Tools & Wizards About Us
anda-sprachschule.de screenshot

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 79% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

anda-sprachschule.de

IIK Deutschland

Page Load Speed

4.9 sec in total

First Response

778 ms

Resources Loaded

3.1 sec

Page Rendered

970 ms

anda-sprachschule.de screenshot

About Website

Visit anda-sprachschule.de now to see the best up-to-date Anda Sprachschule content for Germany and also check out these interesting facts you probably never knew about anda-sprachschule.de

Institut für Internationale Kommunikation in Düsseldorf und Berlin

Visit anda-sprachschule.de

Key Findings

We analyzed Anda-sprachschule.de page load time and found that the first response time was 778 ms and then it took 4.1 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

anda-sprachschule.de performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

47/100

10%

LCP (Largest Contentful Paint)

Value10.9 s

0/100

25%

SI (Speed Index)

Value11.6 s

4/100

10%

TBT (Total Blocking Time)

Value1,650 ms

11/100

30%

CLS (Cumulative Layout Shift)

Value0.288

42/100

15%

TTI (Time to Interactive)

Value17.7 s

4/100

10%

Network Requests Diagram

www.iik-deutschland.de

778 ms

merged-b5b2910560412a322ad8a62ed238bbad-min.css

217 ms

merged-34f657861399561a43686feb34c64d19-min.js

302 ms

widget.js

170 ms

merged-0730538eeb332ffa1f3cbb38ebfa459c-min.js

538 ms

Our browser made a total of 54 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Anda-sprachschule.de, 9% (5 requests) were made to Youtube.com and 4% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Iik-deutschland.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 272.4 kB (9%)

Content Size

2.9 MB

After Optimization

2.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Anda-sprachschule.de main page is 2.9 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.4 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 41.9 kB

  • Original 53.0 kB
  • After minification 52.2 kB
  • After compression 11.1 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 41.9 kB or 79% of the original size.

Image Optimization

-0%

Potential reduce by 11.8 kB

  • Original 2.4 MB
  • After minification 2.4 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. Anda Sprachschule images are well optimized though.

JavaScript Optimization

-55%

Potential reduce by 218.7 kB

  • Original 400.2 kB
  • After minification 400.2 kB
  • After compression 181.4 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 218.7 kB or 55% of the original size.

CSS Optimization

-0%

Potential reduce by 0 B

  • Original 59.2 kB
  • After minification 59.2 kB
  • After compression 59.2 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. Anda-sprachschule.de has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 10 (24%)

Requests Now

42

After Optimization

32

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Anda Sprachschule. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.iik-deutschland.de

www.iik-deutschland.de

778 ms

merged-b5b2910560412a322ad8a62ed238bbad-min.css

merged-b5b2910560412a322ad8a62ed238bbad-min.css

217 ms

merged-34f657861399561a43686feb34c64d19-min.js

merged-34f657861399561a43686feb34c64d19-min.js

302 ms

widget.js

widget.js

170 ms

merged-0730538eeb332ffa1f3cbb38ebfa459c-min.js

merged-0730538eeb332ffa1f3cbb38ebfa459c-min.js

538 ms

merged-0deec885ce1fae2971607fa123c1870e-min.js

merged-0deec885ce1fae2971607fa123c1870e-min.js

411 ms

gtm.js

gtm.js

147 ms

AQFWQqjlBmk

AQFWQqjlBmk

183 ms

photo.jpg

photo.jpg

120 ms

logo.png

logo.png

161 ms

icon-search.png

icon-search.png

161 ms

nav-bg.png

nav-bg.png

754 ms

international_students_2_banner_bearbeitet.jpg

international_students_2_banner_bearbeitet.jpg

944 ms

books-1702790_publikationen_info_banner.jpg

books-1702790_publikationen_info_banner.jpg

918 ms

csm_IIK_hybrid_german_course_9cdeb4dbd8.jpg

csm_IIK_hybrid_german_course_9cdeb4dbd8.jpg

918 ms

selective-focus-photo-of-man-in-official-shirt-sitting-in-2451645.jpg

selective-focus-photo-of-man-in-official-shirt-sitting-in-2451645.jpg

1722 ms

BAMF_logo.svg

BAMF_logo.svg

919 ms

csm_iik_news_webrelaunch_web_4dade44a8b.jpg

csm_iik_news_webrelaunch_web_4dade44a8b.jpg

1084 ms

google-icon.svg

google-icon.svg

955 ms

star-img.png

star-img.png

947 ms

csm_brochure_banner_2020_20200212_131848_bearbeitet_f1ed9d7cd4.jpg

csm_brochure_banner_2020_20200212_131848_bearbeitet_f1ed9d7cd4.jpg

1086 ms

index.php

index.php

1221 ms

TestDaF_RGB_transparent.png

TestDaF_RGB_transparent.png

1085 ms

partnerlogo_bid.png

partnerlogo_bid.png

1084 ms

partnerlogo_TOEIC_neu.png

partnerlogo_TOEIC_neu.png

1085 ms

partnerlogo_ETS_TOEFL.png

partnerlogo_ETS_TOEFL.png

1137 ms

partnerlogo_GMAT.png

partnerlogo_GMAT.png

1137 ms

footer-bg.jpg

footer-bg.jpg

1252 ms

roboto-regular-webfont.woff

roboto-regular-webfont.woff

1100 ms

opensans-regular-webfont.woff

opensans-regular-webfont.woff

1181 ms

roboto-condensed.regular-webfont.woff

roboto-condensed.regular-webfont.woff

1180 ms

roboto-bold-webfont.woff

roboto-bold-webfont.woff

1207 ms

fa-solid-900.woff

fa-solid-900.woff

1279 ms

fa-regular-400.woff

fa-regular-400.woff

1292 ms

roboto-condensed.bold-webfont.woff

roboto-condensed.bold-webfont.woff

1291 ms

fa-brands-400.woff

fa-brands-400.woff

1315 ms

analytics.js

analytics.js

29 ms

collect

collect

37 ms

js

js

226 ms

www-player.css

www-player.css

8 ms

www-embed-player.js

www-embed-player.js

166 ms

base.js

base.js

207 ms

prev.png

prev.png

1042 ms

next.png

next.png

1089 ms

loading.gif

loading.gif

1105 ms

close.png

close.png

1106 ms

ad_status.js

ad_status.js

218 ms

xaCqA6YWeoHIgxSknUISl_7iTeuf2pd3Zmq9QI9ChSs.js

xaCqA6YWeoHIgxSknUISl_7iTeuf2pd3Zmq9QI9ChSs.js

145 ms

embed.js

embed.js

62 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

54 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

56 ms

Create

Create

139 ms

id

id

98 ms

GenerateIT

GenerateIT

17 ms

Accessibility Review

anda-sprachschule.de accessibility score

92

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

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

High

Links do not have a discernible name

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

anda-sprachschule.de 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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

anda-sprachschule.de SEO score

86

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

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 Anda-sprachschule.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 Anda-sprachschule.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

anda-sprachschule.de

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