507 ms in total
91 ms
297 ms
119 ms
Click here to check amazing Ubss content. Otherwise, check out these important facts you probably never knew about ubss.org.uk
Welcome to the University of Bristol Spelaeological (caving) Society, home to quality drinking and caving escapades
Visit ubss.org.ukWe analyzed Ubss.org.uk page load time and found that the first response time was 91 ms and then it took 416 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.
ubss.org.uk performance score
name
value
score
weighting
Value1.7 s
91/100
10%
Value2.3 s
93/100
25%
Value2.3 s
98/100
10%
Value30 ms
100/100
30%
Value0
100/100
15%
Value2.9 s
96/100
10%
91 ms
34 ms
12 ms
22 ms
31 ms
Our browser made a total of 32 requests to load all elements on the main page. We found that 94% of them (30 requests) were addressed to the original Ubss.org.uk, 3% (1 request) were made to Google-analytics.com and 3% (1 request) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (91 ms) belongs to the original domain Ubss.org.uk.
Page size can be reduced by 39.2 kB (15%)
266.7 kB
227.5 kB
In fact, the total size of Ubss.org.uk main page is 266.7 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. 15% of websites need less resources to load. Images take 161.9 kB which makes up the majority of the site volume.
Potential reduce by 10.4 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. This page needs HTML code to be minified as it can gain 2.0 kB, which is 13% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 10.4 kB or 67% of the original size.
Potential reduce by 22.4 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, Ubss needs image optimization as it can save up to 22.4 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 3.8 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. This website has mostly compressed JavaScripts.
Potential reduce by 2.6 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. Ubss.org.uk needs all CSS files to be minified and compressed as it can save up to 2.6 kB or 25% of the original size.
Number of requests can be reduced by 18 (62%)
29
11
The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ubss. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.
ubss.org.uk
91 ms
ubss.org.uk
34 ms
ubss_site.css
12 ms
ui.all.css
22 ms
jquery-1.3.2.min.js
31 ms
jquery-ui-personalized-1.6rc6.min.js
30 ms
jquery.dimensions.pack.js
24 ms
jquery.accordion.js
34 ms
ubss_site.js
23 ms
urchin.js
17 ms
email-decode.min.js
25 ms
ui.base.css
10 ms
ui.theme.css
15 ms
ui.core.css
10 ms
ui.accordion.css
10 ms
ui.datepicker.css
14 ms
ui.dialog.css
13 ms
ui.progressbar.css
15 ms
ui.resizable.css
18 ms
ui.slider.css
23 ms
ui.tabs.css
19 ms
__utm.gif
39 ms
site_bg.jpg
15 ms
grad_medium.jpg
15 ms
NavItem_LightGrad.gif
14 ms
balloon.gif
12 ms
ubu.gif
13 ms
UB.gif
13 ms
nav_bg.png
20 ms
nav_bg_icon.png
22 ms
warning_20px.gif
24 ms
ubss_print.css
16 ms
ubss.org.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
Form elements do not have associated labels
ubss.org.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
Browser errors were logged to the console
ubss.org.uk SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
EN
EN
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ubss.org.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 Ubss.org.uk main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
ubss.org.uk
Open Graph description is not detected on the main page of Ubss. 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: