Tools & Wizards About Us
karoucell.com screenshot

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 78

    SEO

    Google-friendlier than
    39% of websites

karoucell.com

Buy & Sell Pre-Owned Laptops, MacBooks, Smartphones & More| Gadget Salvation

Page Load Speed

4 sec in total

First Response

595 ms

Resources Loaded

2.9 sec

Page Rendered

435 ms

karoucell.com screenshot

About Website

Visit karoucell.com now to see the best up-to-date Karoucell content for United States and also check out these interesting facts you probably never knew about karoucell.com

Gadget Salvation is a consumer electronics trade-in service, founded in 2008, that endeavors to reshape the way we buy and sell electronic goods.

Visit karoucell.com

Key Findings

We analyzed Karoucell.com page load time and found that the first response time was 595 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

karoucell.com performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

10/100

10%

LCP (Largest Contentful Paint)

Value9.9 s

0/100

25%

SI (Speed Index)

Value7.6 s

26/100

10%

TBT (Total Blocking Time)

Value1,450 ms

15/100

30%

CLS (Cumulative Layout Shift)

Value0.129

82/100

15%

TTI (Time to Interactive)

Value17.9 s

3/100

10%

Network Requests Diagram

karoucell.com

595 ms

bootstrap-vind.css

473 ms

bootstrap-theme.css

240 ms

styles.css

211 ms

font-awesome.css

276 ms

Our browser made a total of 61 requests to load all elements on the main page. We found that 82% of them (50 requests) were addressed to the original Karoucell.com, 3% (2 requests) were made to Google-analytics.com and 3% (2 requests) were made to Facebook.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Karoucell.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 355.0 kB (22%)

Content Size

1.6 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Karoucell.com main page is 1.6 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 45% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 19.3 kB

  • Original 22.6 kB
  • After minification 10.4 kB
  • After compression 3.4 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 12.3 kB, which is 54% 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 19.3 kB or 85% of the original size.

Image Optimization

-3%

Potential reduce by 42.2 kB

  • Original 1.2 MB
  • After minification 1.2 MB

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. Karoucell images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 146.2 kB

  • Original 231.3 kB
  • After minification 212.5 kB
  • After compression 85.0 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 146.2 kB or 63% of the original size.

CSS Optimization

-85%

Potential reduce by 147.3 kB

  • Original 173.0 kB
  • After minification 142.4 kB
  • After compression 25.6 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. Karoucell.com needs all CSS files to be minified and compressed as it can save up to 147.3 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (20%)

Requests Now

59

After Optimization

47

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Karoucell. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

karoucell.com

karoucell.com

595 ms

bootstrap-vind.css

bootstrap-vind.css

473 ms

bootstrap-theme.css

bootstrap-theme.css

240 ms

styles.css

styles.css

211 ms

font-awesome.css

font-awesome.css

276 ms

fonts.css

fonts.css

162 ms

jquery.min.js

jquery.min.js

461 ms

bootstrap.js

bootstrap.js

529 ms

ajax.js

ajax.js

284 ms

requiredValidation.js

requiredValidation.js

355 ms

conversion.js

conversion.js

32 ms

swap.js

swap.js

84 ms

fbds.js

fbds.js

114 ms

analytics.js

analytics.js

105 ms

logo.png

logo.png

734 ms

facebook.png

facebook.png

122 ms

twitter.png

twitter.png

122 ms

google.png

google.png

110 ms

youtube.png

youtube.png

108 ms

riskfree.png

riskfree.png

120 ms

Ipad-frame-top.png

Ipad-frame-top.png

428 ms

Ipad-frame-sides.png

Ipad-frame-sides.png

428 ms

201501021024241420217664829193630.jpg

201501021024241420217664829193630.jpg

431 ms

2014052405323614009329561289391894.png

2014052405323614009329561289391894.png

496 ms

201405240533361400933016401306248.png

201405240533361400933016401306248.png

524 ms

201405240534331400933073876911233.png

201405240534331400933073876911233.png

457 ms

2014052405351814009331188245503.png

2014052405351814009331188245503.png

601 ms

2014080706450814074173081791091498.jpg

2014080706450814074173081791091498.jpg

456 ms

2014091810430714110603871241005076.jpg

2014091810430714110603871241005076.jpg

528 ms

2014070105115214042149121173266516.png

2014070105115214042149121173266516.png

789 ms

2014111809051314163249131920377791.jpg

2014111809051314163249131920377791.jpg

634 ms

2014091809174214110552621392607628.png

2014091809174214110552621392607628.png

661 ms

201409181035041411059904944540798.png

201409181035041411059904944540798.png

647 ms

2014091811210014110626601279040664.png

2014091811210014110626601279040664.png

747 ms

201409190903471411140827850359394.png

201409190903471411140827850359394.png

721 ms

2014121101574614182432662089106261.png

2014121101574614182432662089106261.png

779 ms

Ipad-frame-bottom.png

Ipad-frame-bottom.png

740 ms

column-border.png

column-border.png

804 ms

phone.jpg

phone.jpg

806 ms

shipping.jpg

shipping.jpg

821 ms

search.png

search.png

826 ms

cash.png

cash.png

843 ms

footer-bg.png

footer-bg.png

849 ms

at&t.png

at&t.png

877 ms

sprint.png

sprint.png

891 ms

tmobile.png

tmobile.png

912 ms

verizon.png

verizon.png

900 ms

godady.png

godady.png

912 ms

paypal.png

paypal.png

919 ms

82 ms

Gotham-Book.ttf

Gotham-Book.ttf

1221 ms

collect

collect

23 ms

367 ms

Gotham-Medium.ttf

Gotham-Medium.ttf

957 ms

Gotham-Bold.ttf

Gotham-Bold.ttf

1136 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

977 ms

Gotham-Light.ttf

Gotham-Light.ttf

1045 ms

widget_v2.134.js

widget_v2.134.js

13 ms

318 ms

592 ms

avatar_simple_visitor.png

avatar_simple_visitor.png

116 ms

Accessibility Review

karoucell.com accessibility score

70

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

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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.

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

karoucell.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

karoucell.com SEO score

78

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

High

robots.txt is not valid

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

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Karoucell.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 Karoucell.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

karoucell.com

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