Tools & Wizards About Us
gls-sprachenzentrum.de screenshot

Report Summary

  • 30

    Performance

    Renders faster than
    50% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 82% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

gls-sprachenzentrum.de

Sprachreisen, Auslandspraktikum, Schüleraustausch mit GLS Sprachreisen

Page Load Speed

2.7 sec in total

First Response

314 ms

Resources Loaded

2.1 sec

Page Rendered

317 ms

gls-sprachenzentrum.de screenshot

About Website

Visit gls-sprachenzentrum.de now to see the best up-to-date GLS Sprachenzentrum content for Germany and also check out these interesting facts you probably never knew about gls-sprachenzentrum.de

Sprachreisen mit GLS - Sprachreisen für Schüler und Erwachsene, Schüleraustausch und Auslandspraktikum mit GLS Sprachreisen - Sprachreisen Veranstalter seit 1983

Visit gls-sprachenzentrum.de

Key Findings

We analyzed Gls-sprachenzentrum.de page load time and found that the first response time was 314 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.

Performance Metrics

gls-sprachenzentrum.de performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

31/100

10%

LCP (Largest Contentful Paint)

Value11.9 s

0/100

25%

SI (Speed Index)

Value7.7 s

24/100

10%

TBT (Total Blocking Time)

Value390 ms

69/100

30%

CLS (Cumulative Layout Shift)

Value1.052

2/100

15%

TTI (Time to Interactive)

Value9.4 s

30/100

10%

Network Requests Diagram

gls-sprachenzentrum.de

314 ms

11_home.html

225 ms

stylesheet_d06e8cbd01.1455788303.css

96 ms

css

30 ms

style_sprachenzentrum.1455806665.css

289 ms

Our browser made a total of 60 requests to load all elements on the main page. We found that 90% of them (54 requests) were addressed to the original Gls-sprachenzentrum.de, 3% (2 requests) were made to Fonts.gstatic.com and 2% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (670 ms) belongs to the original domain Gls-sprachenzentrum.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 490.5 kB (56%)

Content Size

870.7 kB

After Optimization

380.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Gls-sprachenzentrum.de main page is 870.7 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. 35% of websites need less resources to load. Javascripts take 406.6 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 38.6 kB

  • Original 46.8 kB
  • After minification 39.3 kB
  • After compression 8.2 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 7.5 kB, which is 16% 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 38.6 kB or 82% of the original size.

Image Optimization

-6%

Potential reduce by 16.6 kB

  • Original 258.5 kB
  • After minification 241.9 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. GLS Sprachenzentrum images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 291.6 kB

  • Original 406.6 kB
  • After minification 391.3 kB
  • After compression 115.0 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 291.6 kB or 72% of the original size.

CSS Optimization

-90%

Potential reduce by 143.7 kB

  • Original 158.9 kB
  • After minification 91.7 kB
  • After compression 15.2 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. Gls-sprachenzentrum.de needs all CSS files to be minified and compressed as it can save up to 143.7 kB or 90% of the original size.

Requests Breakdown

Number of requests can be reduced by 27 (48%)

Requests Now

56

After Optimization

29

  • Images
  • JavaScript
  • CSS

The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of GLS Sprachenzentrum. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

gls-sprachenzentrum.de

gls-sprachenzentrum.de

314 ms

11_home.html

11_home.html

225 ms

stylesheet_d06e8cbd01.1455788303.css

stylesheet_d06e8cbd01.1455788303.css

96 ms

css

css

30 ms

style_sprachenzentrum.1455806665.css

style_sprachenzentrum.1455806665.css

289 ms

add_sprachenzentrum.1445604071.css

add_sprachenzentrum.1445604071.css

206 ms

screen.1445604272.css

screen.1445604272.css

196 ms

js

js

81 ms

iosbugfix.1433165759.js

iosbugfix.1433165759.js

196 ms

jquery-1.11.1.min.js

jquery-1.11.1.min.js

7 ms

jquery-ui-1.10.4.custom.min.1430733142.js

jquery-ui-1.10.4.custom.min.1430733142.js

406 ms

respond.1422557206.js

respond.1422557206.js

192 ms

jquery.easing-1.3.1423160576.js

jquery.easing-1.3.1423160576.js

341 ms

jquery.magnific-popup.min.1410534422.js

jquery.magnific-popup.min.1410534422.js

339 ms

jquery.royalslider.min.1380803565.js

jquery.royalslider.min.1380803565.js

391 ms

jquery.mmenu.min.all.1412248634.js

jquery.mmenu.min.all.1412248634.js

340 ms

cleantabs.jquery.1444134439.js

cleantabs.jquery.1444134439.js

382 ms

jquery.gls.1444129697.js

jquery.gls.1444129697.js

389 ms

brfeedback.1437585182.js

brfeedback.1437585182.js

389 ms

piwik.js

piwik.js

402 ms

suggest.1430733141.js

suggest.1430733141.js

401 ms

gls_logo.png

gls_logo.png

170 ms

logo_international_house_berlin.png

logo_international_house_berlin.png

175 ms

facebook_logo_22x22.png

facebook_logo_22x22.png

176 ms

searchbutton6.png

searchbutton6.png

178 ms

sprachreisen.jpg

sprachreisen.jpg

382 ms

news-praktikum-argentinien.jpg

news-praktikum-argentinien.jpg

195 ms

news-schueler-abikurse.jpg

news-schueler-abikurse.jpg

358 ms

n-high-school-neuseeland.jpg

n-high-school-neuseeland.jpg

362 ms

n-praktikum-china.jpg

n-praktikum-china.jpg

363 ms

n-schuelersprachreisen-flor.jpg

n-schuelersprachreisen-flor.jpg

365 ms

n-sprachreisen-melbourne.jpg

n-sprachreisen-melbourne.jpg

289 ms

n-erw-sprachkurs-malaga.jpg

n-erw-sprachkurs-malaga.jpg

386 ms

flag_germany.gif

flag_germany.gif

454 ms

flag_greatbritain.gif

flag_greatbritain.gif

458 ms

flag_france.gif

flag_france.gif

458 ms

flag_italy.gif

flag_italy.gif

459 ms

flag_spain.gif

flag_spain.gif

477 ms

flag_japan.gif

flag_japan.gif

483 ms

flag_korea.gif

flag_korea.gif

548 ms

flag_russia.gif

flag_russia.gif

551 ms

flag_brazil.gif

flag_brazil.gif

551 ms

flag_poland.gif

flag_poland.gif

553 ms

flag_china.gif

flag_china.gif

571 ms

flag_taiwan.gif

flag_taiwan.gif

582 ms

DIN.png

DIN.png

642 ms

FDSV.png

FDSV.png

644 ms

DFH.png

DFH.png

620 ms

ALTO.png

ALTO.png

621 ms

Equals.png

Equals.png

637 ms

zhcz-_WihjSQC0oHJ9TCYC3USBnSvpkopQaUR-2r7iU.ttf

zhcz-_WihjSQC0oHJ9TCYC3USBnSvpkopQaUR-2r7iU.ttf

40 ms

IQHow_FEYlDC4Gzy_m8fcvEr6Hm6RMS0v1dtXsGir4g.ttf

IQHow_FEYlDC4Gzy_m8fcvEr6Hm6RMS0v1dtXsGir4g.ttf

41 ms

IH.png

IH.png

650 ms

IALC.png

IALC.png

667 ms

testdaf.png

testdaf.png

663 ms

toefl.png

toefl.png

663 ms

cambridge.png

cambridge.png

653 ms

flag_english_20px.png

flag_english_20px.png

670 ms

Icon_Rund_Kontakt.png

Icon_Rund_Kontakt.png

620 ms

Icon_Rund_Community.png

Icon_Rund_Community.png

666 ms

Accessibility Review

gls-sprachenzentrum.de accessibility score

93

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.

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

gls-sprachenzentrum.de best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

gls-sprachenzentrum.de SEO score

90

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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 uses 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 Gls-sprachenzentrum.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 Gls-sprachenzentrum.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

gls-sprachenzentrum.de

Open Graph description is not detected on the main page of GLS Sprachenzentrum. 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: