With this function, the resolver checks all associated URLs and marks them either with a green tick or, in the event of an error, with a red cross. Users are redirected to the first URL marked in green.

Analyse	urn:nbn:de:hbz:386-kluedo-85744
	https://kluedo.ub.rptu.de/frontdoor/index/index/docId/8574 RESTEASY004655: Unable to invoke request: org.apache.http.conn.ConnectTimeoutException: Connect to kluedo.ub.rptu.de:443 [kluedo.ub.rptu.de/131.246.124.44] failed: Read timed out

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