Tools & Wizards About Us
spring4mattress.com screenshot

Report Summary

  • 54

    Performance

    Renders faster than
    71% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 40% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

spring4mattress.com

China Mattress Springs, Metal Wire, Bonnell Spring Manufacturer and supplier

Page Load Speed

7.4 sec in total

First Response

375 ms

Resources Loaded

6.5 sec

Page Rendered

443 ms

spring4mattress.com screenshot

About Website

Welcome to spring4mattress.com homepage info - get ready to check Spring 4 Mattress best content right away, or after learning these important things about spring4mattress.com

Northland Spring Tech Co., LTD is one of the leading Mattress Springs, Metal Wire, Bonnell Spring manufacturers and suppliers in China. Welcome to import Mattress Springs at competitive price here.

Visit spring4mattress.com

Key Findings

We analyzed Spring4mattress.com page load time and found that the first response time was 375 ms and then it took 7 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

spring4mattress.com performance score

54

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

24/100

10%

LCP (Largest Contentful Paint)

Value7.7 s

3/100

25%

SI (Speed Index)

Value7.3 s

28/100

10%

TBT (Total Blocking Time)

Value120 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.9 s

44/100

10%

Network Requests Diagram

www.spring4mattress.com

375 ms

ga.js

8 ms

main.css

114 ms

style_7.css

128 ms

2171 ms

Our browser made a total of 85 requests to load all elements on the main page. We found that 20% of them (17 requests) were addressed to the original Spring4mattress.com, 74% (63 requests) were made to Img.hisupplier.com and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.6 sec) relates to the external source Img.hisupplier.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 97.7 kB (71%)

Content Size

136.9 kB

After Optimization

39.2 kB

  • HTML
  • JavaScript

In fact, the total size of Spring4mattress.com main page is 136.9 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. 45% of websites need less resources to load. HTML takes 80.0 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 68.5 kB

  • Original 80.0 kB
  • After minification 64.5 kB
  • After compression 11.5 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 15.5 kB, which is 19% 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 68.5 kB or 86% of the original size.

JavaScript Optimization

-51%

Potential reduce by 29.2 kB

  • Original 56.9 kB
  • After minification 56.9 kB
  • After compression 27.7 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 29.2 kB or 51% of the original size.

Requests Breakdown

Number of requests can be reduced by 27 (33%)

Requests Now

82

After Optimization

55

  • Images
  • JavaScript
  • CSS

The browser has sent 82 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Spring 4 Mattress. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.spring4mattress.com

www.spring4mattress.com

375 ms

ga.js

ga.js

8 ms

main.css

main.css

114 ms

style_7.css

style_7.css

128 ms

2171 ms

main.js

main.js

140 ms

floatcard

floatcard

492 ms

__utm.gif

__utm.gif

12 ms

body_2ba9a5.gif

body_2ba9a5.gif

67 ms

inquiry_basket.gif

inquiry_basket.gif

66 ms

menu_2ba9a5.gif

menu_2ba9a5.gif

65 ms

menu_cur_2ba9a5.gif

menu_cur_2ba9a5.gif

112 ms

ico-f.png

ico-f.png

127 ms

list_ico.gif

list_ico.gif

128 ms

footer_2ba9a5.gif

footer_2ba9a5.gif

130 ms

ico_flag.gif

ico_flag.gif

131 ms

copyRight.gif

copyRight.gif

134 ms

american_indie.png

american_indie.png

176 ms

skype_20.png

skype_20.png

192 ms

skype_16.png

skype_16.png

214 ms

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155909906_100.jpg

397 ms

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1246 ms

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907 ms

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878 ms

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888 ms

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892 ms

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999 ms

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1313 ms

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1112 ms

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1554 ms

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1128 ms

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1205 ms

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1551 ms

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1345 ms

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1612 ms

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1651 ms

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1968 ms

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1779 ms

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2001 ms

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1994 ms

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2011 ms

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1865 ms

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1996 ms

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2276 ms

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2400 ms

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2213 ms

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2423 ms

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184738847_top_speed_pocket_spring_coiler_Pocket_spring_machine_240.jpg

2444 ms

group_new.gif

group_new.gif

2211 ms

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2419 ms

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2441 ms

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2486 ms

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2623 ms

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2625 ms

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2618 ms

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2454 ms

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2275 ms

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1821 ms

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1968 ms

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1943 ms

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1953 ms

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1899 ms

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1787 ms

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1780 ms

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1833 ms

stat.js

stat.js

614 ms

arrows_up.gif

arrows_up.gif

65 ms

validate

validate

666 ms

ui-bg_flat_75_ffffff_40x100.png

ui-bg_flat_75_ffffff_40x100.png

67 ms

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1831 ms

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1768 ms

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1776 ms

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1569 ms

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1628 ms

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1649 ms

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1519 ms

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1466 ms

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1375 ms

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1448 ms

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1515 ms

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1513 ms

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skype_26.png

1323 ms

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1356 ms

Accessibility Review

spring4mattress.com accessibility score

74

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.

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

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

spring4mattress.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

spring4mattress.com SEO score

100

Search Engine Optimization Advices

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

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 Spring4mattress.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 Spring4mattress.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

spring4mattress.com

Open Graph description is not detected on the main page of Spring 4 Mattress. 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: