Access dubnsub.de. tonstudio Berlin, Voice-over, Untertitelung Büros Dienstleistungen Berlin

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

11/100

10%

LCP (Largest Contentful Paint)

Value19.8 s

0/100

25%

SI (Speed Index)

Value8.6 s

17/100

10%

TBT (Total Blocking Time)

Value1,360 ms

17/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value22.7 s

1/100

10%

www.dubnsub.de

183 ms

js

76 ms

main.min.css

163 ms

style.min.css

163 ms

styles.css

42 ms

Our browser made a total of 104 requests to load all elements on the main page. We found that 75% of them (78 requests) were addressed to the original Dubnsub.de, 20% (21 requests) were made to Fonts.gstatic.com and 1% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (524 ms) belongs to the original domain Dubnsub.de.

Content Size

4.8 MB

After Optimization

4.1 MB

In fact, the total size of Dubnsub.de main page is 4.8 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. Only a small number of websites need less resources to load. Images take 4.2 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 148.3 kB

Original 176.7 kB
After minification 169.4 kB
After compression 28.5 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 148.3 kB or 84% of the original size.

Image Optimization

-12%

Potential reduce by 514.2 kB

Original 4.2 MB
After minification 3.7 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. Obviously, DUBnSUB needs image optimization as it can save up to 514.2 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-1%

Potential reduce by 2.8 kB

Original 330.4 kB
After minification 330.4 kB
After compression 327.6 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

-2%

Potential reduce by 2.1 kB

Original 97.0 kB
After minification 97.0 kB
After compression 94.9 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. Dubnsub.de has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 76 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DUBnSUB. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 30 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

High

[aria-*] attributes do not match their roles

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

High

Some elements have a [tabindex] value greater than 0

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.

High

Form elements do not have associated labels

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Issues were logged in the Issues panel in Chrome Devtools

Search Engine Optimization Advices

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

DE
Language Claimed

EN
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dubnsub.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it does not match the claimed English language. Our system also found out that Dubnsub.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

dubnsub.de

Open Graph data is detected on the main page of DUBnSUB. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook:

Report Summary

Performance

Accessibility

Best Practices

SEO

tonstudio Berlin, Voice-over, Untertitelung Büros Dienstleistungen Berlin - DUBnSUB

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

www.dubnsub.de

js

main.min.css

style.min.css

styles.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

www.dubnsub.de

js

main.min.css

style.min.css

styles.css

contact-form-7-main.min.css

owl.carousel.css

font-awesome.min.css

tcls.css

header-footer-elementor.css

elementor-icons.min.css

frontend-lite.min.css

post-17183.css

cff-style.min.css

she-header-style.css

global.css

post-1241.css

frontend.css

post-15719.css

post-17302.css

general.min.css

eael-17685.css

post-17685.css

font-awesome.min.css

gdpr-main.css

css

fontawesome.min.css

solid.min.css

regular.min.css

brands.min.css

jquery.min.js

jquery-migrate.min.js

she-header.js

widget-icon-box.min.css

animations.min.css

frontend.min.js

index.js

index.js

owl.carousel.min.js

api.js

general.min.js

cff-scripts.js

main.js