3.6 sec in total
263 ms
3.1 sec
254 ms
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Visit tech21.uk.comWe analyzed Tech21.uk.com page load time and found that the first response time was 263 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
tech21.uk.com performance score
name
value
score
weighting
Value3.4 s
36/100
10%
Value13.1 s
0/100
25%
Value6.8 s
35/100
10%
Value2,830 ms
3/100
30%
Value0.832
4/100
15%
Value21.8 s
1/100
10%
263 ms
518 ms
278 ms
94 ms
100 ms
Our browser made a total of 69 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Tech21.uk.com, 3% (2 requests) were made to Assets.pinterest.com and 3% (2 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (1.8 sec) relates to the external source Tech21.com.
Page size can be reduced by 1.6 MB (31%)
5.0 MB
3.4 MB
In fact, the total size of Tech21.uk.com main page is 5.0 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. 60% of websites need less resources to load. Images take 3.0 MB which makes up the majority of the site volume.
Potential reduce by 54.6 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 54.6 kB or 82% of the original size.
Potential reduce by 72.3 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. Tech21 images are well optimized though.
Potential reduce by 1.1 MB
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 1.1 MB or 73% of the original size.
Potential reduce by 328.9 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. Tech21.uk.com needs all CSS files to be minified and compressed as it can save up to 328.9 kB or 89% of the original size.
Number of requests can be reduced by 40 (63%)
63
23
The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tech21. 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 5 to 1 for CSS and as a result speed up the page load time.
www.tech21.com
263 ms
www.tech21.com
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dc21e638f1542298bd23183134f2b060.css
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css
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platform.js
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pinit.js
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prototype.js
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ccard.js
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validation.js
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effects.js
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controls.js
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slider.js
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form.js
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translate.js
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simulate.js
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core.min.js
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jquery-1.11.0.min.js
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jquery-migrate-1.2.1.min.js
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jquery.noconflict.js
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scripts.js
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catalogevent.js
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wishlist.js
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tech21-logo.jpg
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tech21.uk.com accessibility score
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
Image elements do not have [alt] attributes
Links do not have a discernible 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.
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
tech21.uk.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
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
Page has valid source maps
tech21.uk.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
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
EN
N/A
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tech21.uk.com 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 Tech21.uk.com main page’s claimed encoding is . 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.
tech21.uk.com
Open Graph description is not detected on the main page of Tech21. 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: