:37:: | 2003:81:38:ffff:ffff:ffff:ffff:ffff | Deutsche Telekom AG |
| 2003:81:39:: | 2003:81:39:ffff:ffff:ffff:ffff:ffff | Greif Holding GmbH & Co. KG |
| 2003:81:3a:: | 2003:81:3a:ffff:ffff:ffff:ffff:ffff | B & R Bauer & Reif Dental GmbHDentalhandel und -.. |
| 2003:81:3b:: | 2003:81:3f:ffff:ffff:ffff:ffff:ffff | Deutsche Telekom AG |
| 2003:81:40:: | 2003:81:40:ffff:ffff:ffff:ffff:ffff | exceet Card AG |
| 2003:81:41:: | 2003:81:41:ffff:ffff:ffff:ffff:ffff | Schoen Klinik |
| 2003:81:42:: | 2003:81:42:ffff:ffff:ffff:ffff:ffff | Sumitomo (SHI) Cyclo Drive Germany GmbH |
| 2003:81:43:: | 2003:81:43:ffff:ffff:ffff:ffff:ffff | Deutsche Telekom AG |
| 2003:81:44:: | 2003:81:44:ffff:ffff:ffff:ffff:ffff | Chesterton International GmbH |
| 2003:81:45:: | 2003:81:48:ffff:ffff:ffff:ffff:ffff | Deutsche Telekom AG |