Tools & Wizards About Us
forum51.com screenshot

Report Summary

  • 62

    Performance

    Renders faster than
    77% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

forum51.com

Page Load Speed

2.5 sec in total

First Response

485 ms

Resources Loaded

1.6 sec

Page Rendered

363 ms

forum51.com screenshot

About Website

Visit forum51.com now to see the best up-to-date Forum 51 content for United Kingdom and also check out these interesting facts you probably never knew about forum51.com

Forum 51

Visit forum51.com

Key Findings

We analyzed Forum51.com page load time and found that the first response time was 485 ms and then it took 2 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

forum51.com performance score

62

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

63/100

10%

LCP (Largest Contentful Paint)

Value9.2 s

1/100

25%

SI (Speed Index)

Value5.8 s

49/100

10%

TBT (Total Blocking Time)

Value80 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.128

82/100

15%

TTI (Time to Interactive)

Value4.4 s

84/100

10%

Network Requests Diagram

forum51.com

485 ms

yuiloader-dom-event.js

26 ms

vbulletin-core.js

655 ms

css.php

699 ms

vbulletin_read_marker.js

411 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that 94% of them (31 requests) were addressed to the original Forum51.com, 6% (2 requests) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (699 ms) belongs to the original domain Forum51.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 240.5 kB (79%)

Content Size

303.0 kB

After Optimization

62.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Forum51.com main page is 303.0 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. CSS take 105.1 kB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 89.1 kB

  • Original 100.1 kB
  • After minification 91.1 kB
  • After compression 11.0 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 89.1 kB or 89% of the original size.

Image Optimization

-48%

Potential reduce by 17.4 kB

  • Original 35.9 kB
  • After minification 18.5 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. Obviously, Forum 51 needs image optimization as it can save up to 17.4 kB or 48% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-70%

Potential reduce by 43.5 kB

  • Original 61.8 kB
  • After minification 60.8 kB
  • After compression 18.3 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 43.5 kB or 70% of the original size.

CSS Optimization

-86%

Potential reduce by 90.4 kB

  • Original 105.1 kB
  • After minification 80.1 kB
  • After compression 14.7 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. Forum51.com needs all CSS files to be minified and compressed as it can save up to 90.4 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 21 (66%)

Requests Now

32

After Optimization

11

  • Images
  • JavaScript
  • CSS

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Forum 51. 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 from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

forum51.com

forum51.com

485 ms

yuiloader-dom-event.js

yuiloader-dom-event.js

26 ms

vbulletin-core.js

vbulletin-core.js

655 ms

css.php

css.php

699 ms

vbulletin_read_marker.js

vbulletin_read_marker.js

411 ms

css.php

css.php

635 ms

css.php

css.php

652 ms

css.php

css.php

569 ms

vbulletin_md5.js

vbulletin_md5.js

592 ms

connection-min.js

connection-min.js

10 ms

forum51.jpg

forum51.jpg

107 ms

search.png

search.png

106 ms

navbit-home.png

navbit-home.png

105 ms

collapse_40b.png

collapse_40b.png

102 ms

forum_old-48.png

forum_old-48.png

112 ms

lastpost-right.png

lastpost-right.png

102 ms

icon13.png

icon13.png

160 ms

forum_link-48.png

forum_link-48.png

166 ms

forum_stats.png

forum_stats.png

165 ms

legend.png

legend.png

163 ms

forum_new-16.png

forum_new-16.png

166 ms

forum_old-16.png

forum_old-16.png

174 ms

category-16.png

category-16.png

225 ms

forum_link-16.png

forum_link-16.png

230 ms

cron.php

cron.php

389 ms

navbar_bg.png

navbar_bg.png

167 ms

forumhead_bg.png

forumhead_bg.png

169 ms

navtab_selected_bg.png

navtab_selected_bg.png

184 ms

arrow.png

arrow.png

229 ms

forumrow_bg.png

forumrow_bg.png

236 ms

newbtn_middle.png

newbtn_middle.png

244 ms

body_bg.png

body_bg.png

234 ms

wgo_bg.png

wgo_bg.png

358 ms

Accessibility Review

forum51.com accessibility score

66

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

Links do not have a discernible name

Best Practices

forum51.com 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

High

Page has valid source maps

SEO Factors

forum51.com SEO score

92

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

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    EN

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Forum51.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is English. Our system also found out that Forum51.com 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

forum51.com

Open Graph description is not detected on the main page of Forum 51. 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: