Access to the requested URL was blocked

While trying to access the URL:
/component/mailto/?tmpl=component&link=bd782f1518801fade82f125ba69c40bef450df97
The content is blocked for the following condition:
(none)
Additional information:
(none)
This incident was logged with the following log identifier:
ZgWN9rr7lc_L6buQXcIf1wAAAAw
IT-Administrator:
edv@vulkaneifel.de