25.9 sec in total
500 ms
18.3 sec
7.1 sec
Welcome to 4d.com homepage info - get ready to check 4D best content for United States right away, or after learning these important things about 4d.com
4D provides integrated platforms that simplify and speed up the development and deployment of Web, mobile, desktop, and client-server applications.
Visit 4d.comWe analyzed 4d.com page load time and found that the first response time was 500 ms and then it took 25.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.
4d.com performance score
name
value
score
weighting
Value5.8 s
4/100
10%
Value11.7 s
0/100
25%
Value11.0 s
6/100
10%
Value680 ms
44/100
30%
Value0.05
99/100
15%
Value19.8 s
2/100
10%
500 ms
951 ms
541 ms
540 ms
1087 ms
Our browser made a total of 212 requests to load all elements on the main page. We found that 96% of them (203 requests) were addressed to the original 4d.com, 1% (3 requests) were made to Google-analytics.com and 1% (2 requests) were made to Munchkin.marketo.net. The less responsive or slowest element that took the longest time to load (4.1 sec) belongs to the original domain 4d.com.
Page size can be reduced by 709.0 kB (26%)
2.8 MB
2.0 MB
In fact, the total size of 4d.com main page is 2.8 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. 70% of websites need less resources to load. Images take 2.0 MB which makes up the majority of the site volume.
Potential reduce by 52.2 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 52.2 kB or 84% of the original size.
Potential reduce by 135.5 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. 4D images are well optimized though.
Potential reduce by 272.5 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 272.5 kB or 66% of the original size.
Potential reduce by 248.9 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. 4d.com needs all CSS files to be minified and compressed as it can save up to 248.9 kB or 84% of the original size.
Number of requests can be reduced by 81 (40%)
204
123
The browser has sent 204 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 4D. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 34 to 1 for JavaScripts and from 37 to 1 for CSS and as a result speed up the page load time.
4d.com
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www.4d.com
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4d.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.
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
ARIA IDs are not unique
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a valid value for its [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
Image elements do not have [alt] attributes
4d.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
4d.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Image elements do not have [alt] attributes
Document doesn't have a valid hreflang
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 4d.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 4d.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.
4d.com
Open Graph description is not detected on the main page of 4D. 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: