Searched for https://cros-legacy.ec.europa.eu/system/files/4._dime_itdg_10_nov_data_spaces_181022.pptx 
Note: This calendar view maps the number of captures of https://cros-legacy.ec.europa.eu/system/files/4._dime_itdg_10_nov_data_spaces_181022.pptx, not how many times the site was actually updated.
Look Up URL in general Internet Archive web collection.