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:101:1-2021111602433489914814
	http://d-nb.info/1245858165/34 STATUS : 301 → Redirecting to : https://d-nb.info/1245858165/34
	https://d-nb.info/1245858165/34 Success. Document available.

Please contact us if you experience any errors with the URN.