Report Summary

  • 26

    Performance

    Renders faster than
    47% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 39% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

sellerforum.de

Sellerforum - Das Portal für eCommerce und Einzelhandel - Übersicht

Page Load Speed

3.9 sec in total

First Response

422 ms

Resources Loaded

3.2 sec

Page Rendered

224 ms

sellerforum.de screenshot

About Website

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

Portal - sellerforum.de - Das deutsche Diskussionsportal für den Handel! - Themen: Amazon, eBay, Shopsysteme, Abmahnungen uvm!

Visit sellerforum.de

Key Findings

We analyzed Sellerforum.de page load time and found that the first response time was 422 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

sellerforum.de performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

52/100

25%

SI (Speed Index)

Value9.2 s

13/100

10%

TBT (Total Blocking Time)

Value11,550 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.31

38/100

15%

TTI (Time to Interactive)

Value18.7 s

3/100

10%

Network Requests Diagram

sellerforum.de

422 ms

www.sellerforum.de

1076 ms

stylesheet.css

217 ms

membership.css

322 ms

show_ads.js

7 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 76% of them (39 requests) were addressed to the original Sellerforum.de, 8% (4 requests) were made to Pagead2.googlesyndication.com and 4% (2 requests) were made to Rcm-eu.amazon-adsystem.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Sellerforum.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 536.3 kB (59%)

Content Size

901.8 kB

After Optimization

365.5 kB

In fact, the total size of Sellerforum.de main page is 901.8 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. 20% of websites need less resources to load. Javascripts take 306.2 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 62.9 kB

  • Original 75.4 kB
  • After minification 68.7 kB
  • After compression 12.5 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 62.9 kB or 83% of the original size.

Image Optimization

-6%

Potential reduce by 12.8 kB

  • Original 224.3 kB
  • After minification 211.5 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. Sellerforum images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 219.0 kB

  • Original 306.2 kB
  • After minification 274.6 kB
  • After compression 87.2 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 219.0 kB or 72% of the original size.

CSS Optimization

-82%

Potential reduce by 241.6 kB

  • Original 295.9 kB
  • After minification 290.1 kB
  • After compression 54.2 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. Sellerforum.de needs all CSS files to be minified and compressed as it can save up to 241.6 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 35 (71%)

Requests Now

49

After Optimization

14

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sellerforum. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

sellerforum.de accessibility score

73

Accessibility Issues

ARIA

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.

Impact

Issue

High

[aria-*] attributes do not match their roles

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[role]s are not contained by their required parent element

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.

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

sellerforum.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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

sellerforum.de SEO score

83

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

High

Tap targets are not sized appropriately

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 Sellerforum.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 Sellerforum.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

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