The following RPTU email subdomains are available:
- @bauing.rptu.com
- @chem.rptu.com
- @cs.rptu.de
- @mv.rptu.de
- @math.rptu.de
- @misc.rptu.de
- @physics.rptu.de
- @projects.rptu.de
- @ru.rptu.de
- @wiwi.rptu.de
And @edu.rptu.de for students and university groups.