1.5 sec in total
267 ms
1.1 sec
135 ms
Visit vega.org.uk now to see the best up-to-date Vega content for United States and also check out these interesting facts you probably never knew about vega.org.uk
The Vega Science Trust`s extensive collection of science videos include lectures, discussions, interviews, Nobel Prize interviews, careers profiles, educational resources, and research news.
Visit vega.org.ukWe analyzed Vega.org.uk page load time and found that the first response time was 267 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.
vega.org.uk performance score
name
value
score
weighting
Value1.6 s
93/100
10%
Value2.9 s
81/100
25%
Value1.6 s
100/100
10%
Value40 ms
100/100
30%
Value0
100/100
15%
Value2.4 s
98/100
10%
267 ms
87 ms
175 ms
173 ms
176 ms
Our browser made a total of 32 requests to load all elements on the main page. We found that all of those requests were addressed to Vega.org.uk and no external sources were called. The less responsive or slowest element that took the longest time to load (610 ms) belongs to the original domain Vega.org.uk.
Page size can be reduced by 122.8 kB (26%)
472.1 kB
349.2 kB
In fact, the total size of Vega.org.uk main page is 472.1 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. 30% of websites need less resources to load. Images take 333.4 kB which makes up the majority of the site volume.
Potential reduce by 17.6 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 17.6 kB or 82% of the original size.
Potential reduce by 17.3 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. Vega images are well optimized though.
Potential reduce by 60.3 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 60.3 kB or 71% of the original size.
Potential reduce by 27.6 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. Vega.org.uk needs all CSS files to be minified and compressed as it can save up to 27.6 kB or 85% of the original size.
Number of requests can be reduced by 4 (13%)
31
27
The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vega. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
vega.org.uk
267 ms
awstats_misc_tracker.js
87 ms
vegaPage.css
175 ms
menuBar.js
173 ms
video-js.css
176 ms
video.js
269 ms
wz_tooltip.js
182 ms
awstats_misc_tracker.js
90 ms
80.logo.gif
169 ms
80.FSU-seal2.jpg
170 ms
Feynman.jpg
261 ms
Careers.jpg
262 ms
Research.jpg
267 ms
NobelScientists.jpg
344 ms
Discussions.jpg
343 ms
Lectures.jpg
355 ms
Schools.jpg
432 ms
Interviews.jpg
437 ms
Issues.jpg
442 ms
Reflections.jpg
516 ms
Antartic.jpg
440 ms
Masterclassicon.jpg
442 ms
womeninscience.jpg
610 ms
Documentary.jpg
524 ms
200.logo.gif
526 ms
fsu_logo.jpg
527 ms
uslogo.jpg
527 ms
leverhulme_logo.jpg
599 ms
hefce.jpg
606 ms
sponsor_badge.jpg
610 ms
kohnlogo_80x40.jpg
610 ms
print.css
86 ms
vega.org.uk accessibility score
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
Image elements do not have [alt] attributes
vega.org.uk best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
vega.org.uk SEO score
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
EN
N/A
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vega.org.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 Vega.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.
vega.org.uk
Open Graph description is not detected on the main page of Vega. 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: