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:gbv:28-rosdok_ppn834938197-3
	https://rosdok.uni-rostock.de/resolve/id/rosdok_document_0000010224 RESTEASY004655: Unable to invoke request: org.apache.http.conn.ConnectTimeoutException: Connect to rosdok.uni-rostock.de:443 [rosdok.uni-rostock.de/139.30.240.171] failed: Connect timed out

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