Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 75% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

Page Load Speed

2.4 sec in total

First Response

260 ms

Resources Loaded

2 sec

Page Rendered

202 ms

sg-zertifikate.de screenshot

About Website

Visit sg-zertifikate.de now to see the best up-to-date Sg Zertifikate content for Germany and also check out these interesting facts you probably never knew about sg-zertifikate.de

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Key Findings

We analyzed Sg-zertifikate.de page load time and found that the first response time was 260 ms and then it took 2.2 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

sg-zertifikate.de performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.6 s

5/100

10%

LCP (Largest Contentful Paint)

Value25.9 s

0/100

25%

SI (Speed Index)

Value18.9 s

0/100

10%

TBT (Total Blocking Time)

Value11,980 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.066

97/100

15%

TTI (Time to Interactive)

Value26.3 s

0/100

10%

Network Requests Diagram

sg-zertifikate.de

260 ms

start.html;jsessionid=C839ACCF255190D26A8908B6BEAF073C.sgzertde-node2

245 ms

main_temp.css

183 ms

jquery-1.4.3.min.js

275 ms

jquery-ui-used.custom.min.js

274 ms

Our browser made a total of 38 requests to load all elements on the main page. We found that 92% of them (35 requests) were addressed to the original Sg-zertifikate.de, 8% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (733 ms) belongs to the original domain Sg-zertifikate.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 136.7 kB (77%)

Content Size

176.9 kB

After Optimization

40.2 kB

In fact, the total size of Sg-zertifikate.de main page is 176.9 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. 30% of websites need less resources to load. HTML takes 159.8 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 136.7 kB

  • Original 159.8 kB
  • After minification 133.1 kB
  • After compression 23.0 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. This page needs HTML code to be minified as it can gain 26.7 kB, which is 17% 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 136.7 kB or 86% of the original size.

JavaScript Optimization

-0%

Potential reduce by 34 B

  • Original 17.2 kB
  • After minification 17.2 kB
  • After compression 17.1 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.

Requests Breakdown

Number of requests can be reduced by 22 (61%)

Requests Now

36

After Optimization

14

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sg Zertifikate. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

sg-zertifikate.de accessibility score

90

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.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

sg-zertifikate.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

Missing source maps for large first-party JavaScript

SEO Factors

sg-zertifikate.de SEO score

82

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

    N/A

  • Language Claimed

    DE

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sg-zertifikate.de can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is German. Our system also found out that Sg-zertifikate.de main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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