3.5 sec in total
670 ms
2.5 sec
252 ms
Welcome to lib41.leeds.ac.uk homepage info - get ready to check Lib 41 Leeds best content for United Kingdom right away, or after learning these important things about lib41.leeds.ac.uk
Opening hours of Leeds University Library, including: the Brotherton, Edward Boyle, Health Sciences, and St James's University Hospital libraries; and also Special Collections, and Skills@Library.
Visit lib41.leeds.ac.ukWe analyzed Lib41.leeds.ac.uk page load time and found that the first response time was 670 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.
lib41.leeds.ac.uk performance score
name
value
score
weighting
Value4.9 s
10/100
10%
Value13.8 s
0/100
25%
Value12.5 s
3/100
10%
Value2,150 ms
6/100
30%
Value0.021
100/100
15%
Value16.1 s
6/100
10%
670 ms
97 ms
53 ms
191 ms
283 ms
Our browser made a total of 54 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Lib41.leeds.ac.uk, 6% (3 requests) were made to Google-analytics.com and 4% (2 requests) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (670 ms) relates to the external source Library.leeds.ac.uk.
Page size can be reduced by 196.2 kB (56%)
353.3 kB
157.1 kB
In fact, the total size of Lib41.leeds.ac.uk main page is 353.3 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 30% of websites need less resources to load. CSS take 182.1 kB which makes up the majority of the site volume.
Potential reduce by 35.3 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 35.3 kB or 82% of the original size.
Potential reduce by 9.3 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. Obviously, Lib 41 Leeds needs image optimization as it can save up to 9.3 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 68 B
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. This website has mostly compressed JavaScripts.
Potential reduce by 151.6 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. Lib41.leeds.ac.uk needs all CSS files to be minified and compressed as it can save up to 151.6 kB or 83% of the original size.
Number of requests can be reduced by 38 (73%)
52
14
The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lib 41 Leeds. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 22 to 1 for CSS and as a result speed up the page load time.
opening-hours
670 ms
library-main.css
97 ms
css
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lightbox.css
191 ms
jquery-ui-1.8.18.custom.css
283 ms
jquery-ui-1.8.18.custom.css
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jquery.min.js
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jquery-ui.min.js
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combined.js
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homepages.css
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homepageElements.php
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homepage_javascript.php
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base.css
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screen.css
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screen-toolkit.css
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screen-jadu.css
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screen-library.css
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screen-pinfold.css
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handheld.php
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footer-awards.css
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reset.css
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forms.css
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forms.css
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editor.css
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analytics.js
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html_bg.png
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container_shadow.png
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logo.png
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logo_black.png
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aside_bg.png
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facebook-16x16.gif
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twitter-16x16.png
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nav_sub_arrow.png
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speech-bubble-contact-us-130x105-grey.png
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library-main-300x55.png
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bullet.gif
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brotherton-clock-340x198.jpg
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related_arrow_left.png
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related_arrow.png
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v0SdcGFAl2aezM9Vq_aFTQ.ttf
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linkid.js
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logo-sprite-customer-51x130.png
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logo-sprite-green-bronze-160x130.png
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logo-sprite-investors-155x130.png
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logo-sprite-social-300x100.png
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loading.gif
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close.png
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datepicker-icon.gif
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ui-bg_inset-soft_25_000000_1x100.png
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external.png
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collect
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print.css
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library-print.css
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handheld.css
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lib41.leeds.ac.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
button, link, and menuitem elements do not have accessible names.
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
Image elements do not have [alt] attributes
lib41.leeds.ac.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
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
lib41.leeds.ac.uk 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
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 Lib41.leeds.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 Lib41.leeds.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.
lib41.leeds.ac.uk
Open Graph description is not detected on the main page of Lib 41 Leeds. 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: