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:101:1-2021112320465518709002
	https://doi.org/10.1007/s00406-021-01299-z STATUS : 302 → Redirecting to : https://link.springer.com/10.1007/s00406-021-01299-z
	https://link.springer.com/10.1007/s00406-021-01299-z STATUS : 301 → Redirecting to : https://link.springer.com/article/10.1007/s00406-021-01299-z
	https://link.springer.com/article/10.1007/s00406-021-01299-z STATUS : 303 → Redirecting to : https://idp.springer.com/authorize?response_type=cookie&client_id=springerlink&redirect_uri=https%3A%2F%2Flink.springer.com%2Farticle%2F10.1007%2Fs00406-021-01299-z
	https://idp.springer.com/authorize?response_type=cookie&client_id=springerlink&redirect_uri=https%3A%2F%2Flink.springer.com%2Farticle%2F10.1007%2Fs00406-021-01299-z STATUS : 302 → Redirecting to : https://idp.springer.com/transit?redirect_uri=https%3A%2F%2Flink.springer.com%2Farticle%2F10.1007%2Fs00406-021-01299-z&code=574fdf4e-8ce0-458c-a14f-3d03db69b2ef
	https://idp.springer.com/transit?redirect_uri=https%3A%2F%2Flink.springer.com%2Farticle%2F10.1007%2Fs00406-021-01299-z&code=574fdf4e-8ce0-458c-a14f-3d03db69b2ef ERROR : Got more than maximum allowed 3 redirects! Stopping to follow.
	https://d-nb.info/1246357321/34 Success. Document available.

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