Tools & Wizards About Us
danielaleitner.de screenshot

Report Summary

  • 20

    Performance

    Renders faster than
    38% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 67% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

danielaleitner.de

Daniela Leitner, Design trifft Wissenschaft – Studio für visuelle Wissenschaftskommunikation

Page Load Speed

7.4 sec in total

First Response

840 ms

Resources Loaded

5.9 sec

Page Rendered

656 ms

danielaleitner.de screenshot

About Website

Visit danielaleitner.de now to see the best up-to-date Daniela Leitner content and also check out these interesting facts you probably never knew about danielaleitner.de

Ob Infografik, Illustration, Fotografie, Film, Animation oder Editorial Design für Bücher und Magazine – Daniela Leitner erklärt die Wissenschaft visuell auf hohem Niveau

Visit danielaleitner.de

Key Findings

We analyzed Danielaleitner.de page load time and found that the first response time was 840 ms and then it took 6.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

danielaleitner.de performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.5 s

1/100

10%

LCP (Largest Contentful Paint)

Value12.4 s

0/100

25%

SI (Speed Index)

Value10.5 s

7/100

10%

TBT (Total Blocking Time)

Value580 ms

51/100

30%

CLS (Cumulative Layout Shift)

Value0.782

5/100

15%

TTI (Time to Interactive)

Value9.8 s

28/100

10%

Network Requests Diagram

840 ms

wp-emoji-release.min.js

232 ms

style.css

518 ms

cookie-law-info-public.css

218 ms

cookie-law-info-gdpr.css

347 ms

Our browser made a total of 98 requests to load all elements on the main page. We found that 81% of them (79 requests) were addressed to the original Danielaleitner.de, 13% (13 requests) were made to Fonts.gstatic.com and 4% (4 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (2.7 sec) belongs to the original domain Danielaleitner.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 592.1 kB (21%)

Content Size

2.8 MB

After Optimization

2.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Danielaleitner.de main page is 2.8 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. 60% of websites need less resources to load. Images take 2.1 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 52.2 kB

  • Original 64.7 kB
  • After minification 61.0 kB
  • After compression 12.6 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 52.2 kB or 81% of the original size.

Image Optimization

-3%

Potential reduce by 58.8 kB

  • Original 2.1 MB
  • After minification 2.1 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. Daniela Leitner images are well optimized though.

JavaScript Optimization

-71%

Potential reduce by 306.3 kB

  • Original 431.2 kB
  • After minification 374.9 kB
  • After compression 124.9 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 306.3 kB or 71% of the original size.

CSS Optimization

-86%

Potential reduce by 174.8 kB

  • Original 203.6 kB
  • After minification 185.8 kB
  • After compression 28.8 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. Danielaleitner.de needs all CSS files to be minified and compressed as it can save up to 174.8 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 36 (44%)

Requests Now

82

After Optimization

46

  • Images
  • JavaScript
  • CSS

The browser has sent 82 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Daniela Leitner. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 16 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

840 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

232 ms

style.css

style.css

518 ms

cookie-law-info-public.css

cookie-law-info-public.css

218 ms

cookie-law-info-gdpr.css

cookie-law-info-gdpr.css

347 ms

style.css

style.css

219 ms

style.css

style.css

220 ms

jquery.min.js

jquery.min.js

625 ms

jquery-migrate.min.js

jquery-migrate.min.js

352 ms

cookie-law-info-public.js

cookie-law-info-public.js

473 ms

cookie-law-info-ccpa.js

cookie-law-info-ccpa.js

372 ms

pinterest.css

pinterest.css

485 ms

css

css

14 ms

css

css

54 ms

css

css

28 ms

css

css

29 ms

style.css

style.css

471 ms

style.css

style.css

484 ms

gtq0mid.js

gtq0mid.js

66 ms

style.css

style.css

615 ms

mobile.css

mobile.css

600 ms

slicknav.css

slicknav.css

594 ms

jquery-1.10.2.js

jquery-1.10.2.js

797 ms

jquery.infinitescroll.js

jquery.infinitescroll.js

731 ms

jquery.slicknav.js

jquery.slicknav.js

732 ms

retina-1.1.0.min.js

retina-1.1.0.min.js

731 ms

modernizr-custom-v2.7.1.min.js

modernizr-custom-v2.7.1.min.js

733 ms

jquery-finger-v0.1.0.min.js

jquery-finger-v0.1.0.min.js

732 ms

flickerplate.min.js

flickerplate.min.js

760 ms

flickerplate.css

flickerplate.css

865 ms

jquery.carouFredSel-6.2.1.js

jquery.carouFredSel-6.2.1.js

1047 ms

scripts.js

scripts.js

839 ms

jquery.cycle2.min.js

jquery.cycle2.min.js

844 ms

jquery.cycle2.swipe.min.js

jquery.cycle2.swipe.min.js

820 ms

jquery.cycle2.video.min.js

jquery.cycle2.video.min.js

842 ms

script.js

script.js

912 ms

player.js

player.js

1099 ms

client.js

client.js

936 ms

pinterest.js

pinterest.js

953 ms

logo_daniela_leitner_en.png

logo_daniela_leitner_en.png

559 ms

daniela_leitner_zitat.png

daniela_leitner_zitat.png

252 ms

infographic_salt_immune_system_daniela_leitner-1-590x335.jpg

infographic_salt_immune_system_daniela_leitner-1-590x335.jpg

719 ms

black-trans.png

black-trans.png

175 ms

klett_verlag_impulse_physik_%C2%A9_daniela_leitner-590x335.jpg

klett_verlag_impulse_physik_%C2%A9_daniela_leitner-590x335.jpg

676 ms

cancer_immunology_at_boehringer_ingelheim_%C2%A9_daniela_leitner-590x335.jpg

cancer_immunology_at_boehringer_ingelheim_%C2%A9_daniela_leitner-590x335.jpg

725 ms

infografic_FNR_Luxembourg_%C2%A9_daniela_leitner-590x335.jpg

infografic_FNR_Luxembourg_%C2%A9_daniela_leitner-590x335.jpg

711 ms

universitaet_bayreuth_cover_chemistry_daniela_leitner-590x335.jpg

universitaet_bayreuth_cover_chemistry_daniela_leitner-590x335.jpg

769 ms

infografik_kristalle_leibniz_institut_fuer_kristallforschung_ikz_berlin_%C2%A9_daniela_leitner-590x335.jpg

infografik_kristalle_leibniz_institut_fuer_kristallforschung_ikz_berlin_%C2%A9_daniela_leitner-590x335.jpg

718 ms

daniela_leitner_wissenschaftskommunikation.png

daniela_leitner_wissenschaftskommunikation.png

248 ms

daniela_leitner_infografik.png

daniela_leitner_infografik.png

252 ms

daniela_leitner_illustration_fotografie.png

daniela_leitner_illustration_fotografie.png

253 ms

daniela_leitner_editorial_design.png

daniela_leitner_editorial_design.png

293 ms

daniela_leitner_film.png

daniela_leitner_film.png

612 ms

daniela_leitner_kontakt.png

daniela_leitner_kontakt.png

593 ms

daniela_leitner_wissenschaftskommunikation_hover.png

daniela_leitner_wissenschaftskommunikation_hover.png

799 ms

daniela_leitner_infografik_hover.png

daniela_leitner_infografik_hover.png

832 ms

daniela_leitner_illustration_fotografie_hover.png

daniela_leitner_illustration_fotografie_hover.png

834 ms

daniela_leitner_editorial_design_hover.png

daniela_leitner_editorial_design_hover.png

834 ms

daniela_leitner_kontakt_hover.png

daniela_leitner_kontakt_hover.png

843 ms

daniela_leitner_film_hover.png

daniela_leitner_film_hover.png

882 ms

daniela_leitner_infografik_1_hover.png

daniela_leitner_infografik_1_hover.png

926 ms

daniela_leitner_illustration_fotografie_1_hover.png

daniela_leitner_illustration_fotografie_1_hover.png

967 ms

daniela_leitner_editorial_design_1_hover.png

daniela_leitner_editorial_design_1_hover.png

985 ms

daniela_leitner_film_1_hover.png

daniela_leitner_film_1_hover.png

958 ms

daniela_leitner_infografik_2_hover.png

daniela_leitner_infografik_2_hover.png

985 ms

daniela_leitner_illustration_fotografie_2_hover.png

daniela_leitner_illustration_fotografie_2_hover.png

1028 ms

daniela_leitner_editorial_design_2_hover.png

daniela_leitner_editorial_design_2_hover.png

1057 ms

daniela_leitner_film_2_hover.png

daniela_leitner_film_2_hover.png

1082 ms

new-prev_hover.png

new-prev_hover.png

1407 ms

new-next_hover.png

new-next_hover.png

1404 ms

daniela_leitner_zitat_hover.png

daniela_leitner_zitat_hover.png

1098 ms

icon_wissensbuch_des_jahres_hover.png

icon_wissensbuch_des_jahres_hover.png

1373 ms

icon_stiftung_buchkunst_hover.png

icon_stiftung_buchkunst_hover.png

1180 ms

admin-ajax.php

admin-ajax.php

2199 ms

loading.gif

loading.gif

58 ms

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4iCs6KVjbNBYlgoKfw7z.ttf

31 ms

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55 ms

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55 ms

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56 ms

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89 ms

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52 ms

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54 ms

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58 ms

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56 ms

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85 ms

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274 ms

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106 ms

icon_gda_special_mention_hover.png

icon_gda_special_mention_hover.png

1090 ms

icon_adc_silber_hover.png

icon_adc_silber_hover.png

1190 ms

icon_reddot_award_hover.png

icon_reddot_award_hover.png

1136 ms

icon_1_mit_auszeichnung_hover.png

icon_1_mit_auszeichnung_hover.png

1238 ms

icon_opus_primum_hover.png

icon_opus_primum_hover.png

1280 ms

arrow-left-light.png

arrow-left-light.png

315 ms

arrow-right-light.png

arrow-right-light.png

287 ms

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Aufmacher_CLAIRE_Helmholtz_UFZ.jpg

1392 ms

Aufmacher_Fraunhofer_Mobilitaet_der_Zukunft_Wasserstoff_Illustration_Daniela_Leitner.jpg

Aufmacher_Fraunhofer_Mobilitaet_der_Zukunft_Wasserstoff_Illustration_Daniela_Leitner.jpg

2714 ms

Einstein-Online_Redesign_big_Daniela_Leitner.jpg

Einstein-Online_Redesign_big_Daniela_Leitner.jpg

1289 ms

Accessibility Review

danielaleitner.de accessibility score

87

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

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

danielaleitner.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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

danielaleitner.de SEO score

92

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 Danielaleitner.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 Danielaleitner.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

danielaleitner.de

Open Graph description is not detected on the main page of Daniela Leitner. 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: