Cache-Command: no-cache and Cache-Regulate: private clash - you'll want to under no circumstances get the two together: the previous tells browsers and proxies not to cache in the least, the latter tells proxies never to cache but lets browsers keep their unique personal duplicate. Observe that https is needed for https://www.aeroindustrial.com/product/dron-dji-matrice-4td-con-camara-termica-y-zoom-inteligente-para-seguridad-y-respuesta-rapida-dock-3/