Tools & Wizards About Us
referencedesk.org screenshot

Report Summary

  • 66

    Performance

    Renders faster than
    79% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 34% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

referencedesk.org

ReferenceDesk.org -- The Internet's Best Reference Source!

Page Load Speed

534 ms in total

First Response

166 ms

Resources Loaded

264 ms

Page Rendered

104 ms

referencedesk.org screenshot

About Website

Visit referencedesk.org now to see the best up-to-date Reference Desk content and also check out these interesting facts you probably never knew about referencedesk.org

ReferenceDesk.org is The Internet's Best Reference Source! Dictionaries, Encyclopedias, Thesaurii, Facts of the Day, and much more!

Visit referencedesk.org

Key Findings

We analyzed Referencedesk.org page load time and found that the first response time was 166 ms and then it took 368 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.

Performance Metrics

referencedesk.org performance score

66

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.9 s

100/100

10%

LCP (Largest Contentful Paint)

Value2.2 s

95/100

25%

SI (Speed Index)

Value2.1 s

99/100

10%

TBT (Total Blocking Time)

Value1,720 ms

10/100

30%

CLS (Cumulative Layout Shift)

Value0.008

100/100

15%

TTI (Time to Interactive)

Value7.4 s

48/100

10%

Network Requests Diagram

referencedesk.org

166 ms

show_ads.js

22 ms

poweredby_FFFFFF.gif

8 ms

gsale0202.gif

118 ms

more2.gif

104 ms

Our browser made a total of 14 requests to load all elements on the main page. We found that 50% of them (7 requests) were addressed to the original Referencedesk.org, 14% (2 requests) were made to Pagead2.googlesyndication.com and 14% (2 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (166 ms) belongs to the original domain Referencedesk.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 28.6 kB (25%)

Content Size

116.1 kB

After Optimization

87.5 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Referencedesk.org main page is 116.1 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. Only 10% of websites need less resources to load. Javascripts take 81.0 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 28.5 kB

  • Original 34.8 kB
  • After minification 27.6 kB
  • After compression 6.3 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 7.2 kB, which is 21% 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 28.5 kB or 82% of the original size.

JavaScript Optimization

-0%

Potential reduce by 34 B

  • Original 81.0 kB
  • After minification 81.0 kB
  • After compression 81.0 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

-24%

Potential reduce by 77 B

  • Original 322 B
  • After minification 322 B
  • After compression 245 B

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. Referencedesk.org needs all CSS files to be minified and compressed as it can save up to 77 B or 24% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

9

After Optimization

9

  • Images
  • JavaScript
  • CSS

The browser has sent 9 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Reference Desk. According to our analytics all requests are already optimized.

Network Requests Diagram

referencedesk.org

referencedesk.org

166 ms

show_ads.js

show_ads.js

22 ms

poweredby_FFFFFF.gif

poweredby_FFFFFF.gif

8 ms

gsale0202.gif

gsale0202.gif

118 ms

more2.gif

more2.gif

104 ms

nowcircle100x70.gif

nowcircle100x70.gif

104 ms

slogo.gif

slogo.gif

104 ms

blank.gif

blank.gif

63 ms

adsbygoogle.js

adsbygoogle.js

52 ms

branding.css

branding.css

8 ms

branding.css

branding.css

19 ms

script

script

77 ms

counter.js

counter.js

74 ms

featuredwhtesm.gif

featuredwhtesm.gif

76 ms

Accessibility Review

referencedesk.org accessibility score

69

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

referencedesk.org best practices score

58

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

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

referencedesk.org SEO score

69

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

    EN

  • Language Claimed

    N/A

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Referencedesk.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Referencedesk.org main page’s claimed encoding is . 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

referencedesk.org

Open Graph description is not detected on the main page of Reference Desk. 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: