skypeieplugin.dll is a Skype IE Helper
belonging to Skype add-on for IE
from Skype Technologies S.A.
Non-system processes like skypeieplugin.dll originate from software you installed on your system. Since most applications store data in your system's registry, it is likely that your registry has suffered fragmentation and accumulated invalid entries which can affect your PC's performance. It is recommended that you check your registry to identify slowdown issues.