Tools & Wizards About Us
otech-hannover.de screenshot

Report Summary

  • 47

    Performance

    Renders faster than
    65% of other websites

  • 55

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

otech-hannover.de

Oberflächenbeschichtung - Industrieböden - O-Tech - Bodenbeschichtung - Industirbeschichtung - Hannover - Köln - Berlin - Hamburg - Bremen - Stuttgart...

Page Load Speed

6.3 sec in total

First Response

1.2 sec

Resources Loaded

4.9 sec

Page Rendered

207 ms

otech-hannover.de screenshot

About Website

Welcome to otech-hannover.de homepage info - get ready to check O Tech Hannover best content right away, or after learning these important things about otech-hannover.de

O-Tech Bodenbelagsystememit seinen Markenprodukten bietet umfassende Lösungen für die verschiedensten Einsatzbereiche! Ob Hannover, Bremen, Hamburg, Köln, Stuttgart, Bremerhaven, Berlin oder Kassel - ...

Visit otech-hannover.de

Key Findings

We analyzed Otech-hannover.de page load time and found that the first response time was 1.2 sec and then it took 5.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

otech-hannover.de performance score

47

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.8 s

0/100

10%

LCP (Largest Contentful Paint)

Value12.7 s

0/100

25%

SI (Speed Index)

Value11.1 s

6/100

10%

TBT (Total Blocking Time)

Value110 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0.035

100/100

15%

TTI (Time to Interactive)

Value10.5 s

23/100

10%

Network Requests Diagram

www.otech-hannover.de

1218 ms

jquery-1.12.4.min.js

217 ms

jquery-fixes-1.x.min.js

288 ms

jquery-ui.css

591 ms

jquery-ui.theme.css

603 ms

Our browser made a total of 58 requests to load all elements on the main page. We found that 64% of them (37 requests) were addressed to the original Otech-hannover.de, 28% (16 requests) were made to Static.worldsoft-cms.info and 5% (3 requests) were made to Images.worldsoft-cms.info. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Otech-hannover.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 357.5 kB (32%)

Content Size

1.1 MB

After Optimization

770.5 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Otech-hannover.de main page is 1.1 MB. 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 690.0 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 37.0 kB

  • Original 45.5 kB
  • After minification 39.9 kB
  • After compression 8.5 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. This page needs HTML code to be minified as it can gain 5.7 kB, which is 13% 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 37.0 kB or 81% of the original size.

Image Optimization

-4%

Potential reduce by 25.0 kB

  • Original 690.0 kB
  • After minification 665.0 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. O Tech Hannover images are well optimized though.

JavaScript Optimization

-75%

Potential reduce by 295.5 kB

  • Original 392.4 kB
  • After minification 344.5 kB
  • After compression 96.9 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 295.5 kB or 75% of the original size.

Requests Breakdown

Number of requests can be reduced by 33 (58%)

Requests Now

57

After Optimization

24

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of O Tech Hannover. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.otech-hannover.de

www.otech-hannover.de

1218 ms

jquery-1.12.4.min.js

jquery-1.12.4.min.js

217 ms

jquery-fixes-1.x.min.js

jquery-fixes-1.x.min.js

288 ms

jquery-ui.css

jquery-ui.css

591 ms

jquery-ui.theme.css

jquery-ui.theme.css

603 ms

cms.css

cms.css

290 ms

jquery.lightbox-0.5.css

jquery.lightbox-0.5.css

524 ms

greybox.css

greybox.css

526 ms

jquery.fancybox.css

jquery.fancybox.css

527 ms

ceebox.css

ceebox.css

528 ms

galleria.classic.css

galleria.classic.css

290 ms

otech-hannoverneu.css

otech-hannoverneu.css

437 ms

cookie.js

cookie.js

618 ms

URLPathInfo.js

URLPathInfo.js

329 ms

xoops.js

xoops.js

329 ms

bootstrap.js

bootstrap.js

381 ms

overlib.js

overlib.js

478 ms

apymenu.js

apymenu.js

811 ms

jquery-ui.min.js

jquery-ui.min.js

1099 ms

jquery.lightbox-0.5.min.js

jquery.lightbox-0.5.min.js

625 ms

lightbox.img.wrapper.js

lightbox.img.wrapper.js

384 ms

greybox.js

greybox.js

683 ms

jquery.fancybox.pack.js

jquery.fancybox.pack.js

694 ms

fancybox.img.wrapper.js

fancybox.img.wrapper.js

423 ms

jquery.ceebox-min.js

jquery.ceebox-min.js

711 ms

ceebox.img.wrapper.js

ceebox.img.wrapper.js

422 ms

youtubewmode.js

youtubewmode.js

475 ms

galleria.js

galleria.js

675 ms

tell_a_friend.js

tell_a_friend.js

518 ms

js

js

65 ms

image.php

image.php

893 ms

2387.gif

2387.gif

502 ms

2388.gif

2388.gif

501 ms

Web_stopp.png

Web_stopp.png

492 ms

blank.gif

blank.gif

101 ms

bild8-gross.jpg

bild8-gross.jpg

584 ms

img-4023.jpeg

img-4023.jpeg

476 ms

img-4024.jpeg

img-4024.jpeg

538 ms

img-4025.jpeg

img-4025.jpeg

468 ms

img-4027.jpeg

img-4027.jpeg

501 ms

2368.jpg

2368.jpg

727 ms

2370.jpg

2370.jpg

763 ms

2389.jpg

2389.jpg

727 ms

2375.jpg

2375.jpg

764 ms

tellafriend.png

tellafriend.png

679 ms

password.png

password.png

930 ms

menschenfuehlensichwohl1.jpg

menschenfuehlensichwohl1.jpg

1005 ms

jobs1.jpg

jobs1.jpg

956 ms

image.php

image.php

1013 ms

galleria.classic.js

galleria.classic.js

819 ms

classic-loader.gif

classic-loader.gif

97 ms

classic-map.png

classic-map.png

108 ms

locale.js.php

locale.js.php

154 ms

user.js.php

user.js.php

211 ms

ajaxLogin.js

ajaxLogin.js

98 ms

ajaxInvite.js

ajaxInvite.js

97 ms

ajaxPortalRecommend.js

ajaxPortalRecommend.js

98 ms

log

log

564 ms

Accessibility Review

otech-hannover.de accessibility score

55

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

otech-hannover.de best practices score

58

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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

otech-hannover.de SEO score

71

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

    DE

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Otech-hannover.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 Otech-hannover.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

otech-hannover.de

Open Graph description is not detected on the main page of O Tech Hannover. 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: