Tools & Wizards About Us
centrowireless.com screenshot

Report Summary

  • 38

    Performance

    Renders faster than
    57% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

centrowireless.com

Centro Wireless - Wholesale Wireless Buyback Recovery & Recycling

Page Load Speed

6.8 sec in total

First Response

2.5 sec

Resources Loaded

4 sec

Page Rendered

252 ms

centrowireless.com screenshot

About Website

Visit centrowireless.com now to see the best up-to-date Centro Wireless content and also check out these interesting facts you probably never knew about centrowireless.com

Centro Wireless - Wireless buyback recovery trade in program for cell phones, tablets, wireless hotspots. Corporations increase revenue and minimize risk through secure recycling of their mobile elect...

Visit centrowireless.com

Key Findings

We analyzed Centrowireless.com page load time and found that the first response time was 2.5 sec and then it took 4.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

centrowireless.com performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value12.3 s

0/100

25%

SI (Speed Index)

Value11.2 s

5/100

10%

TBT (Total Blocking Time)

Value500 ms

58/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value9.7 s

28/100

10%

Network Requests Diagram

centrowireless.com

2540 ms

wp-emoji-release.min.js

80 ms

display.css

112 ms

aqpb-view.css

111 ms

styles.css

111 ms

Our browser made a total of 94 requests to load all elements on the main page. We found that 84% of them (79 requests) were addressed to the original Centrowireless.com, 11% (10 requests) were made to Fonts.gstatic.com and 2% (2 requests) were made to Connect.facebook.net. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Centrowireless.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 129.0 kB (3%)

Content Size

4.2 MB

After Optimization

4.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Centrowireless.com main page is 4.2 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. 65% of websites need less resources to load. Images take 3.7 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 99.6 kB

  • Original 120.1 kB
  • After minification 108.5 kB
  • After compression 20.5 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 99.6 kB or 83% of the original size.

Image Optimization

-0%

Potential reduce by 389 B

  • Original 3.7 MB
  • After minification 3.7 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. Centro Wireless images are well optimized though.

JavaScript Optimization

-5%

Potential reduce by 12.0 kB

  • Original 227.3 kB
  • After minification 227.2 kB
  • After compression 215.3 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. This website has mostly compressed JavaScripts.

CSS Optimization

-19%

Potential reduce by 17.0 kB

  • Original 90.3 kB
  • After minification 89.7 kB
  • After compression 73.3 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. Centrowireless.com needs all CSS files to be minified and compressed as it can save up to 17.0 kB or 19% of the original size.

Requests Breakdown

Number of requests can be reduced by 59 (74%)

Requests Now

80

After Optimization

21

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 80 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Centro Wireless. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 34 to 1 for JavaScripts and from 27 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

