Access to the requested URL was blocked

While trying to access the URL:
/component/mailto/?tmpl=component&link=6a07a79b5299354979774b5be383171736ec3b4e
The content is blocked for the following condition:
(none)
Additional information:
(none)
This incident was logged with the following log identifier:
ZgXQEbIGWQcr2ACA2frklgAAAAU
IT-Administrator:
edv@vulkaneifel.de