Tools & Wizards About Us
bigwhitedirect.com screenshot

Report Summary

  • 75

    Performance

    Renders faster than
    83% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

bigwhitedirect.com

Air Purifier, ionizer air purifier, Car Air Purifier, ionic air cleaner,Home Air Purifier, Personal wearable necklace Air Purifier,Hepa filter air pur...

Page Load Speed

3 sec in total

First Response

403 ms

Resources Loaded

2.2 sec

Page Rendered

388 ms

bigwhitedirect.com screenshot

About Website

Click here to check amazing Bigwhitedirect content. Otherwise, check out these important facts you probably never knew about bigwhitedirect.com

Zeilo, leading the global, offers safe, high-efficiency, professional portable anion air purifier. We have specialized in air purifier for 40 years.Our business partners are dyson,Whirlpool,Unilever a...

Visit bigwhitedirect.com

Key Findings

We analyzed Bigwhitedirect.com page load time and found that the first response time was 403 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

bigwhitedirect.com performance score

75

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

64/100

10%

LCP (Largest Contentful Paint)

Value3.1 s

76/100

25%

SI (Speed Index)

Value4.4 s

74/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.469

18/100

15%

TTI (Time to Interactive)

Value2.7 s

97/100

10%

Network Requests Diagram

bigwhitedirect.com

403 ms

www.bigwhitedirect.com

369 ms

style.css

160 ms

index.css

164 ms

jquery-2.1.4.min.js

167 ms

Our browser made a total of 50 requests to load all elements on the main page. We found that 68% of them (34 requests) were addressed to the original Bigwhitedirect.com, 16% (8 requests) were made to Css02.v15cdn.com and 10% (5 requests) were made to Js01.v15cdn.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Bigwhitedirect.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 99.6 kB (12%)

Content Size

833.5 kB

After Optimization

733.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Bigwhitedirect.com main page is 833.5 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. 35% of websites need less resources to load. Images take 750.1 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 23.0 kB

  • Original 30.1 kB
  • After minification 28.4 kB
  • After compression 7.1 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 23.0 kB or 76% of the original size.

Image Optimization

-9%

Potential reduce by 70.4 kB

  • Original 750.1 kB
  • After minification 679.8 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. Bigwhitedirect images are well optimized though.

JavaScript Optimization

-13%

Potential reduce by 6.0 kB

  • Original 46.0 kB
  • After minification 45.5 kB
  • After compression 40.0 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 6.0 kB or 13% of the original size.

CSS Optimization

-2%

Potential reduce by 172 B

  • Original 7.3 kB
  • After minification 7.3 kB
  • After compression 7.1 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. Bigwhitedirect.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 15 (32%)

Requests Now

47

After Optimization

32

  • Images
  • JavaScript
  • CSS

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bigwhitedirect. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

bigwhitedirect.com

bigwhitedirect.com

403 ms

www.bigwhitedirect.com

www.bigwhitedirect.com

369 ms

style.css

style.css

160 ms

index.css

index.css

164 ms

jquery-2.1.4.min.js

jquery-2.1.4.min.js

167 ms

sitecommon.js

sitecommon.js

160 ms

Site_Common.js

Site_Common.js

167 ms

flash.js

flash.js

59 ms

flash.js

flash.js

160 ms

respond.js

respond.js

59 ms

comment.js

comment.js

58 ms

count.js

count.js

161 ms

float14344.js

float14344.js

118 ms

logo231718.png

logo231718.png

113 ms

index_search.png

index_search.png

52 ms

s

s

383 ms

ba202009111324152259568.jpg

ba202009111324152259568.jpg

555 ms

ba201706191420574797956.jpg

ba201706191420574797956.jpg

445 ms

ba201706191421051673780.jpg

ba201706191421051673780.jpg

432 ms

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201706131724012620552.jpg

306 ms

ozone-therapy-equipment-medical-ozone55320498972.png

ozone-therapy-equipment-medical-ozone55320498972.png

409 ms

http-www-bigwhitedirect-com-air-purifier-per37576980361.png

http-www-bigwhitedirect-com-air-purifier-per37576980361.png

431 ms

ionic-air-purifier32017257881.png

ionic-air-purifier32017257881.png

510 ms

vehicle-air-purifier29276699791.png

vehicle-air-purifier29276699791.png

513 ms

car-ionic-air-purifier22379031966.png

car-ionic-air-purifier22379031966.png

518 ms

air-purifier-car19260419169.png

air-purifier-car19260419169.png

584 ms

p201706220909402212371.jpg

p201706220909402212371.jpg

561 ms

p201812271431564281034.png

p201812271431564281034.png

1073 ms

p201812271434427553983.png

p201812271434427553983.png

1160 ms

p201812271435544487678.gif

p201812271435544487678.gif

882 ms

201707211130252903770.jpg

201707211130252903770.jpg

712 ms

201707211130245161199.jpg

201707211130245161199.jpg

778 ms

201707211130241647874.jpg

201707211130241647874.jpg

776 ms

erwei231718.jpg

erwei231718.jpg

784 ms

skype10.png

skype10.png

849 ms

whatapp10.png

whatapp10.png

850 ms

eico10.png

eico10.png

857 ms

wx.png

wx.png

923 ms

qq.png

qq.png

922 ms

fico10.png

fico10.png

931 ms

tico10.png

tico10.png

967 ms

lico10.png

lico10.png

995 ms

pico10.png

pico10.png

996 ms

gico10.png

gico10.png

1006 ms

ttt_1.png

ttt_1.png

1040 ms

index_aboutbg.jpg

index_aboutbg.jpg

20 ms

index_hotsalebg.jpg

index_hotsalebg.jpg

16 ms

foot_icon.png

foot_icon.png

718 ms

index_btnright.png

index_btnright.png

32 ms

index_btnleft.png

index_btnleft.png

39 ms

Accessibility Review

bigwhitedirect.com accessibility score

73

Accessibility Issues

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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

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>).

Best Practices

bigwhitedirect.com best practices score

58

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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

bigwhitedirect.com SEO score

90

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

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 Bigwhitedirect.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 Bigwhitedirect.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

bigwhitedirect.com

Open Graph data is detected on the main page of Bigwhitedirect. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: