Access to the requested URL was blocked

While trying to access the URL:
/component/mailto/?tmpl=component&link=607475f4ce1995e4fe16cd02d2e473d7db9aab12
The content is blocked for the following condition:
(none)
Additional information:
(none)
This incident was logged with the following log identifier:
ZgXN1RYvhtkWAAxW2gF0LgAAACY
IT-Administrator:
edv@vulkaneifel.de