Access to the requested URL was blocked

While trying to access the URL:
/component/mailto/?tmpl=component&link=6d699f4912d470893aa105b7b9deaff89adcd8df
The content is blocked for the following condition:
(none)
Additional information:
(none)
This incident was logged with the following log identifier:
ZgaVs4Nh5OzxzKvw95yYyAAAAGg
IT-Administrator:
edv@vulkaneifel.de