3.4 sec in total
282 ms
2.9 sec
258 ms
Welcome to certypro.com homepage info - get ready to check Certypro best content right away, or after learning these important things about certypro.com
Depuis 2009, nous développons notre réseau de professionnels qui proposent des projets d'efficacité énergétique à des ménages mais aussi à des entreprises
Visit certypro.comWe analyzed Certypro.com page load time and found that the first response time was 282 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
certypro.com performance score
name
value
score
weighting
Value4.3 s
17/100
10%
Value8.5 s
1/100
25%
Value6.4 s
41/100
10%
Value380 ms
70/100
30%
Value0.147
77/100
15%
Value9.3 s
32/100
10%
282 ms
1072 ms
23 ms
93 ms
185 ms
Our browser made a total of 46 requests to load all elements on the main page. We found that 54% of them (25 requests) were addressed to the original Certypro.com, 33% (15 requests) were made to Topbar.certinergy.com and 7% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Certypro.com.
Page size can be reduced by 677.8 kB (47%)
1.4 MB
750.4 kB
In fact, the total size of Certypro.com main page is 1.4 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 30% of websites need less resources to load. Javascripts take 650.9 kB which makes up the majority of the site volume.
Potential reduce by 19.6 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 4.7 kB, which is 18% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 19.6 kB or 74% of the original size.
Potential reduce by 54.5 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Certypro images are well optimized though.
Potential reduce by 488.3 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 488.3 kB or 75% of the original size.
Potential reduce by 115.3 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Certypro.com needs all CSS files to be minified and compressed as it can save up to 115.3 kB or 83% of the original size.
Number of requests can be reduced by 18 (43%)
42
24
The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Certypro. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.
certypro.com
282 ms
www.certypro.com
1072 ms
analytics.js
23 ms
wp-emoji-release.min.js
93 ms
styles.css
185 ms
main.min.css
279 ms
jquery.min.js
33 ms
modernizr.min.js
186 ms
core-1.0.0.css
581 ms
core-1.0.0.js
631 ms
jquery.form.min.js
182 ms
scripts.js
184 ms
scripts.min.js
645 ms
collect
25 ms
get_flash_player.gif
9 ms
bg_interieur.jpg
99 ms
logo.png
446 ms
logo_certinergy.png
191 ms
back_certy.jpg
874 ms
puce.gif
168 ms
bloc-right.png
174 ms
bloc-right-middle.png
168 ms
fleche.gif
170 ms
bulle.png
356 ms
puce_croix.jpg
181 ms
border_bottom.gif
193 ms
puce_verte.jpg
225 ms
bulle_verte.png
262 ms
puce_bottom.png
446 ms
icons.png
168 ms
certinergy.jpg
167 ms
utilities-performance.jpg
264 ms
certinergy-solutions.jpg
616 ms
prime-en-ligne.jpg
182 ms
calculeo.png
698 ms
quelle-energie.gif
182 ms
pacte-energie-solidarite.jpg
700 ms
combles-eco-energie.jpg
617 ms
certy-pro.jpg
273 ms
flag-UK.jpg
353 ms
flag-IT.jpg
361 ms
flag-PL.jpg
442 ms
bauhaus_md_bt-webfont.woff
328 ms
Bauhaus93-Bold.woff
352 ms
collect
40 ms
nr-892.min.js
42 ms
certypro.com accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-*] attributes do not match their roles
[aria-hidden="true"] elements contain focusable descendents
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Links do not have a discernible name
certypro.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
certypro.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
Tap targets are not sized appropriately
FR
FR
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Certypro.com can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and it matches the claimed language. Our system also found out that Certypro.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
certypro.com
Open Graph description is not detected on the main page of Certypro. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: