Note: This calendar view maps the number of captures of https://www.unesco.org/fr/search?f[0]=source-website:a8408b86-f0b0-48be-b255-140df27e8910&f[1]=tags:142aba69-33d7-5b24-b93d-73beb1868155&f[2]=type:article&f[3]=type:news&f[4]=type:press_release&f[5]=type:story&sort_by=unesco_date&text=, not how many times the site was actually updated.
Look Up URL in general Internet Archive web collection.