Note: This calendar view maps the number of captures of https://www.unesco.org/fr/search?date_from=%5Bpast-today%5D&f%5B0%5D=source-website%3Aa8408b86-f0b0-48be-b255-140df27e8910&f%5B1%5D=tags%3A1332433f-2bfa-551a-93fa-3308392929ae, not how many times the site was actually updated.
Look Up URL in general Internet Archive web collection.