2 sec in total
463 ms
1.5 sec
110 ms
Welcome to ophtasurf.free.fr homepage info - get ready to check Ophtasurf Free best content for France right away, or after learning these important things about ophtasurf.free.fr
Pour tout savoir sur l'ophtalmologie : l'oeil, la vision, les maladies et traitements des yeux, l'acuité visuelle, le daltonisme. Contient également une rubrique de plus de 120 illusions d'optique.
Visit ophtasurf.free.frWe analyzed Ophtasurf.free.fr page load time and found that the first response time was 463 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.
ophtasurf.free.fr performance score
name
value
score
weighting
Value1.0 s
100/100
10%
Value1.6 s
99/100
25%
Value2.3 s
99/100
10%
Value140 ms
96/100
30%
Value0.035
100/100
15%
Value5.7 s
68/100
10%
463 ms
310 ms
218 ms
216 ms
216 ms
Our browser made a total of 38 requests to load all elements on the main page. We found that 50% of them (19 requests) were addressed to the original Ophtasurf.free.fr, 11% (4 requests) were made to Pagead2.googlesyndication.com and 11% (4 requests) were made to Tpc.googlesyndication.com. The less responsive or slowest element that took the longest time to load (591 ms) belongs to the original domain Ophtasurf.free.fr.
Page size can be reduced by 34.7 kB (50%)
68.9 kB
34.1 kB
In fact, the total size of Ophtasurf.free.fr main page is 68.9 kB. 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 38.9 kB which makes up the majority of the site volume.
Potential reduce by 19.9 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 19.9 kB or 75% of the original size.
Potential reduce by 207 B
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. Ophtasurf Free images are well optimized though.
Potential reduce by 14.6 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 14.6 kB or 38% of the original size.
Number of requests can be reduced by 14 (40%)
35
21
The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ophtasurf Free. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.
ophtasurf.free.fr
463 ms
english.gif
310 ms
logo_oeil.gif
218 ms
logo_lavue.gif
216 ms
logo_maladies.gif
216 ms
logo_illusions.gif
216 ms
logo_lasik.gif
216 ms
logo_lunettes.gif
292 ms
logo8normal.gif
375 ms
bord_gauche2.gif
387 ms
bord_droit2.gif
406 ms
show_ads.js
7 ms
brand
34 ms
copyright.js
398 ms
bord_gauche.gif
316 ms
bord_droit.gif
374 ms
logo_loeiletlart.gif
461 ms
logo_appareils.gif
494 ms
logo_etudes2.gif
504 ms
logo_logiciels.gif
494 ms
logo_glossaire.gif
570 ms
logo_liens2.gif
591 ms
ca-pub-0903052694882873.js
23 ms
zrt_lookup.html
33 ms
show_ads_impl.js
46 ms
brand
105 ms
ads
357 ms
osd.js
11 ms
google_custom_search_watermark.gif
34 ms
__utm.gif
16 ms
m_js_controller.js
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abg.js
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favicon
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googlelogo_color_112x36dp.png
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nessie_icon_tiamat_white.png
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x_button_blue2.png
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hit.xiti
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ophtasurf.free.fr 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
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
<frame> or <iframe> elements do not have a title
Form elements do not have associated labels
Links do not have a discernible name
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
ophtasurf.free.fr 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
Browser errors were logged to the console
ophtasurf.free.fr SEO score
FR
FR
WINDOWS-1252
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ophtasurf.free.fr 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 Ophtasurf.free.fr main page’s claimed encoding is windows-1252. 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.
ophtasurf.free.fr
Open Graph description is not detected on the main page of Ophtasurf Free. 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: