Tools & Wizards About Us
kosmologs.de screenshot

Report Summary

  • 12

    Performance

    Renders faster than
    25% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 97

    SEO

    Google-friendlier than
    91% of websites

kosmologs.de

Tagebücher der Wissenschaft » SciLogs - Wissenschaftsblogs

Page Load Speed

3.2 sec in total

First Response

317 ms

Resources Loaded

2.2 sec

Page Rendered

703 ms

kosmologs.de screenshot

About Website

Click here to check amazing Kosmo Logs content. Otherwise, check out these important facts you probably never knew about kosmologs.de

Die SciLogs sind eine Familie von Wissenschaftsblogs. Sie vereinen die Stärken wissenschaftlicher Kultur und des Mediums Blog.

Visit kosmologs.de

Key Findings

We analyzed Kosmologs.de page load time and found that the first response time was 317 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

kosmologs.de performance score

12

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

36/100

10%

LCP (Largest Contentful Paint)

Value12.8 s

0/100

25%

SI (Speed Index)

Value9.7 s

10/100

10%

TBT (Total Blocking Time)

Value2,180 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0.318

36/100

15%

TTI (Time to Interactive)

Value19.5 s

2/100

10%

Network Requests Diagram

kosmologs.de

317 ms

scilogs.spektrum.de

192 ms

scilogs.spektrum.de

504 ms

style.min.css

99 ms

classic-themes.min.css

195 ms

Our browser made a total of 61 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Kosmologs.de, 54% (33 requests) were made to Scilogs.spektrum.de and 18% (11 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (757 ms) relates to the external source Scilogs.spektrum.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 229.0 kB (13%)

Content Size

1.8 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kosmologs.de main page is 1.8 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. 55% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 102.6 kB

  • Original 125.4 kB
  • After minification 125.3 kB
  • After compression 22.8 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 102.6 kB or 82% of the original size.

Image Optimization

-1%

Potential reduce by 10.7 kB

  • Original 1.2 MB
  • After minification 1.2 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. Kosmo Logs images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 58.6 kB

  • Original 408.9 kB
  • After minification 408.9 kB
  • After compression 350.3 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 58.6 kB or 14% of the original size.

CSS Optimization

-64%

Potential reduce by 57.1 kB

  • Original 88.9 kB
  • After minification 75.5 kB
  • After compression 31.7 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. Kosmologs.de needs all CSS files to be minified and compressed as it can save up to 57.1 kB or 64% of the original size.

Requests Breakdown

Number of requests can be reduced by 27 (49%)

Requests Now

55

After Optimization

28

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kosmo Logs. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 25 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

kosmologs.de

kosmologs.de

317 ms

scilogs.spektrum.de

scilogs.spektrum.de

192 ms

scilogs.spektrum.de

scilogs.spektrum.de

504 ms

style.min.css

style.min.css

99 ms

classic-themes.min.css

classic-themes.min.css

195 ms

fontawesome.css

fontawesome.css

290 ms

main-css.css

main-css.css

287 ms

html5shiv.js

html5shiv.js

36 ms

runtime.js

runtime.js

285 ms

jquery.min.js

jquery.min.js

390 ms

jquery-migrate.min.js

jquery-migrate.min.js

296 ms

jquery.fitvids.min.js

jquery.fitvids.min.js

296 ms

custom-js.js

custom-js.js

380 ms

yieldlove.js

yieldlove.js

29 ms

gpt.js

gpt.js

94 ms

widgets.js

widgets.js

99 ms

main-js.js

main-js.js

379 ms

gtm.js

gtm.js

126 ms

a5ca159259477aa0bbc93ffa8cb6148d

a5ca159259477aa0bbc93ffa8cb6148d

118 ms

sde_positiv@3x.svg

sde_positiv@3x.svg

116 ms

scilogs_positiv@3x.svg

scilogs_positiv@3x.svg

118 ms

scilogs-header@2x.jpg

scilogs-header@2x.jpg

757 ms

cropped-5767-2_b.jpg

cropped-5767-2_b.jpg

642 ms

admin_avatar_1_2_3_4_5_6_7_8_9_10.jpg

admin_avatar_1_2_3_4_5_6_7_8_9_10.jpg

119 ms

dbe838ecd69fdf5b1fb30652f25e8edb_avatar.jpg-200x200.jpeg

dbe838ecd69fdf5b1fb30652f25e8edb_avatar.jpg-200x200.jpeg

116 ms

admin_avatar_1_2_3_4_5_6_7_8_9_10_11.jpg

admin_avatar_1_2_3_4_5_6_7_8_9_10_11.jpg

240 ms

rss.png

rss.png

239 ms

hoffmann_avatar.jpg

hoffmann_avatar.jpg

241 ms

cropped-Stephan-Schleim-10_sq_small_1000x-copy.jpg

cropped-Stephan-Schleim-10_sq_small_1000x-copy.jpg

642 ms

admin_avatar_1_2_3_4_5.jpg

admin_avatar_1_2_3_4_5.jpg

360 ms

cropped-Florian_Walter-scaled-1-200x200.jpg

cropped-Florian_Walter-scaled-1-200x200.jpg

359 ms

Karl-Urban_avatar_1_2.jpg

Karl-Urban_avatar_1_2.jpg

360 ms

scilogs_em2016-1.png

scilogs_em2016-1.png

464 ms

Bloggewitter_Kinder_logo-1.jpg

Bloggewitter_Kinder_logo-1.jpg

654 ms

fne_01.png

fne_01.png

464 ms

dbe838ecd69fdf5b1fb30652f25e8edb_avatar.jpg-32x32.jpeg

dbe838ecd69fdf5b1fb30652f25e8edb_avatar.jpg-32x32.jpeg

553 ms

62cd4e32cb690f6f7522edb86f260f9d

62cd4e32cb690f6f7522edb86f260f9d

115 ms

431265028df8a5dc484a2fea7f4831ea

431265028df8a5dc484a2fea7f4831ea

116 ms

pubads_impl.js

pubads_impl.js

79 ms

roboto-condensed-v17-latin-300.b8f4e373.woff

roboto-condensed-v17-latin-300.b8f4e373.woff

501 ms

roboto-condensed-v17-latin-regular.5c7a07a5.woff

roboto-condensed-v17-latin-regular.5c7a07a5.woff

592 ms

roboto-condensed-v17-latin-700.2b92236b.woff

roboto-condensed-v17-latin-700.2b92236b.woff

598 ms

socialicons.5a5b6baf.png

socialicons.5a5b6baf.png

622 ms

js

js

67 ms

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

108 ms

otSDKStub.js

otSDKStub.js

83 ms

d49bc5e9-61cf-4a57-b627-88f9d3c68841.json

d49bc5e9-61cf-4a57-b627-88f9d3c68841.json

42 ms

settings

settings

69 ms

location

location

38 ms

otBannerSdk.js

otBannerSdk.js

17 ms

timeline.e108540dddc96e4b707f5cf259a582d7.js

timeline.e108540dddc96e4b707f5cf259a582d7.js

21 ms

search

search

33 ms

scilogs

scilogs

81 ms

polyfills-3b821eda8863adcc4a4b.js

polyfills-3b821eda8863adcc4a4b.js

23 ms

runtime-a697c5a1ae32bd7e4d42.js

runtime-a697c5a1ae32bd7e4d42.js

48 ms

modules.20f98d7498a59035a762.js

modules.20f98d7498a59035a762.js

89 ms

main-fd9ef5eb169057cda26d.js

main-fd9ef5eb169057cda26d.js

87 ms

_app-88bf420a57d49e33be53.js

_app-88bf420a57d49e33be53.js

88 ms

%5BscreenName%5D-c33f0b02841cffc3e9b4.js

%5BscreenName%5D-c33f0b02841cffc3e9b4.js

88 ms

_buildManifest.js

_buildManifest.js

90 ms

_ssgManifest.js

_ssgManifest.js

90 ms

Accessibility Review

kosmologs.de accessibility score

98

Accessibility Issues

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

kosmologs.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

kosmologs.de SEO score

97

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 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 Kosmologs.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 Kosmologs.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

kosmologs.de

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