Tools & Wizards About Us

Report Summary

  • 88

    Performance

    Renders faster than
    90% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 81

    SEO

    Google-friendlier than
    42% of websites

purwatercooler.com

NINGBO PURWATER ELECTRICAL APPLIANCE CO.,LTD - Production of Water Dispensers, Water Purifiers, Water treatment, Mobile cooling fans, Mobile air condi...

Page Load Speed

973 ms in total

First Response

121 ms

Resources Loaded

643 ms

Page Rendered

209 ms

About Website

Visit purwatercooler.com now to see the best up-to-date PURWATER CO Oler content and also check out these interesting facts you probably never knew about purwatercooler.com

NINGBO PURWATER ELECTRICAL APPLIANCE CO.,LTD, Production of Water Dispensers, Water Purifiers, Water Treatment, Evaporative Air Cooler, Mobile Cooling Fans, Portable Air Conditioners, Tea Bar Machines...

Visit purwatercooler.com

Key Findings

We analyzed Purwatercooler.com page load time and found that the first response time was 121 ms and then it took 852 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

purwatercooler.com performance score

88

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

91/100

10%

LCP (Largest Contentful Paint)

Value1.9 s

98/100

25%

SI (Speed Index)

Value1.9 s

100/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.35

31/100

15%

TTI (Time to Interactive)

Value2.3 s

99/100

10%

Network Requests Diagram

purwatercooler.com

121 ms

bootstrap.css

107 ms

bxslider.css

77 ms

style.css

112 ms

jquery.min.js

148 ms

Our browser made a total of 57 requests to load all elements on the main page. We found that all of those requests were addressed to Purwatercooler.com and no external sources were called. The less responsive or slowest element that took the longest time to load (303 ms) belongs to the original domain Purwatercooler.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 98.6 kB (10%)

Content Size

1.0 MB

After Optimization

933.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Purwatercooler.com main page is 1.0 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. 40% of websites need less resources to load. Images take 913.7 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 22.5 kB

  • Original 27.1 kB
  • After minification 20.6 kB
  • After compression 4.6 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 6.4 kB, which is 24% 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 22.5 kB or 83% of the original size.

Image Optimization

-7%

Potential reduce by 66.8 kB

  • Original 913.7 kB
  • After minification 846.9 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. PURWATER CO Oler images are well optimized though.

JavaScript Optimization

-8%

Potential reduce by 4.2 kB

  • Original 55.0 kB
  • After minification 55.0 kB
  • After compression 50.8 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

-14%

Potential reduce by 5.0 kB

  • Original 36.7 kB
  • After minification 36.7 kB
  • After compression 31.7 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. Purwatercooler.com needs all CSS files to be minified and compressed as it can save up to 5.0 kB or 14% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (29%)

Requests Now

56

After Optimization

40

  • Images
  • JavaScript
  • CSS

The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of PURWATER CO Oler. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

purwatercooler.com accessibility score

81

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

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

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

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

Best Practices

purwatercooler.com best practices score

67

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

purwatercooler.com SEO score

81

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

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 Purwatercooler.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 Purwatercooler.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

Open Graph description is not detected on the main page of PURWATER CO Oler. 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: