| 2001:638:41e:: | 2001:638:41e:ffff:ffff:ffff:ffff:ffff | CERT-Bund |
| 2001:638:41f:: | 2001:638:4ff:ffff:ffff:ffff:ffff:ffff | Verein zur Foerderung eines Deutschen Forschungs.. |
| 2001:638:500:: | 2001:638:500:ffff:ffff:ffff:ffff:ffff | Westfaelische Wilhelms-Universitaet Muenster |
| 2001:638:501:: | 2001:638:501:ffff:ffff:ffff:ffff:ffff | Universitaet Duisburg-Essen Zentrum fuer Informa.. |
| 2001:638:502:: | 2001:638:502:ffff:ffff:ffff:ffff:ffff | Universitaet Paderborn Germany |
| 2001:638:503:: | 2001:638:503:ffff:ffff:ffff:ffff:ffff | Max-Planck-Institut fuer Nachhaltige Materialien.. |
| 2001:638:504:: | 2001:638:504:ffff:ffff:ffff:ffff:ffff | Universitaet Bielefeld Germany |
| 2001:638:505:: | 2001:638:505:ffff:ffff:ffff:ffff:ffff | Technische Hochschule Ostwestfalen Lippe |
| 2001:638:506:: | 2001:638:506:ffff:ffff:ffff:ffff:ffff | Verein zur Foerderung eines Deutschen Forschungs.. |
| 2001:638:507:: | 2001:638:507:ffff:ffff:ffff:ffff:ffff | Fachhochschule Dortmund |