centrowireless.com

centrowireless.com

2540 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

80 ms

display.css

display.css

112 ms

aqpb-view.css

aqpb-view.css

111 ms

styles.css

styles.css

111 ms

embedpress.css

embedpress.css

110 ms

settings.css

settings.css

113 ms

ColumnFilterWidgets.min.css

ColumnFilterWidgets.min.css

131 ms

layout.css

layout.css

163 ms

fluid_skeleton.css

fluid_skeleton.css

162 ms

pricing_table.css

pricing_table.css

164 ms

css

css

19 ms

bootstrap.min.css

bootstrap.min.css

218 ms

fontello.css

fontello.css

195 ms

animation.css

animation.css

217 ms

flexslider.css

flexslider.css

222 ms

galleryslider.css

galleryslider.css

217 ms

style.css

style.css

223 ms

prettyPhoto.css

prettyPhoto.css

272 ms

style.css

style.css

271 ms

owl.carousel.css

owl.carousel.css

272 ms

owl.theme.css

owl.theme.css

274 ms

style.css

style.css

327 ms

responsive.css

responsive.css

303 ms

buttons.dataTables.min.css

buttons.dataTables.min.css

328 ms

default.min.css

default.min.css

325 ms

tablepress-responsive.min.css

tablepress-responsive.min.css

329 ms

centrowireless.com

centrowireless.com

719 ms

jquery.js

jquery.js

362 ms

jquery-migrate.min.js

jquery-migrate.min.js

378 ms

display.js

display.js

379 ms

pdfobject.min.js

pdfobject.min.js

378 ms

jquery.themepunch.tools.min.js

jquery.themepunch.tools.min.js

435 ms

jquery.themepunch.revolution.min.js

jquery.themepunch.revolution.min.js

419 ms

modernizr.js

modernizr.js

434 ms

font-awesome.css

font-awesome.css

423 ms

element.js

element.js

45 ms

core.min.js

core.min.js

359 ms

datepicker.min.js

datepicker.min.js

371 ms

aqpb-view.js

aqpb-view.js

382 ms

scripts.js

scripts.js

385 ms

front.js

front.js

382 ms

bootstrap.min.js

bootstrap.min.js

387 ms

jquery.eislideshow.js

jquery.eislideshow.js

407 ms

jquery.fitvids.js

jquery.fitvids.js

384 ms

jquery.ticker.js

jquery.ticker.js

386 ms

jquery.flexslider-min.js

jquery.flexslider-min.js

389 ms

jquery.easing.js

jquery.easing.js

391 ms

owl.carousel.min.js

owl.carousel.min.js

395 ms

jquery.prettyPhoto.js

jquery.prettyPhoto.js

387 ms

jquery.mousewheel.js

jquery.mousewheel.js

379 ms

jquery.mobile-1.4.5.min.js

jquery.mobile-1.4.5.min.js

385 ms

jquery.jcarousel.min.js

jquery.jcarousel.min.js

384 ms

jquery.transit.min.js

jquery.transit.min.js

425 ms

jquery.ba-throttle-debounce.min.js

jquery.ba-throttle-debounce.min.js

405 ms

component.js

component.js

387 ms

jquery.isotope.min.js

jquery.isotope.min.js

390 ms

jquery.tweet.js

jquery.tweet.js

390 ms

imagesloaded.pkgd.min.js

imagesloaded.pkgd.min.js

428 ms

asalah.js

asalah.js

405 ms

bottom_shadow.png

bottom_shadow.png

89 ms

dummy.png

dummy.png

87 ms

all.js

all.js

65 ms

United-States-e1479904569955.jpg

United-States-e1479904569955.jpg

66 ms

canada-silhouette.png

canada-silhouette.png

65 ms

china-714768_640.png

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65 ms

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66 ms

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66 ms

Europe-e1480260359341.jpg

Europe-e1480260359341.jpg

64 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVcUwaEQXjM.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVcUwaEQXjM.ttf

13 ms

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13 ms

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31 ms

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31 ms

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31 ms

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59 ms

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59 ms

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60 ms

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59 ms

fontello.svg

fontello.svg

314 ms

fontello.woff

fontello.woff

367 ms

all.js

all.js

21 ms

all.png

all.png

148 ms

97 ms

revolution.extension.slideanims.min.js

revolution.extension.slideanims.min.js

63 ms

revolution.extension.layeranimation.min.js

revolution.extension.layeranimation.min.js

58 ms

revolution.extension.kenburn.min.js

revolution.extension.kenburn.min.js

60 ms

revolution.extension.navigation.min.js

revolution.extension.navigation.min.js

105 ms

revolution.extension.parallax.min.js

revolution.extension.parallax.min.js

112 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

212 ms

dallas-skyline-1.jpg

dallas-skyline-1.jpg

255 ms

rio.jpg

rio.jpg

315 ms

shutterstock_440474797.jpg

shutterstock_440474797.jpg

356 ms

revicons.woff

revicons.woff

65 ms

Accessibility Review

centrowireless.com accessibility score

72

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

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

centrowireless.com best practices score

83

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

SEO Factors

centrowireless.com SEO score

91

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Centrowireless.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Centrowireless.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

centrowireless.com

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