Tools & Wizards About Us
twinjet.fr screenshot

Report Summary

  • 35

    Performance

    Renders faster than
    55% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

twinjet.fr

TWIN JET – Billets d’avion, réservation de vols directs

Page Load Speed

3.8 sec in total

First Response

326 ms

Resources Loaded

3.1 sec

Page Rendered

348 ms

twinjet.fr screenshot

About Website

Welcome to twinjet.fr homepage info - get ready to check TWIN JET best content for France right away, or after learning these important things about twinjet.fr

TWIN JET – Réservez en ligne votre billet d’avion au meilleur prix avec TWIN JET. Découvrez nos meilleures offres et nos horaires de vol.

Visit twinjet.fr

Key Findings

We analyzed Twinjet.fr page load time and found that the first response time was 326 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

twinjet.fr performance score

35

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value7.5 s

4/100

25%

SI (Speed Index)

Value6.2 s

43/100

10%

TBT (Total Blocking Time)

Value310 ms

77/100

30%

CLS (Cumulative Layout Shift)

Value0.883

3/100

15%

TTI (Time to Interactive)

Value7.3 s

49/100

10%

Network Requests Diagram

twinjet.fr

326 ms

www.twinjet.fr

765 ms

gtm.js

68 ms

css.cfm

337 ms

dd.css

323 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that 87% of them (34 requests) were addressed to the original Twinjet.fr, 5% (2 requests) were made to Googletagmanager.com and 3% (1 request) were made to Googleadservices.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Twinjet.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 136.5 kB (8%)

Content Size

1.7 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Twinjet.fr main page is 1.7 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. Images take 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 73.0 kB

  • Original 90.3 kB
  • After minification 82.5 kB
  • After compression 17.3 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 73.0 kB or 81% of the original size.

Image Optimization

-4%

Potential reduce by 63.0 kB

  • Original 1.6 MB
  • After minification 1.5 MB

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. TWIN JET images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 325 B

  • Original 64.9 kB
  • After minification 64.9 kB
  • After compression 64.6 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. This website has mostly compressed JavaScripts.

CSS Optimization

-13%

Potential reduce by 157 B

  • Original 1.2 kB
  • After minification 1.2 kB
  • After compression 1.0 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. Twinjet.fr needs all CSS files to be minified and compressed as it can save up to 157 B or 13% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (34%)

Requests Now

35

After Optimization

23

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of TWIN JET. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

twinjet.fr

twinjet.fr

326 ms

www.twinjet.fr

www.twinjet.fr

765 ms

gtm.js

gtm.js

68 ms

css.cfm

css.cfm

337 ms

dd.css

dd.css

323 ms

jquery-1.9.0.min.js

jquery-1.9.0.min.js

371 ms

jquery.dd.min.js

jquery.dd.min.js

369 ms

logo_twin.png

logo_twin.png

495 ms

accueil_hover.png

accueil_hover.png

434 ms

conversion.js

conversion.js

231 ms

js.cfm

js.cfm

753 ms

js.cfm

js.cfm

441 ms

js

js

50 ms

facebook_30.png

facebook_30.png

149 ms

Logo_Get_Lucky_2.png

Logo_Get_Lucky_2.png

148 ms

reservation-um-340.jpg

reservation-um-340.jpg

280 ms

fr.jpg

fr.jpg

134 ms

bri.jpg

bri.jpg

136 ms

it.jpg

it.jpg

181 ms

ger.jpg

ger.jpg

214 ms

title-bg.gif

title-bg.gif

217 ms

dd_arrow.gif

dd_arrow.gif

219 ms

NICEAVION.jpg

NICEAVION.jpg

535 ms

Panoramique_HomePage_Rennes.jpg

Panoramique_HomePage_Rennes.jpg

590 ms

Pau-1.jpg

Pau-1.jpg

806 ms

Milan_1_bis.jpeg

Milan_1_bis.jpeg

807 ms

bologna-vue_d_en_haut1_250px.jpg

bologna-vue_d_en_haut1_250px.jpg

1235 ms

MARSEILLE2-min.jpg

MARSEILLE2-min.jpg

1698 ms

Lyon_navette.jpg

Lyon_navette.jpg

617 ms

calendar.png

calendar.png

684 ms

passagers.png

passagers.png

706 ms

big_carte-v2.PNG

big_carte-v2.PNG

756 ms

big_carte_empty.PNG

big_carte_empty.PNG

1016 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

848 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

870 ms

26 ms

29 ms

get_destinations2.cfm

get_destinations2.cfm

471 ms

get_destinations.cfm

get_destinations.cfm

615 ms

Accessibility Review

twinjet.fr accessibility score

94

Accessibility Issues

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

Best Practices

twinjet.fr best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

twinjet.fr SEO score

91

Search Engine Optimization Advices

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

High

Document doesn't use legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    FR

  • Language Claimed

    FR

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Twinjet.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 Twinjet.fr 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.

Social Sharing Optimization

twinjet.fr

Open Graph description is not detected on the main page of TWIN JET. 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: