Iesa.fr Site Title

IESA | Ecole internationale d’arts et culture sur Paris

Iesa.fr Meta Description

Découvrez l’IESA L'école internationale des métiers de la culture et du marché de l'art depuis 1985. Formations Bac à Bac+5, MBA, et formations pro.

Iesa.fr Test Results

iesa.fr Mobile Usability: 100/100


iesa.fr Mobile Speed: 44/100

Quick overview:
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Your page has 6 blocking script resources and 8 blocking CSS resources. This causes a delay in rendering your page.
None of the above-the-fold content on your page could be rendered without waiting for the following resources to load. Try to defer or asynchronously load blocking resources, or inline the critical portions of those resources directly in the HTML.
https://www.iesa.fr/sites/default/files/js/js_jpJjaUC0z8JMIyav5oQrYykDRUb64rpaUDpB4Y9aklU.js
...
Optimize CSS Delivery of the following:
https://www.iesa.fr/sites/default/files/css/css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css
...
Optimize images
Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 365.4KiB (45% reduction).
Compressing https://www.iesa.fr/sites/default/files/styles/370x254/public/metier/metier_commissaire_priseur_mini.jpg?itok=kvVfJhGa could save 45.7KiB (71% reduction).
...
Avoid landing page redirects
Your page has 2 redirects. Redirects introduce additional delays before the page can be loaded.
Avoid landing page redirects for the following chain of redirected URLs.
http://iesa.fr/
...
Leverage browser caching
Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.
Leverage browser caching for the following cacheable resources:
https://www.googletagmanager.com/gtm.js?id=GTM-JFWN (15 minutes)
...
Minify JavaScript
Compacting JavaScript code can save many bytes of data and speed up downloading, parsing, and execution time.
Minify JavaScript for the following resources to reduce their size by 21.3KiB (21% reduction).
Minifying https://www.iesa.fr/sites/default/files/js/js_9E0FeSW2NUWyH78tlr0bbHYZ2EnFyYQt_kHSBVcOip4.js could save 8.3KiB (41% reduction) after compression.
...

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