Tools & Wizards About Us

Report Summary

  • 69

    Performance

    Renders faster than
    80% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

spp1623.de

Home - Priority Program SPP 1623 / Schwerpunktprogramm 1623

Page Load Speed

2.2 sec in total

First Response

404 ms

Resources Loaded

1.4 sec

Page Rendered

390 ms

About Website

Click here to check amazing SPP 1623 content. Otherwise, check out these important facts you probably never knew about spp1623.de

In 2012 chemists, biochemists and biophysicists from all over Germany started the interdisciplinary research association "Priority Program 1623 / Schwerpunktprogramm 1623". One of the main goals is th...

Visit spp1623.de

Key Findings

We analyzed Spp1623.de page load time and found that the first response time was 404 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

spp1623.de performance score

69

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

85/100

10%

LCP (Largest Contentful Paint)

Value7.2 s

5/100

25%

SI (Speed Index)

Value4.2 s

78/100

10%

TBT (Total Blocking Time)

Value60 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.025

100/100

15%

TTI (Time to Interactive)

Value6.2 s

62/100

10%

Network Requests Diagram

spp1623.de

404 ms

css

41 ms

ionicons.minf8cb.css

100 ms

lessphp_56484ee8a11b6e3d46dad8ebfaaf1f7382c32ba66cb8.css

303 ms

Basic015c.css

195 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that 80% of them (37 requests) were addressed to the original Spp1623.de, 15% (7 requests) were made to Fonts.gstatic.com and 4% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (594 ms) belongs to the original domain Spp1623.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 159.1 kB (25%)

Content Size

638.8 kB

After Optimization

479.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Spp1623.de main page is 638.8 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. 45% of websites need less resources to load. Images take 459.4 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 26.2 kB

  • Original 33.5 kB
  • After minification 31.8 kB
  • After compression 7.3 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 26.2 kB or 78% of the original size.

Image Optimization

-27%

Potential reduce by 122.5 kB

  • Original 459.4 kB
  • After minification 336.9 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. Obviously, SPP 1623 needs image optimization as it can save up to 122.5 kB or 27% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 287 B

  • Original 99.8 kB
  • After minification 99.8 kB
  • After compression 99.5 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

-22%

Potential reduce by 10.1 kB

  • Original 46.0 kB
  • After minification 38.2 kB
  • After compression 35.9 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. Spp1623.de needs all CSS files to be minified and compressed as it can save up to 10.1 kB or 22% of the original size.

Requests Breakdown

Number of requests can be reduced by 24 (63%)

Requests Now

38

After Optimization

14

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SPP 1623. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

spp1623.de accessibility score

83

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Image elements do not have [alt] attributes

Best Practices

spp1623.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

spp1623.de SEO score

90

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Spp1623.de can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Spp1623.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

Open Graph data is detected on the main page of SPP 1623. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: