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develblue.de screenshot

Report Summary

  • 96

    Performance

    Renders faster than
    94% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

develblue.de

Vorschaltseite

Page Load Speed

1.7 sec in total

First Response

636 ms

Resources Loaded

1 sec

Page Rendered

85 ms

develblue.de screenshot

About Website

Click here to check amazing Develblue content. Otherwise, check out these important facts you probably never knew about develblue.de

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Key Findings

We analyzed Develblue.de page load time and found that the first response time was 636 ms and then it took 1.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

develblue.de performance score

96

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.5 s

95/100

10%

LCP (Largest Contentful Paint)

Value1.5 s

99/100

25%

SI (Speed Index)

Value2.2 s

99/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.147

77/100

15%

TTI (Time to Interactive)

Value1.5 s

100/100

10%

Network Requests Diagram

www.ferienwohnung-ferienhaus-ostsee-ruegen.de

636 ms

Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to Develblue.de and no external sources were called. The less responsive or slowest element that took the longest time to load (636 ms) relates to the external source Ferienwohnung-ferienhaus-ostsee-ruegen.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 535.9 kB (16%)

Content Size

3.3 MB

After Optimization

2.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Develblue.de main page is 3.3 MB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Images take 2.4 MB which makes up the majority of the site volume.

HTML Optimization

-34%

Potential reduce by 36.2 kB

  • Original 107.7 kB
  • After minification 107.6 kB
  • After compression 71.5 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 36.2 kB or 34% of the original size.

Image Optimization

-0%

Potential reduce by 2.2 kB

  • Original 2.4 MB
  • After minification 2.4 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. Develblue images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 348.4 kB

  • Original 564.4 kB
  • After minification 564.4 kB
  • After compression 216.0 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 348.4 kB or 62% of the original size.

CSS Optimization

-75%

Potential reduce by 149.1 kB

  • Original 198.3 kB
  • After minification 198.0 kB
  • After compression 49.2 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. Develblue.de needs all CSS files to be minified and compressed as it can save up to 149.1 kB or 75% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

0

After Optimization

0

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Network Requests Diagram

www.ferienwohnung-ferienhaus-ostsee-ruegen.de

www.ferienwohnung-ferienhaus-ostsee-ruegen.de

636 ms

Accessibility Review

develblue.de accessibility score

100

Accessibility Issues

Best Practices

develblue.de best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

develblue.de SEO score

91

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

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 Develblue.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 Develblue.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

develblue.de

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