13.2 sec in total
1.4 sec
11.2 sec
626 ms
Click here to check amazing Alternergy content for United Kingdom. Otherwise, check out these important facts you probably never knew about alternergy.co.uk
Alternergy is one of the UK’s leading wholesaler and distributors of Solar Photovoltaic (PV) products and Battery Storage solutions – from small to large systems.
Visit alternergy.co.ukWe analyzed Alternergy.co.uk page load time and found that the first response time was 1.4 sec and then it took 11.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
alternergy.co.uk performance score
name
value
score
weighting
Value14.0 s
0/100
10%
Value23.9 s
0/100
25%
Value14.0 s
1/100
10%
Value1,550 ms
13/100
30%
Value0.03
100/100
15%
Value36.2 s
0/100
10%
1354 ms
279 ms
283 ms
1304 ms
425 ms
Our browser made a total of 98 requests to load all elements on the main page. We found that 97% of them (95 requests) were addressed to the original Alternergy.co.uk, 2% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to Fast.fonts.net. The less responsive or slowest element that took the longest time to load (5.9 sec) belongs to the original domain Alternergy.co.uk.
Page size can be reduced by 1.4 MB (31%)
4.6 MB
3.2 MB
In fact, the total size of Alternergy.co.uk main page is 4.6 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. 45% of websites need less resources to load. Images take 3.6 MB which makes up the majority of the site volume.
Potential reduce by 41.3 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 41.3 kB or 81% of the original size.
Potential reduce by 632.7 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. Obviously, Alternergy needs image optimization as it can save up to 632.7 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 448.3 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 448.3 kB or 73% of the original size.
Potential reduce by 295.2 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. Alternergy.co.uk needs all CSS files to be minified and compressed as it can save up to 295.2 kB or 87% of the original size.
Number of requests can be reduced by 37 (38%)
97
60
The browser has sent 97 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Alternergy. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
www.alternergy.co.uk
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alternergy.co.uk accessibility score
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
[role]s do not have all required [aria-*] attributes
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
Buttons do not have an accessible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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.
alternergy.co.uk 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
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
alternergy.co.uk 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
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
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Alternergy.co.uk 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 Alternergy.co.uk 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.
alternergy.co.uk
Open Graph data is detected on the main page of Alternergy. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: