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:hbz:5:1-18251
	http://digitale-sammlungen.ulb.uni-bonn.de/urn/urn:nbn:de:hbz:5:1-18251 STATUS : 301 → Redirecting to : https://digitale-sammlungen.ulb.uni-bonn.de/urn/urn:nbn:de:hbz:5:1-18251
	https://digitale-sammlungen.ulb.uni-bonn.de/urn/urn:nbn:de:hbz:5:1-18251 STATUS : 303 → Redirecting to : http://dfg-viewer.de/show/?set[mets]=https%3A//digitale-sammlungen.ulb.uni-bonn.de%2Foai%2F%3Fverb%3DGetRecord%26metadataPrefix%3Dmets%26identifier%3D787135
	http://dfg-viewer.de/show/?set[mets]=https%3A//digitale-sammlungen.ulb.uni-bonn.de%2Foai%2F%3Fverb%3DGetRecord%26metadataPrefix%3Dmets%26identifier%3D787135 Success. Document available.

Please contact the responsible organisation if you experience any errors with the URLs.