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:1111-2016080638913
	http://dx.doi.org/10.1186/1475-2875-12-12 STATUS : 301 → Redirecting to : https://dx.doi.org/10.1186/1475-2875-12-12
	https://dx.doi.org/10.1186/1475-2875-12-12 STATUS : 302 → Redirecting to : https://malariajournal.biomedcentral.com/articles/10.1186/1475-2875-12-12
	https://malariajournal.biomedcentral.com/articles/10.1186/1475-2875-12-12 STATUS : 406 → Skipping : https://malariajournal.biomedcentral.com/articles/10.1186/1475-2875-12-12
	http://d-nb.info/1110395205/34 STATUS : 301 → Redirecting to : https://d-nb.info/1110395205/34
	https://d-nb.info/1110395205/34 STATUS : 404 → Skipping : https://d-nb.info/1110395205/34

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