Tools & Wizards About Us
chicagodiamondexchange.com screenshot

Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 57

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 50

    SEO

    Google-friendlier than
    18% of websites

chicagodiamondexchange.com

The Chicago Diamond and Jewelry Exchange - Diamonds at Cost and Diamond Brokerage in Chicago

Page Load Speed

13.5 sec in total

First Response

179 ms

Resources Loaded

13.1 sec

Page Rendered

184 ms

chicagodiamondexchange.com screenshot

About Website

Welcome to chicagodiamondexchange.com homepage info - get ready to check Chicago Diamond Exchange best content right away, or after learning these important things about chicagodiamondexchange.com

The Chicago Diamond and Jewelry Exchange (CHIDEXX) is a diamond brokerage house whose main objective is to offer the educated consumer the diamond of their choosing for true cost, and with very low br...

Visit chicagodiamondexchange.com

Key Findings

We analyzed Chicagodiamondexchange.com page load time and found that the first response time was 179 ms and then it took 13.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

chicagodiamondexchange.com performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.3 s

98/100

10%

LCP (Largest Contentful Paint)

Value1.5 s

100/100

25%

SI (Speed Index)

Value1.3 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.3 s

100/100

10%

Network Requests Diagram

chicagodiamondexchange.com

179 ms

chid_style2.css

60 ms

main.js

119 ms

brief_win.js

120 ms

fembed.js

119 ms

Our browser made a total of 25 requests to load all elements on the main page. We found that 76% of them (19 requests) were addressed to the original Chicagodiamondexchange.com, 8% (2 requests) were made to Google-analytics.com and 8% (2 requests) were made to Linkedin.com. The less responsive or slowest element that took the longest time to load (12.8 sec) relates to the external source Track.websiteceo.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 14.0 kB (11%)

Content Size

121.7 kB

After Optimization

107.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Chicagodiamondexchange.com main page is 121.7 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. Images take 93.7 kB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 12.4 kB

  • Original 17.8 kB
  • After minification 16.4 kB
  • After compression 5.3 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. 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 12.4 kB or 70% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 93.7 kB
  • After minification 93.7 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. Chicago Diamond Exchange images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 1.3 kB

  • Original 8.8 kB
  • After minification 8.8 kB
  • After compression 7.5 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 1.3 kB or 14% of the original size.

CSS Optimization

-19%

Potential reduce by 280 B

  • Original 1.5 kB
  • After minification 1.5 kB
  • After compression 1.2 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. Chicagodiamondexchange.com needs all CSS files to be minified and compressed as it can save up to 280 B or 19% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (50%)

Requests Now

22

After Optimization

11

  • Images
  • JavaScript
  • CSS

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chicago Diamond Exchange. 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.

Network Requests Diagram

chicagodiamondexchange.com

chicagodiamondexchange.com

179 ms

chid_style2.css

chid_style2.css

60 ms

main.js

main.js

119 ms

brief_win.js

brief_win.js

120 ms

fembed.js

fembed.js

119 ms

addthis_widget.js

addthis_widget.js

167 ms

urchin.js

urchin.js

8 ms

webceo.js

webceo.js

127 ms

bg.jpg

bg.jpg

63 ms

gallery_ring_8.jpg

gallery_ring_8.jpg

62 ms

truecost_11.jpg

truecost_11.jpg

62 ms

premium_2.jpg

premium_2.jpg

61 ms

bbb_4.jpg

bbb_4.jpg

62 ms

w62_green.gif

w62_green.gif

121 ms

w11.jpg

w11.jpg

121 ms

w20_horz2.jpg

w20_horz2.jpg

119 ms

w61_c.jpg

w61_c.jpg

122 ms

w63_d.jpg

w63_d.jpg

120 ms

w20_horz3.jpg

w20_horz3.jpg

121 ms

BOCWinner_Small.gif

BOCWinner_Small.gif

178 ms

spacer.gif

spacer.gif

178 ms

__utm.gif

__utm.gif

4 ms

12763 ms

btn_profile_greytxt_80x15.gif

btn_profile_greytxt_80x15.gif

96 ms

btn_profile_bluetxt_80x15.gif

btn_profile_bluetxt_80x15.gif

19 ms

Accessibility Review

chicagodiamondexchange.com accessibility score

57

Accessibility Issues

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

Links do not have a discernible name

High

<object> elements do not have alternate text

Best Practices

chicagodiamondexchange.com 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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

chicagodiamondexchange.com SEO score

50

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

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

High

Document uses plugins

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Chicagodiamondexchange.com 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 Chicagodiamondexchange.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

chicagodiamondexchange.com

Open Graph description is not detected on the main page of Chicago Diamond Exchange. 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: