2.7 sec in total
288 ms
2.2 sec
229 ms
Welcome to authenticite.co.uk homepage info - get ready to check Authenticite best content right away, or after learning these important things about authenticite.co.uk
Authenticité | Cabinet Européen d'Experts Conseil en Oeuvres d'Art | Estimation - Expertise - Inventaire - Conseil
Visit authenticite.co.ukWe analyzed Authenticite.co.uk page load time and found that the first response time was 288 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
authenticite.co.uk performance score
name
value
score
weighting
Value3.3 s
41/100
10%
Value3.3 s
70/100
25%
Value3.4 s
90/100
10%
Value20 ms
100/100
30%
Value0.012
100/100
15%
Value3.9 s
88/100
10%
288 ms
549 ms
139 ms
14 ms
170 ms
Our browser made a total of 47 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Authenticite.co.uk, 87% (41 requests) were made to Authenticite.fr and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1000 ms) relates to the external source Authenticite.fr.
Page size can be reduced by 102.5 kB (9%)
1.1 MB
980.2 kB
In fact, the total size of Authenticite.co.uk main page is 1.1 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. 25% of websites need less resources to load. Images take 955.6 kB which makes up the majority of the site volume.
Potential reduce by 16.2 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 2.7 kB, which is 13% 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 16.2 kB or 76% of the original size.
Potential reduce by 19.9 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. Authenticite images are well optimized though.
Potential reduce by 44.5 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 44.5 kB or 55% of the original size.
Potential reduce by 21.9 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. Authenticite.co.uk needs all CSS files to be minified and compressed as it can save up to 21.9 kB or 86% of the original size.
Number of requests can be reduced by 13 (30%)
43
30
The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Authenticite. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
authenticite.co.uk
288 ms
authenticite_uk_home.html
549 ms
2_index.css
139 ms
branding.css
14 ms
fonctions.js
170 ms
AC_RunActiveContent.js
163 ms
style.css
166 ms
mootools-1.2-core.js
322 ms
_class.noobSlide.packed.js
164 ms
branding.css
47 ms
logo_authenticite.gif
154 ms
bt_fr.gif
92 ms
bt_ok.png
79 ms
phone.png
81 ms
maison.png
82 ms
493.jpg
790 ms
423.jpg
232 ms
450.jpg
677 ms
208.jpg
546 ms
203.jpg
330 ms
486.jpg
403 ms
240.jpg
484 ms
187.jpg
767 ms
434.jpg
512 ms
466.jpg
724 ms
482.jpg
757 ms
bulle_rouge_off.gif
699 ms
bulle_jaune_off.gif
770 ms
bulle_bleu_off.gif
799 ms
rss.png
800 ms
facebook.png
835 ms
twitter.png
841 ms
2_uk_inscript_newsletter.php
882 ms
baseline_authenticite_uk.gif
849 ms
separation_item.png
861 ms
bottom_authenticite.gif
862 ms
separation_actualite.gif
917 ms
fleche_rouge.png
904 ms
colone_2.jpg
937 ms
colone_3.jpg
963 ms
colone_4.jpg
1000 ms
colone_5.jpg
972 ms
colone_6.jpg
999 ms
separation_item_footer.gif
992 ms
ga.js
5 ms
__utm.gif
15 ms
collect
59 ms
authenticite.co.uk accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
Image elements do not have [alt] attributes
<input type="image"> elements do not have [alt] text
Form elements do not have associated labels
Links do not have a discernible name
authenticite.co.uk 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
authenticite.co.uk SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
EN
N/A
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Authenticite.co.uk can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Authenticite.co.uk main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
authenticite.co.uk
Open Graph description is not detected on the main page of Authenticite. 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: