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:101:1-2008122303
	http://www.rwi-essen.de/pls/portal30/docs/FOLDER/PUBLIKATIONEN/RWIMAT/RWI_MAT045/M_45_WELL.PDF RESTEASY004655: Unable to invoke request: org.apache.http.conn.ConnectTimeoutException: Connect to www.rwi-essen.de:80 [www.rwi-essen.de/194.94.247.250] failed: Connect timed out
	http://d-nb.info/991946189/34 STATUS : 301 → Redirecting to : https://d-nb.info/991946189/34
	https://d-nb.info/991946189/34 Success. Document available.

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