3.7 sec in total
149 ms
3.3 sec
191 ms
Click here to check amazing Jjfe content. Otherwise, check out these important facts you probably never knew about jjfe.co.uk
J&J Fire Engineering is a Fire Protection Specialist, specialising in design, project management, installation and maintenance of fire protection systems.
Visit jjfe.co.ukWe analyzed Jjfe.co.uk page load time and found that the first response time was 149 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
jjfe.co.uk performance score
name
value
score
weighting
Value6.2 s
3/100
10%
Value11.5 s
0/100
25%
Value12.5 s
3/100
10%
Value1,370 ms
16/100
30%
Value0
100/100
15%
Value16.4 s
5/100
10%
149 ms
1172 ms
88 ms
74 ms
158 ms
Our browser made a total of 80 requests to load all elements on the main page. We found that 73% of them (58 requests) were addressed to the original Jjfe.co.uk, 5% (4 requests) were made to Fonts.gstatic.com and 4% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Jjfe.co.uk.
Page size can be reduced by 103.0 kB (9%)
1.2 MB
1.1 MB
In fact, the total size of Jjfe.co.uk main page is 1.2 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. 55% of websites need less resources to load. Images take 594.0 kB which makes up the majority of the site volume.
Potential reduce by 45.5 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. 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 45.5 kB or 78% of the original size.
Potential reduce by 46.8 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. Jjfe images are well optimized though.
Potential reduce by 10.0 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. This website has mostly compressed JavaScripts.
Potential reduce by 796 B
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. Jjfe.co.uk has all CSS files already compressed.
Number of requests can be reduced by 49 (66%)
74
25
The browser has sent 74 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jjfe. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 37 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.
jjfe.co.uk
149 ms
www.jjfe.co.uk
1172 ms
gtm.js
88 ms
bootstrap.min.css
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style.css
158 ms
css
50 ms
jquery.js
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js
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style.min.css
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styles.css
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pagenavi-css.css
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frontend-gtag.min.js
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page.js
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jquery.min.js
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underscore.min.js
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shortcode.min.js
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jquery.bxslider.js
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jquery.fancybox.min.js
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1Ptxg8zYS_SKggPN4iEgvnHyvveLxVvaorCIPrQ.ttf
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jjfe.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
[aria-hidden="true"] elements contain focusable descendents
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
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
Links do not have a discernible name
jjfe.co.uk best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
jjfe.co.uk SEO score
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 doesn't use 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 Jjfe.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 Jjfe.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.
jjfe.co.uk
Open Graph data is detected on the main page of Jjfe. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: