3.5 sec in total
265 ms
3.1 sec
177 ms
Click here to check amazing Book Box Office content for United Kingdom. Otherwise, check out these important facts you probably never knew about book.boxoffice.co.uk
Book official tickets to theatre shows and attractions with Box Office, including West End musicals, plays, and family-friendly activities across the UK.
Visit book.boxoffice.co.ukWe analyzed Book.boxoffice.co.uk page load time and found that the first response time was 265 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
book.boxoffice.co.uk performance score
name
value
score
weighting
Value1.8 s
89/100
10%
Value4.1 s
47/100
25%
Value30.8 s
0/100
10%
Value48,630 ms
0/100
30%
Value0.283
43/100
15%
Value58.2 s
0/100
10%
265 ms
723 ms
290 ms
261 ms
434 ms
Our browser made a total of 51 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Book.boxoffice.co.uk, 43% (22 requests) were made to Book.boxoffice.uk and 35% (18 requests) were made to Static.entstix.com. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Ssif1.globalsign.com.
Page size can be reduced by 933.1 kB (37%)
2.6 MB
1.6 MB
In fact, the total size of Book.boxoffice.co.uk main page is 2.6 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 45% of websites need less resources to load. Images take 2.4 MB which makes up the majority of the site volume.
Potential reduce by 99.1 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 14.0 kB, which is 12% 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 99.1 kB or 86% of the original size.
Potential reduce by 801.0 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, Book Box Office needs image optimization as it can save up to 801.0 kB or 34% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 33.0 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 33.0 kB or 61% of the original size.
Potential reduce by 0 B
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.
Number of requests can be reduced by 10 (22%)
46
36
The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Book Box Office. 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 as a result speed up the page load time.
book.boxoffice.co.uk
265 ms
book.boxoffice.uk
723 ms
analytics_var.js
290 ms
css_da2c8a180830a06364d6d1917cc14e22.css
261 ms
js_4b8aeda210908129879206f44ce67893.js
434 ms
gs_image_100-50_en.js
7 ms
autocomplete.js
227 ms
css
67 ms
analytics.js
169 ms
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mp_button_088px.png
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boxofficeheader.png
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ticket-hotline-new.png
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sprites.png
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1px.gif
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ccards.gif
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star_verification2.gif
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siteSeal.do
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ajax
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controls.png
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border.png
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loading_background.png
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calendar.gif
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ui-bg_glass_75_e6e6e6_1x400.png
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k3k702ZOKiLJc3WVjuplzInF5uFdDttMLvmWuJdhhgs.ttf
24 ms
EInbV5DfGHOiMmvb1Xr-honF5uFdDttMLvmWuJdhhgs.ttf
46 ms
MTP_ySUJH_bn48VBG8sNSonF5uFdDttMLvmWuJdhhgs.ttf
47 ms
collect
36 ms
book.boxoffice.co.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
Image elements do not have [alt] attributes
Links do not have a discernible name
book.boxoffice.co.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
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
book.boxoffice.co.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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Book.boxoffice.co.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 Book.boxoffice.co.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.
book.boxoffice.co.uk
Open Graph description is not detected on the main page of Book Box Office. 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: