Tools & Wizards About Us
doppelintegral.eu screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 50

    SEO

    Google-friendlier than
    18% of websites

doppelintegral.eu

Erneuerbare Energie nutzen duch Photovoltaik und Solar - doppelintegral.eu

Page Load Speed

2.4 sec in total

First Response

337 ms

Resources Loaded

1.9 sec

Page Rendered

160 ms

doppelintegral.eu screenshot

About Website

Visit doppelintegral.eu now to see the best up-to-date Doppelintegral content and also check out these interesting facts you probably never knew about doppelintegral.eu

Visit doppelintegral.eu

Key Findings

We analyzed Doppelintegral.eu page load time and found that the first response time was 337 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

doppelintegral.eu performance score

0

Network Requests Diagram

doppelintegral.eu

337 ms

260 ms

css

27 ms

1673de85962b.css

112 ms

jquery-1.11.3.min.js

5 ms

Our browser made a total of 17 requests to load all elements on the main page. We found that 71% of them (12 requests) were addressed to the original Doppelintegral.eu, 18% (3 requests) were made to Fonts.gstatic.com and 6% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (645 ms) belongs to the original domain Doppelintegral.eu.

Page Optimization Overview & Recommendations

Page size can be reduced by 45.7 kB (25%)

Content Size

181.7 kB

After Optimization

136.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Doppelintegral.eu main page is 181.7 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. 20% of websites need less resources to load. Images take 122.8 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 5.3 kB

  • Original 7.7 kB
  • After minification 7.1 kB
  • After compression 2.5 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 5.3 kB or 68% of the original size.

Image Optimization

-3%

Potential reduce by 4.2 kB

  • Original 122.8 kB
  • After minification 118.6 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. Doppelintegral images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 19.8 kB

  • Original 30.6 kB
  • After minification 30.6 kB
  • After compression 10.8 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 19.8 kB or 65% of the original size.

CSS Optimization

-80%

Potential reduce by 16.5 kB

  • Original 20.6 kB
  • After minification 19.9 kB
  • After compression 4.2 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. Doppelintegral.eu needs all CSS files to be minified and compressed as it can save up to 16.5 kB or 80% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

12

After Optimization

12

  • Images
  • JavaScript
  • CSS

The browser has sent 12 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Doppelintegral. According to our analytics all requests are already optimized.

Network Requests Diagram

doppelintegral.eu

doppelintegral.eu

337 ms

260 ms

css

css

27 ms

1673de85962b.css

1673de85962b.css

112 ms

jquery-1.11.3.min.js

jquery-1.11.3.min.js

5 ms

jquery-ui.min.js

jquery-ui.min.js

220 ms

colorbox.min.js

colorbox.min.js

228 ms

doppelintegral-logo.png

doppelintegral-logo.png

143 ms

navi-li-gruen.png

navi-li-gruen.png

196 ms

navi-li-blau.png

navi-li-blau.png

196 ms

doppelintegral-integral-planning-and-software-technology.jpg

doppelintegral-integral-planning-and-software-technology.jpg

645 ms

insel-logo-250px.png

insel-logo-250px.png

219 ms

math-works.jpg

math-works.jpg

220 ms

insel-form.png

insel-form.png

224 ms

RzoNiRR1p2Mqyyz2RwqSMw.woff

RzoNiRR1p2Mqyyz2RwqSMw.woff

9 ms

AwBqWF2kjhlybWamaKMPcT8E0i7KZn-EPnyo3HZu7kw.woff

AwBqWF2kjhlybWamaKMPcT8E0i7KZn-EPnyo3HZu7kw.woff

10 ms

yVHpdQrmTj9Kax1tmFSx2j8E0i7KZn-EPnyo3HZu7kw.woff

yVHpdQrmTj9Kax1tmFSx2j8E0i7KZn-EPnyo3HZu7kw.woff

18 ms

Best Practices

doppelintegral.eu 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

SEO Factors

doppelintegral.eu SEO score

50

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

Document doesn't have a <title> element

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

robots.txt is not valid

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Doppelintegral.eu can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it does not match the claimed English language. Our system also found out that Doppelintegral.eu 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

doppelintegral.eu

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