Access to the requested URL was blocked

While trying to access the URL:
/component/mailto/?tmpl=component&link=15e79e80ca08e2ae01bbc8e57ed14e0756e17306
The content is blocked for the following condition:
(none)
Additional information:
(none)
This incident was logged with the following log identifier:
ZgYItgj17NtdsP91t2iJ1AAAACg
IT-Administrator:
edv@vulkaneifel.de