2.7 sec in total
257 ms
1.9 sec
514 ms
Visit senatehouselibrary.ac.uk now to see the best up-to-date Senate House Library content for United Kingdom and also check out these interesting facts you probably never knew about senatehouselibrary.ac.uk
One of the UK's largest libraries for arts, humanities & social sciences with over 2 million books, 50 special collections and 1,800 archival collections.
Visit senatehouselibrary.ac.ukWe analyzed Senatehouselibrary.ac.uk page load time and found that the first response time was 257 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
senatehouselibrary.ac.uk performance score
name
value
score
weighting
Value3.0 s
49/100
10%
Value5.9 s
13/100
25%
Value5.7 s
51/100
10%
Value1,100 ms
23/100
30%
Value0.652
9/100
15%
Value7.4 s
49/100
10%
257 ms
404 ms
151 ms
156 ms
158 ms
Our browser made a total of 36 requests to load all elements on the main page. We found that 75% of them (27 requests) were addressed to the original Senatehouselibrary.ac.uk, 8% (3 requests) were made to Use.typekit.net and 6% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (533 ms) belongs to the original domain Senatehouselibrary.ac.uk.
Page size can be reduced by 237.8 kB (39%)
606.1 kB
368.2 kB
In fact, the total size of Senatehouselibrary.ac.uk main page is 606.1 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. 40% of websites need less resources to load. Images take 311.6 kB which makes up the majority of the site volume.
Potential reduce by 70.9 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 70.9 kB or 83% of the original size.
Potential reduce by 10.9 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. Senate House Library images are well optimized though.
Potential reduce by 86.4 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 86.4 kB or 71% of the original size.
Potential reduce by 69.7 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. Senatehouselibrary.ac.uk needs all CSS files to be minified and compressed as it can save up to 69.7 kB or 79% of the original size.
Number of requests can be reduced by 18 (55%)
33
15
The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Senate House Library. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
senatehouselibrary.ac.uk
257 ms
www.senatehouselibrary.ac.uk
404 ms
css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css
151 ms
css_7giCUMKk6ecqdAutbF3zSyqN4f633P93vKGacNbQF7k.css
156 ms
css_MnXiytJtb186Ydycnpwpw34cuUsHaKc80ey5LiQXhSY.css
158 ms
css_MpaLn_2r5kmgYO8XdKPzOskU-tbtLtP2RBYj82QbZHU.css
158 ms
jquery.min.js
14 ms
jquery-migrate-1.2.1.min.js
12 ms
jquery.once.js
371 ms
drupal.js
533 ms
ajax.js
301 ms
jquery_update.js
230 ms
progress.js
230 ms
modernizr-custom.min.js
228 ms
jquery.masonry.min.js
305 ms
jquery.masonry.ordered.min.js
306 ms
custom.min.js
306 ms
pxm1gop.js
232 ms
www.senatehouselibrary.ac.uk
152 ms
css_JI1bGSsch6fhquVVWMQInAaapwkFSvU5EnBcOGoriVQ.css
80 ms
shakespeare-listing-Age1_v1_00.jpg
318 ms
shakespeare-exhibition-news-v2_00.jpg
320 ms
website%20news_0.jpg
321 ms
historical-research-0316.jpg
317 ms
shakespeare-listing-Age4_v1_00.jpg
318 ms
UoLSHL-Logo.png
321 ms
gtm.js
313 ms
logo.png
92 ms
shl-home.jpg
308 ms
not-with-words-but-with-things-spoon-0316.jpg
238 ms
wheel.gif
91 ms
TuZhyeF2NRjNYCQJaiV0NkAV6oVkJD5WbJq2tbNSZUXff5WcggMdeMJ6Mk6g5Msfb2iRZeFKF2sKZQsyFhsK526aFhZcjQmRw2M3FhJtZebtFRmKwh4KjDwtwD6DwAZ8wcmywQSaZRjkwR9ajQqU5QI.woff
65 ms
SHL-Icons.ttf
156 ms
analytics.js
27 ms
collect
22 ms
p.gif
127 ms
senatehouselibrary.ac.uk accessibility score
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
Buttons do not have an accessible name
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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 IDs are not unique
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
senatehouselibrary.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
General
Impact
Issue
Detected JavaScript libraries
senatehouselibrary.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
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
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Senatehouselibrary.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 Senatehouselibrary.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.
senatehouselibrary.ac.uk
Open Graph description is not detected on the main page of Senate House Library. 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: