2.7 sec in total
320 ms
2.3 sec
137 ms
Visit barbican.org.uk now to see the best up-to-date Barbican content for United Kingdom and also check out these interesting facts you probably never knew about barbican.org.uk
Barbican - Home
Visit barbican.org.ukWe analyzed Barbican.org.uk page load time and found that the first response time was 320 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.
barbican.org.uk performance score
name
value
score
weighting
Value3.1 s
45/100
10%
Value8.0 s
2/100
25%
Value5.7 s
51/100
10%
Value1,170 ms
21/100
30%
Value0.122
84/100
15%
Value8.4 s
38/100
10%
320 ms
471 ms
149 ms
151 ms
154 ms
Our browser made a total of 101 requests to load all elements on the main page. We found that 89% of them (90 requests) were addressed to the original Barbican.org.uk, 3% (3 requests) were made to Platform.twitter.com and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (730 ms) belongs to the original domain Barbican.org.uk.
Page size can be reduced by 240.8 kB (29%)
832.1 kB
591.3 kB
In fact, the total size of Barbican.org.uk main page is 832.1 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 564.6 kB which makes up the majority of the site volume.
Potential reduce by 33.5 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 33.5 kB or 83% of the original size.
Potential reduce by 63.0 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, Barbican needs image optimization as it can save up to 63.0 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 104.0 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 104.0 kB or 59% of the original size.
Potential reduce by 40.3 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. Barbican.org.uk needs all CSS files to be minified and compressed as it can save up to 40.3 kB or 81% of the original size.
Number of requests can be reduced by 61 (62%)
98
37
The browser has sent 98 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Barbican. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
barbican.org.uk
320 ms
www.barbican.org.uk
471 ms
barbican.css
149 ms
artform_generic.css
151 ms
calendar_generic.css
154 ms
calendar.css
158 ms
sIFR-screen.css
156 ms
calendar.js
159 ms
barbican.js
225 ms
sifr.js
241 ms
flashobject.js
188 ms
jquery.min.js
34 ms
jquery.cookie.js
186 ms
visitor_infomation_off.gif
91 ms
eat_drink_off.gif
89 ms
event_calendar_off.gif
89 ms
shops_off.gif
90 ms
about_the_barbican_off.gif
88 ms
careers_off.gif
87 ms
access_off.gif
176 ms
media_relations_off.gif
175 ms
contact_us_off.gif
176 ms
terms_and_conditions_off.gif
177 ms
how_to_book_off.gif
174 ms
site_map_off.gif
175 ms
art_on.gif
240 ms
supportus_on.gif
241 ms
venue_hire_on.gif
244 ms
dance_on.gif
245 ms
education_on.gif
248 ms
film_on.gif
249 ms
music_on.gif
313 ms
theatre_on.gif
314 ms
membership_on.gif
320 ms
visitor_infomation_on.gif
320 ms
eat_drink_on.gif
321 ms
event_calendar_on.gif
321 ms
shops_on.gif
387 ms
login_register_on.gif
387 ms
logout_on.gif
395 ms
about_the_barbican_on.gif
396 ms
careers_on.gif
398 ms
access_on.gif
399 ms
media_relations_on.gif
461 ms
contact_us_on.gif
462 ms
terms_and_conditions_on.gif
464 ms
how_to_book_on.gif
461 ms
site_map_on.gif
466 ms
art_off.gif
462 ms
widgets.js
16 ms
analytics.js
30 ms
button.831500944bc3eb7ea5276ccdc3f71d2e.js
31 ms
like.php
95 ms
collect
18 ms
ajaxeventlist.asp
460 ms
supportus_off.gif
460 ms
venue_hire_off.gif
469 ms
dance_off.gif
469 ms
education_off.gif
475 ms
film_off.gif
476 ms
follow_button.6a78875565a912489e9aef879c881358.en.html
19 ms
collect
70 ms
vpc6VNjRPXV.js
137 ms
LVx-xkvaJ0b.png
151 ms
music_off.gif
449 ms
theatre_off.gif
448 ms
book_tickets_off.gif
458 ms
membership_off.gif
459 ms
login_register_off.gif
472 ms
logout_off.gif
474 ms
jot
99 ms
bg.gif
456 ms
barbican-logo.gif
456 ms
clear.gif
466 ms
search.gif
466 ms
next.gif
473 ms
info.gif
473 ms
info.gif
462 ms
book.gif
459 ms
info.gif
467 ms
book.gif
467 ms
info.gif
478 ms
end186-small.gif
478 ms
col-text.gif
460 ms
col.gif
461 ms
spnsorship.gif
468 ms
111shakespeare_weekender_B1.jpg
622 ms
top283.gif
573 ms
bottom-left.gif
573 ms
bottom-right.gif
505 ms
126oscars-week-b1.jpg
580 ms
top186.gif
495 ms
218iestyndavies_event.jpg
571 ms
end186.gif
565 ms
221018680tabletopshakespeareevent.jpg
730 ms
231518729imranquereshievent.jpg
588 ms
join_us.gif
553 ms
video_audio_sm.gif
568 ms
cookie-sprite.png
684 ms
calendar_sprite.png
677 ms
sIFR-print.css
79 ms
barbican.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
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
barbican.org.uk best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
barbican.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
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
N/A
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Barbican.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 Barbican.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.
barbican.org.uk
Open Graph description is not detected on the main page of Barbican. 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: