4.7 sec in total
543 ms
3.9 sec
328 ms
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Visit 4a-engineering.comWe analyzed 4a-engineering.com page load time and found that the first response time was 543 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
4a-engineering.com performance score
name
value
score
weighting
Value4.1 s
21/100
10%
Value9.0 s
1/100
25%
Value11.9 s
4/100
10%
Value13,810 ms
0/100
30%
Value0.314
37/100
15%
Value19.4 s
2/100
10%
543 ms
1234 ms
702 ms
451 ms
85 ms
Our browser made a total of 44 requests to load all elements on the main page. We found that 57% of them (25 requests) were addressed to the original 4a-engineering.com, 39% (17 requests) were made to Vc1i.rweb-images.com and 2% (1 request) were made to Google.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain 4a-engineering.com.
Page size can be reduced by 449.5 kB (69%)
656.0 kB
206.5 kB
In fact, the total size of 4a-engineering.com main page is 656.0 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. 50% of websites need less resources to load. HTML takes 458.8 kB which makes up the majority of the site volume.
Potential reduce by 428.2 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 428.2 kB or 93% of the original size.
Potential reduce by 3.2 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. 4A Engineering images are well optimized though.
Potential reduce by 16.7 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 16.7 kB or 31% of the original size.
Potential reduce by 1.5 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. 4a-engineering.com needs all CSS files to be minified and compressed as it can save up to 1.5 kB or 26% of the original size.
Number of requests can be reduced by 5 (50%)
10
5
The browser has sent 10 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 4A Engineering. 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.
4a-engineering.com
543 ms
www.4a-engineering.com
1234 ms
jquery-1.3.2.js
702 ms
jquery.lazyload.js
451 ms
api.js
85 ms
stm30.js
463 ms
encrytion_password.js
466 ms
recaptcha__en.js
47 ms
ready_bar_button02.png
253 ms
newyear2013_03_800.jpg
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dot.gif
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bullet0017.gif
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icon0002.gif
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powered-by-rp-2020.svg
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4a-engineeringcom.css
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highslide.css
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dot.gif
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newyear2013_03_800.jpg
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ready_bar_button02.png
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bullet0017.gif
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vline_dot.gif
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icon0003.gif
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icon0001.gif
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icon0006.gif
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icon0002.gif
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heading.jpg
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bg0068.gif
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vline_dot.gif
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side0021.gif
21 ms
4a-engineering.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.
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 [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
Form elements do not have associated labels
Links do not have a discernible name
4a-engineering.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
4a-engineering.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
EN
N/A
WINDOWS-874
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 4a-engineering.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 4a-engineering.com main page’s claimed encoding is windows-874. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
4a-engineering.com
Open Graph data is detected on the main page of 4A Engineering. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: