Report Summary

  • 61

    Performance

    Renders faster than
    77% of other websites

  • 61

    Accessibility

    Visual factors better than
    that of 27% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 91

    SEO

    Google-friendlier than
    71% of websites

dforum.net

DFORUM

Page Load Speed

3.2 sec in total

First Response

537 ms

Resources Loaded

2.3 sec

Page Rendered

409 ms

dforum.net screenshot

About Website

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

Das DFORUM, dem zentralen Treffpunkt im Internet für Canon DSLR-Fotografen. Das Foto-Forum für Spiegelreflex- und Digitalfotografie mit Canon EOS-Kameras wie 300D, 350D, 400D, 450D, 500D, 550D, 600D, ...

Visit dforum.net

Key Findings

We analyzed Dforum.net page load time and found that the first response time was 537 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

dforum.net performance score

61

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value5.4 s

20/100

25%

SI (Speed Index)

Value6.1 s

44/100

10%

TBT (Total Blocking Time)

Value200 ms

90/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value4.9 s

78/100

10%

Network Requests Diagram

dforum.net

537 ms

www.dforum.net

651 ms

detect.js

203 ms

style-3597e468-00001.css

205 ms

vbulletin_important.css

207 ms

Our browser made a total of 72 requests to load all elements on the main page. We found that 72% of them (52 requests) were addressed to the original Dforum.net, 7% (5 requests) were made to Pagead2.googlesyndication.com and 7% (5 requests) were made to Tpc.googlesyndication.com. The less responsive or slowest element that took the longest time to load (752 ms) belongs to the original domain Dforum.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 275.9 kB (51%)

Content Size

539.1 kB

After Optimization

263.2 kB

In fact, the total size of Dforum.net main page is 539.1 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. 50% of websites need less resources to load. Javascripts take 202.8 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 131.4 kB

  • Original 149.5 kB
  • After minification 142.4 kB
  • After compression 18.1 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 131.4 kB or 88% of the original size.

Image Optimization

-4%

Potential reduce by 6.6 kB

  • Original 171.4 kB
  • After minification 164.8 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. DFORUM images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 124.9 kB

  • Original 202.8 kB
  • After minification 195.4 kB
  • After compression 77.9 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 124.9 kB or 62% of the original size.

CSS Optimization

-84%

Potential reduce by 12.9 kB

  • Original 15.4 kB
  • After minification 9.3 kB
  • After compression 2.5 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. Dforum.net needs all CSS files to be minified and compressed as it can save up to 12.9 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 39 (56%)

Requests Now

70

After Optimization

31

The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DFORUM. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

dforum.net accessibility score

61

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

[role]s do not have all required [aria-*] attributes

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

Links do not have a discernible name

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

dforum.net best practices score

75

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

dforum.net SEO score

91

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

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

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dforum.net 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 Dforum.net 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 DFORUM. 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: