The dataset links on [your github.io page](https://cifasis.github.io/rosariov2/) all reference [http://fs01.cifasis-conicet.gov.ar:90/](http://fs01.cifasis-conicet.gov.ar:90). However, it seems that at some point the web server has moved from port 90 to port 80, so the links are all broken.
The dataset links on your github.io page all reference http://fs01.cifasis-conicet.gov.ar:90/. However, it seems that at some point the web server has moved from port 90 to port 80, so the links are all broken.