Tools & Wizards About Us
ipfdd.de screenshot

Report Summary

  • 69

    Performance

    Renders faster than
    80% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 79% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

ipfdd.de

Home | Leibniz Institute of Polymer Research Dresden

Page Load Speed

4.9 sec in total

First Response

467 ms

Resources Loaded

4.2 sec

Page Rendered

246 ms

ipfdd.de screenshot

About Website

Welcome to ipfdd.de homepage info - get ready to check Ipfdd best content for Russia right away, or after learning these important things about ipfdd.de

Das Leibniz-Institut für Polymerforschung Dresden e. V. ist eine der größten Polymerforschungseinrichtungen in Deutschland.

Visit ipfdd.de

Key Findings

We analyzed Ipfdd.de page load time and found that the first response time was 467 ms and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

ipfdd.de performance score

69

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

67/100

10%

LCP (Largest Contentful Paint)

Value3.5 s

63/100

25%

SI (Speed Index)

Value11.5 s

5/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.026

100/100

15%

TTI (Time to Interactive)

Value13.4 s

11/100

10%

Network Requests Diagram

467 ms

ipfd-website.css

418 ms

modernizr.min.js

320 ms

require.js

322 ms

logo-leichte-sprache.svg

313 ms

Our browser made a total of 23 requests to load all elements on the main page. We found that all of those requests were addressed to Ipfdd.de and no external sources were called. The less responsive or slowest element that took the longest time to load (2.7 sec) belongs to the original domain Ipfdd.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 141.4 kB (4%)

Content Size

3.5 MB

After Optimization

3.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ipfdd.de main page is 3.5 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. 30% of websites need less resources to load. Images take 3.4 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 27.3 kB

  • Original 34.7 kB
  • After minification 24.0 kB
  • After compression 7.4 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 10.7 kB, which is 31% 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 27.3 kB or 79% of the original size.

Image Optimization

-3%

Potential reduce by 114.0 kB

  • Original 3.4 MB
  • After minification 3.3 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. Ipfdd images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 12 B

  • Original 55.7 kB
  • After minification 55.7 kB
  • After compression 55.7 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

-0%

Potential reduce by 115 B

  • Original 27.0 kB
  • After minification 27.0 kB
  • After compression 26.9 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. Ipfdd.de has all CSS files already compressed.

Requests Breakdown

We found no issues to fix!

Requests Now

22

After Optimization

22

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ipfdd. According to our analytics all requests are already optimized.

Network Requests Diagram

467 ms

ipfd-website.css

ipfd-website.css

418 ms

modernizr.min.js

modernizr.min.js

320 ms

require.js

require.js

322 ms

logo-leichte-sprache.svg

logo-leichte-sprache.svg

313 ms

logo-ipfdd-big.jpg

logo-ipfdd-big.jpg

418 ms

st1.jpg

st1.jpg

1480 ms

st2.jpg

st2.jpg

1270 ms

st3_neu.jpg

st3_neu.jpg

1164 ms

st4.jpg

st4.jpg

1632 ms

st5.jpg

st5.jpg

1694 ms

st6.jpg

st6.jpg

1793 ms

csm_Cover_297a445076.png

csm_Cover_297a445076.png

2093 ms

csm_Posting_NFDI4Chem-Award-02_b7a793022d.png

csm_Posting_NFDI4Chem-Award-02_b7a793022d.png

2197 ms

csm_IPF_EMERGED_2024_047_22d62e5d37.jpg

csm_IPF_EMERGED_2024_047_22d62e5d37.jpg

2012 ms

csm_event-default_20f5a5f95c.png

csm_event-default_20f5a5f95c.png

2561 ms

csm_IPFfriends_Logo_ebd3179896.png

csm_IPFfriends_Logo_ebd3179896.png

2118 ms

logo-leibniz.svg

logo-leibniz.svg

2113 ms

logo-ddc.svg

logo-ddc.svg

2324 ms

logo-audit-premium-schaerpe.svg

logo-audit-premium-schaerpe.svg

2413 ms

encode-sans-v2-latin-regular.woff

encode-sans-v2-latin-regular.woff

2471 ms

encode-sans-v2-latin-600.woff

encode-sans-v2-latin-600.woff

2483 ms

ipfd-website.js

ipfd-website.js

2653 ms

Accessibility Review

ipfdd.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

Links do not have a discernible name

Best Practices

ipfdd.de best practices score

75

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

SEO Factors

ipfdd.de SEO score

99

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 Ipfdd.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 Ipfdd.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

ipfdd.de

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