3.6 sec in total
806 ms
2.6 sec
166 ms
Welcome to boltoncollege.ac.uk homepage info - get ready to check Bolton College best content for United Kingdom right away, or after learning these important things about boltoncollege.ac.uk
We are the North West's largest provider of vocational training and further education and believe our superb faculties, experienced tutors and professional network of support enables us to provid...
Visit boltoncollege.ac.ukWe analyzed Boltoncollege.ac.uk page load time and found that the first response time was 806 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
boltoncollege.ac.uk performance score
name
value
score
weighting
Value6.0 s
4/100
10%
Value44.6 s
0/100
25%
Value14.2 s
1/100
10%
Value3,250 ms
2/100
30%
Value0.944
3/100
15%
Value42.5 s
0/100
10%
806 ms
398 ms
401 ms
403 ms
404 ms
Our browser made a total of 86 requests to load all elements on the main page. We found that 84% of them (72 requests) were addressed to the original Boltoncollege.ac.uk, 3% (3 requests) were made to Google-analytics.com and 2% (2 requests) were made to Facebook.com. The less responsive or slowest element that took the longest time to load (959 ms) belongs to the original domain Boltoncollege.ac.uk.
Page size can be reduced by 949.0 kB (49%)
1.9 MB
978.8 kB
In fact, the total size of Boltoncollege.ac.uk main page is 1.9 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. Javascripts take 837.7 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 80% of the original size.
Potential reduce by 122.7 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, Bolton College needs image optimization as it can save up to 122.7 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 584.0 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 584.0 kB or 70% of the original size.
Potential reduce by 196.8 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. Boltoncollege.ac.uk needs all CSS files to be minified and compressed as it can save up to 196.8 kB or 87% of the original size.
Number of requests can be reduced by 60 (71%)
84
24
The browser has sent 84 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bolton College. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 31 to 1 for CSS and as a result speed up the page load time.
boltoncollege.ac.uk
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system.base.css
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system.menus.css
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calendar_multiday.css
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date.css
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flexible.css
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colors.css
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jquery.cycle.all.min.js
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boltoncollege.ac.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
Image elements do not have [alt] attributes
Links do not have a discernible name
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
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.
boltoncollege.ac.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
boltoncollege.ac.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
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
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 Boltoncollege.ac.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 Boltoncollege.ac.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.
boltoncollege.ac.uk
Open Graph description is not detected on the main page of Bolton College. 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: