Tools & Wizards About Us
hdl-solar.de screenshot

Report Summary

  • 88

    Performance

    Renders faster than
    90% of other websites

  • 57

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

hdl-solar.de

Solartechnik Kassel - Photovoltaik-Anbieter und PV-Profi

Page Load Speed

2.4 sec in total

First Response

285 ms

Resources Loaded

1.9 sec

Page Rendered

133 ms

hdl-solar.de screenshot

About Website

Visit hdl-solar.de now to see the best up-to-date Hdl Solar content and also check out these interesting facts you probably never knew about hdl-solar.de

Wir sind die Photovoltaik-Profis in Kassel und Umgebung, die sich auf die Planung, Montage und Wartung von Solaranlagen spezialisiert haben.

Visit hdl-solar.de

Key Findings

We analyzed Hdl-solar.de page load time and found that the first response time was 285 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

hdl-solar.de performance score

88

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

74/100

10%

LCP (Largest Contentful Paint)

Value3.5 s

65/100

25%

SI (Speed Index)

Value3.0 s

94/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.3 s

99/100

10%

Network Requests Diagram

hdl-solar.de

285 ms

structure.css

128 ms

prototype.js

415 ms

mailmask.js

207 ms

form_validation.js

200 ms

Our browser made a total of 24 requests to load all elements on the main page. We found that 83% of them (20 requests) were addressed to the original Hdl-solar.de, 13% (3 requests) were made to Top50-solar.de and 4% (1 request) were made to Tracker.euroweb.net. The less responsive or slowest element that took the longest time to load (482 ms) belongs to the original domain Hdl-solar.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 78.6 kB (32%)

Content Size

246.9 kB

After Optimization

168.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Hdl-solar.de main page is 246.9 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. Only 10% of websites need less resources to load. Images take 148.6 kB which makes up the majority of the site volume.

HTML Optimization

-63%

Potential reduce by 3.4 kB

  • Original 5.3 kB
  • After minification 4.8 kB
  • After compression 2.0 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 3.4 kB or 63% of the original size.

Image Optimization

-0%

Potential reduce by 22 B

  • Original 148.6 kB
  • After minification 148.6 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. Hdl Solar images are well optimized though.

JavaScript Optimization

-81%

Potential reduce by 69.0 kB

  • Original 85.7 kB
  • After minification 57.2 kB
  • After compression 16.7 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 69.0 kB or 81% of the original size.

CSS Optimization

-86%

Potential reduce by 6.2 kB

  • Original 7.3 kB
  • After minification 3.8 kB
  • After compression 1.0 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. Hdl-solar.de needs all CSS files to be minified and compressed as it can save up to 6.2 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (60%)

Requests Now

10

After Optimization

4

  • Images
  • JavaScript
  • CSS

The browser has sent 10 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Hdl Solar. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

hdl-solar.de

hdl-solar.de

285 ms

structure.css

structure.css

128 ms

prototype.js

prototype.js

415 ms

mailmask.js

mailmask.js

207 ms

form_validation.js

form_validation.js

200 ms

smoothscroll.js

smoothscroll.js

219 ms

scriptaculous.js

scriptaculous.js

218 ms

lightbox.js

lightbox.js

282 ms

tracker.js

tracker.js

384 ms

typo.css

typo.css

221 ms

kontaktstyle.css

kontaktstyle.css

190 ms

lightbox.css

lightbox.css

196 ms

cms.css

cms.css

222 ms

effects.js

effects.js

108 ms

img.cgi

img.cgi

307 ms

body_bg.jpg

body_bg.jpg

124 ms

header_bg.jpg

header_bg.jpg

106 ms

headerimage1.jpg

headerimage1.jpg

482 ms

content_bg.gif

content_bg.gif

113 ms

footer_bg.gif

footer_bg.gif

113 ms

img.php

img.php

109 ms

default.png

default.png

115 ms

loading.gif

loading.gif

125 ms

closelabel.gif

closelabel.gif

112 ms

Accessibility Review

hdl-solar.de accessibility score

57

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

High

Links do not have a discernible name

Best Practices

hdl-solar.de best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

High

Browser errors were logged to the console

SEO Factors

hdl-solar.de SEO score

67

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Hdl-solar.de can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Hdl-solar.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

hdl-solar.de

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