Tools & Wizards About Us
sertec.de screenshot

Report Summary

  • 69

    Performance

    Renders faster than
    80% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

sertec.de

Account Suspended

Page Load Speed

2.1 sec in total

First Response

445 ms

Resources Loaded

1.3 sec

Page Rendered

333 ms

sertec.de screenshot

About Website

Welcome to sertec.de homepage info - get ready to check Sertec best content right away, or after learning these important things about sertec.de

sertec professionelle Studioplanung, Zirkeltraining Gruppentraining im Gerätezirkel für Sportstudios FitnessCenter Pysiotherapien Beratung und Begleitung Erfolg ist planbar.

Visit sertec.de

Key Findings

We analyzed Sertec.de page load time and found that the first response time was 445 ms and then it took 1.7 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

sertec.de performance score

69

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

80/100

10%

LCP (Largest Contentful Paint)

Value2.5 s

90/100

25%

SI (Speed Index)

Value2.4 s

98/100

10%

TBT (Total Blocking Time)

Value1,260 ms

19/100

30%

CLS (Cumulative Layout Shift)

Value0.032

100/100

15%

TTI (Time to Interactive)

Value4.9 s

78/100

10%

Network Requests Diagram

sertec.de

445 ms

style.css

108 ms

menu.js

207 ms

ga.js

12 ms

sertec.gif

219 ms

Our browser made a total of 14 requests to load all elements on the main page. We found that 64% of them (9 requests) were addressed to the original Sertec.de, 14% (2 requests) were made to Google-analytics.com and 14% (2 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (445 ms) belongs to the original domain Sertec.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 10.6 kB (7%)

Content Size

149.3 kB

After Optimization

138.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sertec.de main page is 149.3 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. 25% of websites need less resources to load. Images take 120.4 kB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 7.0 kB

  • Original 10.1 kB
  • After minification 9.6 kB
  • After compression 3.0 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 7.0 kB or 70% of the original size.

Image Optimization

-2%

Potential reduce by 2.4 kB

  • Original 120.4 kB
  • After minification 118.0 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. Sertec images are well optimized though.

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.

CSS Optimization

-69%

Potential reduce by 1.1 kB

  • Original 1.6 kB
  • After minification 1.3 kB
  • After compression 508 B

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. Sertec.de needs all CSS files to be minified and compressed as it can save up to 1.1 kB or 69% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

12

After Optimization

12

  • AJAX
  • Images
  • JavaScript
  • CSS

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

Network Requests Diagram

sertec.de

sertec.de

445 ms

style.css

style.css

108 ms

menu.js

menu.js

207 ms

ga.js

ga.js

12 ms

sertec.gif

sertec.gif

219 ms

planung.jpg

planung.jpg

382 ms

shortsport_klein.jpg

shortsport_klein.jpg

381 ms

haende1.jpg

haende1.jpg

423 ms

gucken.jpg

gucken.jpg

421 ms

garantie.gif

garantie.gif

380 ms

like.php

like.php

353 ms

__utm.gif

__utm.gif

23 ms

9yww5DBsBaL.js

9yww5DBsBaL.js

131 ms

FEppCFCt76d.png

FEppCFCt76d.png

49 ms

Accessibility Review

sertec.de accessibility score

86

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.

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

Best Practices

sertec.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

High

Browser errors were logged to the console

SEO Factors

sertec.de SEO score

77

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sertec.de can be misinterpreted by Google and other search engines. Our service has detected that German 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 Sertec.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

sertec.de

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