Report Summary

  • 95

    Performance

    Renders faster than
    93% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

ophtasurf.free.fr

Ophtasurf, le site sur l'ophtalmologie

Page Load Speed

2 sec in total

First Response

463 ms

Resources Loaded

1.5 sec

Page Rendered

110 ms

ophtasurf.free.fr screenshot

About Website

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.fr

Key Findings

We 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.

Performance Metrics

ophtasurf.free.fr performance score

95

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.0 s

100/100

10%

LCP (Largest Contentful Paint)

Value1.6 s

99/100

25%

SI (Speed Index)

Value2.3 s

99/100

10%

TBT (Total Blocking Time)

Value140 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0.035

100/100

15%

TTI (Time to Interactive)

Value5.7 s

68/100

10%

Network Requests Diagram

ophtasurf.free.fr

463 ms

english.gif

310 ms

logo_oeil.gif

218 ms

logo_lavue.gif

216 ms

logo_maladies.gif

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 Optimization Overview & Recommendations

Page size can be reduced by 34.7 kB (50%)

Content Size

68.9 kB

After Optimization

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.

HTML Optimization

-75%

Potential reduce by 19.9 kB

  • Original 26.4 kB
  • After minification 23.7 kB
  • After compression 6.5 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.

Image Optimization

-6%

Potential reduce by 207 B

  • Original 3.5 kB
  • After minification 3.3 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. Ophtasurf Free images are well optimized though.

JavaScript Optimization

-38%

Potential reduce by 14.6 kB

  • Original 38.9 kB
  • After minification 38.8 kB
  • After compression 24.3 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 14.6 kB or 38% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (40%)

Requests Now

35

After Optimization

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.

Accessibility Review

ophtasurf.free.fr accessibility score

64

Accessibility Issues

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

High

[aria-*] attributes do not match their roles

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

High

<frame> or <iframe> elements do not have a title

High

Form elements do not have associated labels

High

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

High

<html> element does not have a [lang] attribute

Best Practices

ophtasurf.free.fr best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

ophtasurf.free.fr SEO score

77

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    FR

  • Language Claimed

    FR

  • Encoding

    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.

Social Sharing Optimization

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: