2.3 sec in total
166 ms
1.5 sec
635 ms
Welcome to scienceboffins.co.uk homepage info - get ready to check Science Boffins best content right away, or after learning these important things about scienceboffins.co.uk
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Visit scienceboffins.co.ukWe analyzed Scienceboffins.co.uk page load time and found that the first response time was 166 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
scienceboffins.co.uk performance score
name
value
score
weighting
Value3.0 s
48/100
10%
Value8.2 s
2/100
25%
Value4.9 s
65/100
10%
Value1,970 ms
8/100
30%
Value0.02
100/100
15%
Value13.0 s
13/100
10%
166 ms
493 ms
61 ms
50 ms
23 ms
Our browser made a total of 42 requests to load all elements on the main page. We found that 62% of them (26 requests) were addressed to the original Scienceboffins.co.uk, 10% (4 requests) were made to Bat.bing.com and 7% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (498 ms) belongs to the original domain Scienceboffins.co.uk.
Page size can be reduced by 926.2 kB (62%)
1.5 MB
558.2 kB
In fact, the total size of Scienceboffins.co.uk main page is 1.5 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. 70% of websites need less resources to load. Javascripts take 722.0 kB which makes up the majority of the site volume.
Potential reduce by 493.2 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 493.2 kB or 90% of the original size.
Potential reduce by 95 B
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. Science Boffins images are well optimized though.
Potential reduce by 432.9 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 432.9 kB or 60% of the original size.
Potential reduce by 75 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. Scienceboffins.co.uk has all CSS files already compressed.
Number of requests can be reduced by 22 (55%)
40
18
The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Science Boffins. 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.
scienceboffins.co.uk
166 ms
www.scienceboffins.co.uk
493 ms
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bat.js
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30590d7330d3bc7a25a2b97172cb5b44.css
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scienceboffins.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
scienceboffins.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
scienceboffins.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 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 Scienceboffins.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 Scienceboffins.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.
scienceboffins.co.uk
Open Graph data is detected on the main page of Science Boffins. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: