Tools & Wizards About Us
swapacd.com screenshot

Report Summary

  • 70

    Performance

    Renders faster than
    81% of other websites

  • 65

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 81

    SEO

    Google-friendlier than
    42% of websites

swapacd.com

Trade Used CDs, CD Album Exchange » Swap a CD

Page Load Speed

1.6 sec in total

First Response

248 ms

Resources Loaded

1.2 sec

Page Rendered

133 ms

swapacd.com screenshot

About Website

Click here to check amazing Swap A CD content for United States. Otherwise, check out these important facts you probably never knew about swapacd.com

Trade your used CDs with our online CD exchange. Get entire cd albums for less than a single download. Enjoy easy 1:1 trades and a huge selection.

Visit swapacd.com

Key Findings

We analyzed Swapacd.com page load time and found that the first response time was 248 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

swapacd.com performance score

70

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

48/100

25%

SI (Speed Index)

Value4.3 s

76/100

10%

TBT (Total Blocking Time)

Value230 ms

87/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value6.1 s

63/100

10%

Network Requests Diagram

swapacd.com

248 ms

global.css

255 ms

font-awesome.css

48 ms

jquery-3.5.1.js

33 ms

jquery.rollover.js

199 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that 51% of them (18 requests) were addressed to the original Swapacd.com, 23% (8 requests) were made to Nationalbookswap.com and 11% (4 requests) were made to Yui-s.yahooapis.com. The less responsive or slowest element that took the longest time to load (734 ms) belongs to the original domain Swapacd.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 190.7 kB (67%)

Content Size

285.0 kB

After Optimization

94.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Swapacd.com main page is 285.0 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. 30% of websites need less resources to load. Javascripts take 168.4 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 32.2 kB

  • Original 43.4 kB
  • After minification 42.1 kB
  • After compression 11.2 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 32.2 kB or 74% of the original size.

Image Optimization

-0%

Potential reduce by 5 B

  • Original 33.6 kB
  • After minification 33.6 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. Swap A CD images are well optimized though.

JavaScript Optimization

-74%

Potential reduce by 125.5 kB

  • Original 168.4 kB
  • After minification 114.1 kB
  • After compression 43.0 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 125.5 kB or 74% of the original size.

CSS Optimization

-84%

Potential reduce by 33.1 kB

  • Original 39.5 kB
  • After minification 28.9 kB
  • After compression 6.5 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. Swapacd.com needs all CSS files to be minified and compressed as it can save up to 33.1 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (50%)

Requests Now

34

After Optimization

17

  • Images
  • JavaScript
  • CSS

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Swap A CD. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

swapacd.com

swapacd.com

248 ms

global.css

global.css

255 ms

font-awesome.css

font-awesome.css

48 ms

jquery-3.5.1.js

jquery-3.5.1.js

33 ms

jquery.rollover.js

jquery.rollover.js

199 ms

global.js

global.js

270 ms

global.js

global.js

447 ms

qm.js

qm.js

475 ms

js

js

68 ms

bootstrap_col.css

bootstrap_col.css

619 ms

global_responsive.css

global_responsive.css

282 ms

yahoo-dom-event.js

yahoo-dom-event.js

58 ms

element-min.js

element-min.js

65 ms

carousel-min.js

carousel-min.js

67 ms

animation-min.js

animation-min.js

66 ms

carousel_yui_2.7.js

carousel_yui_2.7.js

530 ms

carousel_yui_2.7.css

carousel_yui_2.7.css

367 ms

client_details.js

client_details.js

674 ms

tooltip.js

tooltip.js

734 ms

ga.js

ga.js

169 ms

17344.jpg

17344.jpg

199 ms

sprites.gif

sprites.gif

193 ms

submenu_indicator.png

submenu_indicator.png

164 ms

lock_icon.gif

lock_icon.gif

192 ms

hdtw_s_trans.gif

hdtw_s_trans.gif

207 ms

163910.jpg

163910.jpg

202 ms

653586.jpg

653586.jpg

225 ms

13399936.jpg

13399936.jpg

226 ms

1211326.jpg

1211326.jpg

227 ms

13101190.jpg

13101190.jpg

227 ms

1421208.jpg

1421208.jpg

286 ms

237297.jpg

237297.jpg

292 ms

__utm.gif

__utm.gif

38 ms

submenu_indicator_sub.png

submenu_indicator_sub.png

214 ms

loader_blue_white.gif

loader_blue_white.gif

139 ms

Accessibility Review

swapacd.com accessibility score

65

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

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

[id] attributes on active, focusable elements are not unique

High

Some elements have a [tabindex] value greater than 0

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

Best Practices

swapacd.com best practices score

75

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

SEO Factors

swapacd.com SEO score

81

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

Links do not have descriptive text

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

    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 Swapacd.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 Swapacd.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

swapacd.com

Open Graph description is not detected on the main page of Swap A CD. 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: