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:101:1-2023021118490161731613
	http://doi.org/10.24053/9783823395737 STATUS : 301 → Redirecting to : https://doi.org/10.24053/9783823395737
	https://doi.org/10.24053/9783823395737 STATUS : 302 → Redirecting to : https://elibrary.narr.digital/book/10.24053/9783823395737
	https://elibrary.narr.digital/book/10.24053/9783823395737 STATUS : 302 → Redirecting to : https://elibrary.narr.digital/xibrary/10.24053-9783823395737
	https://elibrary.narr.digital/xibrary/10.24053-9783823395737 STATUS : 302 → Redirecting to : https://elibrary.narr.digital/narrelibrary/xibrary/start.xav?start=%2F%2F%2A%5B%40node_id%3D%27144461%27%5D
	https://elibrary.narr.digital/narrelibrary/xibrary/start.xav?start=%2F%2F%2A%5B%40node_id%3D%27144461%27%5D ERROR : Got more than maximum allowed 3 redirects! Stopping to follow.
	http://d-nb.info/1280755334/34 ERROR : Got more than maximum allowed 3 redirects! Stopping to follow.

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