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:bund-ibib-bmi-17813
	https://www.publikationsserver-bund.de/bmi/frontdoor/index/index/docId/1781 STATUS : 403 → Skipping : https://www.publikationsserver-bund.de/bmi/frontdoor/index/index/docId/1781
	http://d-nb.info/1261264509/34 STATUS : 301 → Redirecting to : https://d-nb.info/1261264509/34
	https://d-nb.info/1261264509/34 Success. Document available.
	https://www.publikationsserver-bund.de/bmi/files/1781/staedtebaufoerderung-50.pdf STATUS : 403 → Skipping : https://www.publikationsserver-bund.de/bmi/files/1781/staedtebaufoerderung-50.pdf

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