Access to the requested URL was blocked

While trying to access the URL:
/index.php?view=article&catid=19:aktuelles-2014-bis-2020&id=327:einladung-zur-5-lag-sitzung&format=pdf
The content is blocked for the following condition:
(none)
Additional information:
(none)
This incident was logged with the following log identifier:
ZgWA-zkDjxlgvkSuuVLYqQAAAGI
IT-Administrator:
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