14 sec in total
435 ms
13 sec
565 ms
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.comWe analyzed Spring4mattress.com page load time and found that the first response time was 435 ms and then it took 13.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
spring4mattress.com performance score
name
value
score
weighting
Value5.2 s
8/100
10%
Value7.7 s
3/100
25%
Value12.8 s
2/100
10%
Value1,290 ms
18/100
30%
Value0.057
98/100
15%
Value8.3 s
40/100
10%
435 ms
22 ms
182 ms
157 ms
3097 ms
Our browser made a total of 88 requests to load all elements on the main page. We found that 20% of them (18 requests) were addressed to the original Spring4mattress.com, 73% (64 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 (6.6 sec) relates to the external source Img.hisupplier.com.
Page size can be reduced by 70.0 kB (64%)
110.2 kB
40.2 kB
In fact, the total size of Spring4mattress.com main page is 110.2 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. 40% of websites need less resources to load. HTML takes 81.8 kB which makes up the majority of the site volume.
Potential reduce by 69.9 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 15.7 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 69.9 kB or 86% of the original size.
Potential reduce by 103 B
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.
Number of requests can be reduced by 29 (34%)
86
57
The browser has sent 86 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 6 to 1 for JavaScripts and as a result speed up the page load time.
www.spring4mattress.com
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main.css
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spring4mattress.com accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
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
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
<object> elements do not have alternate text
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
spring4mattress.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
spring4mattress.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
Document uses plugins
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
Document uses legible font sizes
EN
EN
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.
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: