4 sec in total
1.1 sec
2.6 sec
330 ms
Welcome to denonline.co.uk homepage info - get ready to check Den Online best content for United Kingdom right away, or after learning these important things about denonline.co.uk
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Visit denonline.co.ukWe analyzed Denonline.co.uk page load time and found that the first response time was 1.1 sec and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
denonline.co.uk performance score
name
value
score
weighting
Value2.1 s
82/100
10%
Value2.3 s
94/100
25%
Value8.5 s
17/100
10%
Value4,350 ms
1/100
30%
Value0.104
89/100
15%
Value15.4 s
7/100
10%
1116 ms
171 ms
24 ms
195 ms
378 ms
Our browser made a total of 68 requests to load all elements on the main page. We found that 85% of them (58 requests) were addressed to the original Denonline.co.uk, 3% (2 requests) were made to Google-analytics.com and 3% (2 requests) were made to S.ytimg.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Denonline.co.uk.
Page size can be reduced by 488.2 kB (50%)
986.0 kB
497.8 kB
In fact, the total size of Denonline.co.uk main page is 986.0 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. 40% of websites need less resources to load. Images take 410.7 kB which makes up the majority of the site volume.
Potential reduce by 73.4 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 73.4 kB or 85% of the original size.
Potential reduce by 59.7 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, Den Online needs image optimization as it can save up to 59.7 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 145.9 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 145.9 kB or 62% of the original size.
Potential reduce by 209.2 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. Denonline.co.uk needs all CSS files to be minified and compressed as it can save up to 209.2 kB or 83% of the original size.
Number of requests can be reduced by 14 (22%)
64
50
The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Den Online. 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.
denonline.co.uk
1116 ms
style.css
171 ms
jquery.min.js
24 ms
fadeslideshow.js
195 ms
findstockistout.png
378 ms
gb.png
143 ms
small_LB-419nest.jpg
155 ms
small_FRF-536.jpg
171 ms
clearpx.png
324 ms
button_censearch.png
316 ms
productbutton.png
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small_LB-393.jpg
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small_LB-185.jpg
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small_FRF-801.jpg
333 ms
small_FRF-802.jpg
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small_LB-432%20nest.jpg
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small_LB-170.jpg
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small_FRF-535.jpg
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small_LB-171.gif
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small_LB-188.jpg
437 ms
leftimage.gif
444 ms
rightimage.gif
484 ms
small_LB-799disp.jpg
516 ms
small_FZR30.jpg
558 ms
small_PN-FZR500UK.jpg
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clearpixel.gif
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small_ALB-1408.jpg
558 ms
small_ALB-910.jpg
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small_ALB-929.jpg
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small_ALB-940.jpg
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670 ms
small_FRF-400A.jpg
671 ms
small_FRF-G13.jpg
674 ms
small_FRF-1F1.jpg
679 ms
small_FRF-UV9W.jpg
729 ms
lb1.jpg
747 ms
lb2.jpg
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lb3.jpg
778 ms
lb4.jpg
785 ms
ga.js
31 ms
lb5.jpg
701 ms
epYzXGhhLNM
92 ms
__utm.gif
12 ms
lb6.jpg
700 ms
images.jpg
692 ms
dot.gif
695 ms
www-embed-player-vflfNyN_r.css
68 ms
www-embed-player.js
87 ms
logoroll1.jpg
745 ms
logoroll2.jpg
705 ms
fBnyGA8Aionz5086-mElmoOSPUuyQ1M9Un647_EjucU.js
45 ms
ad_status.js
81 ms
logoroll3.jpg
1032 ms
2UX7WLTfW3W8TclTUvlFyQ.woff
74 ms
RxZJdnzeo3R5zSexge8UUT8E0i7KZn-EPnyo3HZu7kw.woff
74 ms
logoroll4.jpg
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logoroll5.jpg
702 ms
logoheader.jpg
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leftheader.jpg
742 ms
bl.gif
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br.gif
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tl.gif
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tr.gif
714 ms
msearchheader.jpg
820 ms
middleheader.jpg
803 ms
rightheader.jpg
801 ms
loading.gif
735 ms
denonline.co.uk 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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
<input type="image"> elements do not have [alt] text
Form elements do not have associated labels
Links do not have a discernible name
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
denonline.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
denonline.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
Image elements do not have [alt] attributes
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Denonline.co.uk 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 Denonline.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.
denonline.co.uk
Open Graph description is not detected on the main page of Den Online. 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: