Ergebnis für URL: http://validator.w3.org/check?uri= REFRESH(390 sec): [1]https://validator.w3.org/check?uri=
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References
1. https://validator.w3.org/check?uri=
Usage: http://www.kk-software.de/kklynxview/get/URL
e.g. http://www.kk-software.de/kklynxview/get/http://www.kk-software.de
Errormessages are in German, sorry ;-)