Tools & Wizards About Us
skf7.com screenshot

Report Summary

  • 71

    Performance

    Renders faster than
    81% of other websites

  • 46

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

skf7.com

上海薪艾机电设备有限公司

Page Load Speed

10 sec in total

First Response

1.3 sec

Resources Loaded

8.2 sec

Page Rendered

527 ms

skf7.com screenshot

About Website

Click here to check amazing Skf 7 content. Otherwise, check out these important facts you probably never knew about skf7.com

上海薪艾机电设备有限公司

Visit skf7.com

Key Findings

We analyzed Skf7.com page load time and found that the first response time was 1.3 sec and then it took 8.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

skf7.com performance score

71

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

90/100

10%

LCP (Largest Contentful Paint)

Value5.0 s

27/100

25%

SI (Speed Index)

Value7.1 s

31/100

10%

TBT (Total Blocking Time)

Value70 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.016

100/100

15%

TTI (Time to Interactive)

Value4.8 s

79/100

10%

Network Requests Diagram

skf7.com

1291 ms

style.css

475 ms

animate.css

718 ms

jQuery.1.9.1.js

698 ms

wow.js

941 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that all of those requests were addressed to Skf7.com and no external sources were called. The less responsive or slowest element that took the longest time to load (4.4 sec) belongs to the original domain Skf7.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 767.1 kB (18%)

Content Size

4.2 MB

After Optimization

3.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Skf7.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. 55% of websites need less resources to load. Images take 3.9 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 42.9 kB

  • Original 52.4 kB
  • After minification 40.9 kB
  • After compression 9.5 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. This page needs HTML code to be minified as it can gain 11.5 kB, which is 22% 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 42.9 kB or 82% of the original size.

Image Optimization

-14%

Potential reduce by 546.3 kB

  • Original 3.9 MB
  • After minification 3.3 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. Obviously, Skf 7 needs image optimization as it can save up to 546.3 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-67%

Potential reduce by 86.6 kB

  • Original 129.0 kB
  • After minification 122.7 kB
  • After compression 42.3 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 86.6 kB or 67% of the original size.

CSS Optimization

-87%

Potential reduce by 91.3 kB

  • Original 105.3 kB
  • After minification 94.2 kB
  • After compression 14.0 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. Skf7.com needs all CSS files to be minified and compressed as it can save up to 91.3 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (6%)

Requests Now

62

After Optimization

58

  • Images
  • JavaScript
  • CSS

The browser has sent 62 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Skf 7. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

skf7.com

skf7.com

1291 ms

style.css

style.css

475 ms

animate.css

animate.css

718 ms

jQuery.1.9.1.js

jQuery.1.9.1.js

698 ms

wow.js

wow.js

941 ms

uaredirect.js

uaredirect.js

702 ms

main.css

main.css

1204 ms

jquery.min.js

jquery.min.js

1473 ms

jquery.SuperSlide.2.1.3.js

jquery.SuperSlide.2.1.3.js

960 ms

logo.png

logo.png

246 ms

tel.jpg

tel.jpg

475 ms

banner4.jpg

banner4.jpg

1232 ms

banner2.jpg

banner2.jpg

1271 ms

banner3.jpg

banner3.jpg

1458 ms

banner1.jpg

banner1.jpg

1240 ms

nexImg.png

nexImg.png

824 ms

preImg.png

preImg.png

826 ms

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799 ms

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804 ms

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1039 ms

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1041 ms

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1219 ms

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1219 ms

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1255 ms

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1275 ms

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1514 ms

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1440 ms

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1466 ms

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1472 ms

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1741 ms

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2215 ms

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2652 ms

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2327 ms

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1958 ms

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2455 ms

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2227 ms

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2471 ms

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2923 ms

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2717 ms

adv1.png

adv1.png

2577 ms

adv2.png

adv2.png

2692 ms

adv3.png

adv3.png

2714 ms

aboutus.jpg

aboutus.jpg

3559 ms

zc_icon.png

zc_icon.png

2979 ms

news_1.jpg

news_1.jpg

3197 ms

news_2.jpg

news_2.jpg

2782 ms

news_3.jpg

news_3.jpg

2652 ms

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2839 ms

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3149 ms

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2542 ms

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2714 ms

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2592 ms

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2608 ms

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2865 ms

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2726 ms

ewm.jpg

ewm.jpg

2759 ms

inbtline.jpg

inbtline.jpg

2618 ms

bdbg.png

bdbg.png

2609 ms

newsbg.png

newsbg.png

4430 ms

ftbg.jpg

ftbg.jpg

2997 ms

foot-icon.png

foot-icon.png

2766 ms

advbg.png

advbg.png

3359 ms

bg.png

bg.png

2616 ms

qq.png

qq.png

2636 ms

Accessibility Review

skf7.com accessibility score

46

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.

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

High

Form elements do not have associated labels

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>).

Best Practices

skf7.com best practices score

50

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

skf7.com SEO score

62

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

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Skf7.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese 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 Skf7.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

skf7.com

Open Graph description is not detected on the main page of Skf 7. 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: