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Report Summary

  • 17

    Performance

    Renders faster than
    32% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

sunexpress.de

SunExpress - Günstige Flüge buchen & zu Top-Destinationen fliegen

Page Load Speed

3.7 sec in total

First Response

14 ms

Resources Loaded

2.9 sec

Page Rendered

774 ms

About Website

Click here to check amazing Sun Express content. Otherwise, check out these important facts you probably never knew about sunexpress.de

Buchen Sie Ihre Flüge mit SunExpress & fliegen Sie günstig zu attraktiven Zielen ► Antalya ✓ Izmir ✓ Adana ✓ Bodrum ✓ uvm. ✈ seit über 30 Jahren ✈

Visit sunexpress.de

Key Findings

We analyzed Sunexpress.de page load time and found that the first response time was 14 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

sunexpress.de performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

21/100

10%

LCP (Largest Contentful Paint)

Value12.4 s

0/100

25%

SI (Speed Index)

Value14.1 s

1/100

10%

TBT (Total Blocking Time)

Value2,190 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0.108

87/100

15%

TTI (Time to Interactive)

Value20.7 s

2/100

10%

Network Requests Diagram

sunexpress.de

14 ms

de

299 ms

387 ms

otSDKStub.js

29 ms

style.min.css

27 ms

Our browser made a total of 57 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Sunexpress.de, 54% (31 requests) were made to Cdn.sunexpress.com and 26% (15 requests) were made to Sunexpress.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Cdn.sunexpress.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 544.2 kB (25%)

Content Size

2.2 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sunexpress.de main page is 2.2 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. 40% of websites need less resources to load. Images take 951.6 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 517.3 kB

  • Original 621.0 kB
  • After minification 449.1 kB
  • After compression 103.7 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 171.9 kB, which is 28% 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 517.3 kB or 83% of the original size.

Image Optimization

-2%

Potential reduce by 19.5 kB

  • Original 951.6 kB
  • After minification 932.1 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. Sun Express images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 5.4 kB

  • Original 508.6 kB
  • After minification 508.6 kB
  • After compression 503.2 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

-2%

Potential reduce by 2.0 kB

  • Original 82.6 kB
  • After minification 82.6 kB
  • After compression 80.6 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. Sunexpress.de has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 12 (23%)

Requests Now

53

After Optimization

41

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sun Express. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

sunexpress.de accessibility score

78

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

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

Best Practices

sunexpress.de best practices score

83

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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

sunexpress.de SEO score

62

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

High

robots.txt is not valid

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

    DE

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sunexpress.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it matches the claimed language. Our system also found out that Sunexpress.de 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

Open Graph data is detected on the main page of Sun Express. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: