Following my last query about the updated working searchable website of the Buenos Aires cemeteries I got privately 2 answers from fellow Genners.

The website covers only the  Ashkenazi cemeteries in the city.

Here are the links:

https://amia.org.ar/sepelioscomunitarios/busqueda-de-sepulturas/

https://amia.org.ar/Amia/index.php/services/default/sepelios

Hope it will help others

Jacob Rosen

Jerusalem