4.6 sec in total
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Welcome to bartshealth.nhs.uk homepage info - get ready to check Barts Health best content for United Kingdom right away, or after learning these important things about bartshealth.nhs.uk
Find out how we're providing safe and compassionate care in east London and beyond.
Visit bartshealth.nhs.ukWe analyzed Bartshealth.nhs.uk page load time and found that the first response time was 1.3 sec 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.
bartshealth.nhs.uk performance score
name
value
score
weighting
Value4.3 s
18/100
10%
Value5.4 s
21/100
25%
Value11.4 s
5/100
10%
Value1,070 ms
24/100
30%
Value0.039
100/100
15%
Value14.7 s
8/100
10%
1302 ms
302 ms
156 ms
153 ms
157 ms
Our browser made a total of 57 requests to load all elements on the main page. We found that 72% of them (41 requests) were addressed to the original Bartshealth.nhs.uk, 9% (5 requests) were made to Translate.googleapis.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Bartshealth.nhs.uk.
Page size can be reduced by 313.5 kB (27%)
1.2 MB
843.5 kB
In fact, the total size of Bartshealth.nhs.uk 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. 35% of websites need less resources to load. Images take 779.5 kB which makes up the majority of the site volume.
Potential reduce by 31.9 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 31.9 kB or 74% of the original size.
Potential reduce by 90.7 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, Barts Health needs image optimization as it can save up to 90.7 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 128.9 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 128.9 kB or 50% of the original size.
Potential reduce by 62.0 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. Bartshealth.nhs.uk needs all CSS files to be minified and compressed as it can save up to 62.0 kB or 80% of the original size.
Number of requests can be reduced by 33 (62%)
53
20
The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Barts Health. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
bartshealth.nhs.uk
1302 ms
style.css
302 ms
colorbox.css
156 ms
jquery.fancybox.css
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flexslider.css
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jquery.min.js
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js
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jquery.flexslider.js
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leaderboard
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element.js
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jquery.rating.js
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StarRating.js
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jquery.fancybox.js
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jquery.cookie.js
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custom.js
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colorbox.js
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WebResource.axd
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bgBody.png
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logo.png
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search.png
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hompage2.jpg
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nursewithpatienthomepage.jpg
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Improvement%20plan%20homepage%20image.jpg
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our_hospitals1.jpg
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Healtht%20eating%20image.jpg
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CQC%20rating.jpg
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twitter.png
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facebook.png
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youtube.png
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gplus.png
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patientopinion.jpg
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nhsChoices.png
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js.php
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650a3bc0f0c36b86d97201135939577789f572c4.gif
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topNavBorder.png
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translateelement.css
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main.js
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bgNav.png
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inactiveRight.png
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bgLeft.png
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breadcrumb.png
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chevron.png
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ga.js
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element_main.js
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translate_24dp.png
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usersync.html
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bartshealth.nhs.uk accessibility score
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-hidden="true"] elements contain focusable descendents
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
Links do not have a discernible name
bartshealth.nhs.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
bartshealth.nhs.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
Tap targets are not sized appropriately
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bartshealth.nhs.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 Bartshealth.nhs.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.
bartshealth.nhs.uk
Open Graph description is not detected on the main page of Barts Health. 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: