1.5 sec in total
125 ms
1.1 sec
367 ms
Click here to check amazing Derren Brown content. Otherwise, check out these important facts you probably never knew about derrenbrown.tv
The official website of British mentalist and illusionist Derren Brown.
Visit derrenbrown.tvWe analyzed Derrenbrown.tv page load time and found that the first response time was 125 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.
derrenbrown.tv performance score
name
value
score
weighting
Value11.8 s
0/100
10%
Value22.9 s
0/100
25%
Value16.7 s
0/100
10%
Value1,630 ms
12/100
30%
Value0.25
50/100
15%
Value30.0 s
0/100
10%
125 ms
99 ms
92 ms
96 ms
45 ms
Our browser made a total of 55 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Derrenbrown.tv, 87% (48 requests) were made to Derrenbrown.co.uk and 4% (2 requests) were made to Stats.wordpress.com. The less responsive or slowest element that took the longest time to load (677 ms) relates to the external source Derrenbrown.co.uk.
Page size can be reduced by 313.7 kB (26%)
1.2 MB
911.8 kB
In fact, the total size of Derrenbrown.tv 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. 45% of websites need less resources to load. Images take 884.2 kB which makes up the majority of the site volume.
Potential reduce by 29.5 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 29.5 kB or 82% of the original size.
Potential reduce by 82.7 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. Derren Brown images are well optimized though.
Potential reduce by 182.7 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 182.7 kB or 65% of the original size.
Potential reduce by 18.7 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. Derrenbrown.tv needs all CSS files to be minified and compressed as it can save up to 18.7 kB or 76% of the original size.
Number of requests can be reduced by 21 (42%)
50
29
The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Derren Brown. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
derrenbrown.tv
125 ms
style.css
99 ms
colorbox.css
92 ms
fonts.css
96 ms
css
45 ms
jquery.min.js
45 ms
jquery.parallax-1.1.min.js
119 ms
jquery.localscroll-1.2.7-min.js
120 ms
jquery.scrollTo-1.4.2-min.js
120 ms
raphael-min.js
180 ms
parrallax2.min.js
139 ms
jquery.bxSlider.min.js
142 ms
jquery.colorbox-min.js
144 ms
jquery.tweet.min.js
144 ms
jquery.backgroundpos.min.js
145 ms
jquery.watermark.min.js
189 ms
global.min.js
193 ms
styles.css
205 ms
jquery.js
232 ms
jquery-migrate.min.js
190 ms
jquery.form.min.js
227 ms
scripts.js
222 ms
e-201611.js
23 ms
e-201611.js
23 ms
wp-emoji-release.min.js
65 ms
admin-ajax.php
677 ms
header.png
118 ms
logo_header.png
121 ms
dilimeter.jpg
122 ms
carouselhover.png
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01_miracle_copy_index1.png
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apoc_copy.png
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slideA1.png
150 ms
portraitstore.jpg
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twitter.png
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twitterR.png
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facebook.png
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facebookR.png
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twiticon.png
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fbicon.png
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youticon.png
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01_miracle_index.jpg
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doubledevide.png
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thickdubdevide.png
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23CC0F_0_0.woff
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carouseloff.png
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core_backdrop.png
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connectbk.png
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Minibox_infamous.jpg
211 ms
g.gif
84 ms
user_timeline.json
53 ms
Apoc_index2.jpg
221 ms
slide1_b.jpg
190 ms
slide150percent_d4.png
312 ms
carouselon.png
159 ms
derrenbrown.tv 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.
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
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.
derrenbrown.tv 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
Issues were logged in the Issues panel in Chrome Devtools
derrenbrown.tv SEO score
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
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Derrenbrown.tv 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 Derrenbrown.tv 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.
derrenbrown.tv
Open Graph description is not detected on the main page of Derren Brown. 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: