| 2003:81:57:: | 2003:81:57:ffff:ffff:ffff:ffff:ffff | Hoergeraete Langer GmbH & Co. KG |
| 2003:81:58:: | 2003:81:58:ffff:ffff:ffff:ffff:ffff | DBS Delta Business Service GmbH |
| 2003:81:59:: | 2003:81:59:ffff:ffff:ffff:ffff:ffff | TUNAP Deutschland Vertriebs GmbH |
| 2003:81:5a:: | 2003:81:5c:ffff:ffff:ffff:ffff:ffff | Deutsche Telekom AG |
| 2003:81:5d:: | 2003:81:5d:ffff:ffff:ffff:ffff:ffff | Safety-Kleen Deutschland GmbH |
| 2003:81:5e:: | 2003:81:5e:ffff:ffff:ffff:ffff:ffff | optegra GmbH & Co. KG Steuerberatungsgesellschaf.. |
| 2003:81:5f:: | 2003:81:200f:ffff:ffff:ffff:ffff:ffff | Deutsche Telekom AG |
| 2003:81:2010:: | 2003:81:2010:ffff:ffff:ffff:ffff:ffff | Delticom AG |
| 2003:81:2011:: | 2003:81:400f:ffff:ffff:ffff:ffff:ffff | Deutsche Telekom AG |
| 2003:81:4010:: | 2003:81:4010:1:ffff:ffff:ffff:ffff | Google Ireland Limited |