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suvac.com screenshot

Report Summary

  • 71

    Performance

    Renders faster than
    81% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

suvac.com

Suzhou Su-Vac Electric Motor Co., Ltd. suvac vacuum cleaner factory

Page Load Speed

6.2 sec in total

First Response

389 ms

Resources Loaded

5.1 sec

Page Rendered

707 ms

suvac.com screenshot

About Website

Click here to check amazing Su Vac content. Otherwise, check out these important facts you probably never knew about suvac.com

Su-Vac (suvac) was set up in 2000, and we are professional in production of household vacuum cleaners. Almost of all our products are for oversea's markets. Factory is approved with ISO9001:2015, Japa...

Visit suvac.com

Key Findings

We analyzed Suvac.com page load time and found that the first response time was 389 ms and then it took 5.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

suvac.com performance score

71

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

70/100

10%

LCP (Largest Contentful Paint)

Value3.8 s

55/100

25%

SI (Speed Index)

Value4.0 s

80/100

10%

TBT (Total Blocking Time)

Value70 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.415

23/100

15%

TTI (Time to Interactive)

Value3.5 s

92/100

10%

Network Requests Diagram

suvac.com

389 ms

suvac.com

413 ms

bootstrap.css

271 ms

bxslider.css

270 ms

style.css

277 ms

Our browser made a total of 84 requests to load all elements on the main page. We found that 95% of them (80 requests) were addressed to the original Suvac.com, 4% (3 requests) were made to Static.addtoany.com and 1% (1 request) were made to Js.users.51.la. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain Suvac.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 320.3 kB (8%)

Content Size

4.0 MB

After Optimization

3.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Suvac.com main page is 4.0 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. 50% of websites need less resources to load. Images take 3.9 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 36.2 kB

  • Original 43.2 kB
  • After minification 40.5 kB
  • After compression 7.0 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 36.2 kB or 84% of the original size.

Image Optimization

-7%

Potential reduce by 276.4 kB

  • Original 3.9 MB
  • After minification 3.6 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. Su Vac images are well optimized though.

JavaScript Optimization

-5%

Potential reduce by 3.9 kB

  • Original 85.8 kB
  • After minification 85.8 kB
  • After compression 81.8 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

-11%

Potential reduce by 3.7 kB

  • Original 35.5 kB
  • After minification 35.5 kB
  • After compression 31.8 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. Suvac.com needs all CSS files to be minified and compressed as it can save up to 3.7 kB or 11% of the original size.

Requests Breakdown

Number of requests can be reduced by 18 (23%)

Requests Now

80

After Optimization

62

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 80 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Su Vac. 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 from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

suvac.com

suvac.com

389 ms

suvac.com

suvac.com

413 ms

bootstrap.css

bootstrap.css

271 ms

bxslider.css

bxslider.css

270 ms

style.css

style.css

277 ms

jquery.min.js

jquery.min.js

360 ms

bxslider.min.js

bxslider.min.js

279 ms

common.js

common.js

279 ms

bootstrap.js

bootstrap.js

472 ms

font-awesome.min.css

font-awesome.min.css

541 ms

jquery.smoove.min.js

jquery.smoove.min.js

540 ms

count.js

count.js

565 ms

jquery-1.8.3.min.js

jquery-1.8.3.min.js

649 ms

page.js

page.js

36 ms

lang.js

lang.js

669 ms

20795401.js

20795401.js

1296 ms

Chinese.gif

Chinese.gif

274 ms

English.gif

English.gif

328 ms

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328 ms

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2040 ms

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24 ms

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46 ms

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2105 ms

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2018 ms

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1987 ms

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1526 ms

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1580 ms

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1735 ms

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1574 ms

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1580 ms

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1473 ms

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1560 ms

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1529 ms

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ico_japan.jpg

1579 ms

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1566 ms

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1536 ms

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1470 ms

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bx_loader.gif

1485 ms

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1924 ms

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1500 ms

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1521 ms

Accessibility Review

suvac.com accessibility score

89

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

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

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

Best Practices

suvac.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

suvac.com SEO score

79

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Suvac.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 Suvac.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

suvac.com

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