4.1 sec in total
335 ms
3.4 sec
351 ms
Visit adelphitheatre.co.uk now to see the best up-to-date Adelphi Theatre content for United Kingdom and also check out these interesting facts you probably never knew about adelphitheatre.co.uk
Adelphi Theatre London Official Website. Book theatre tickets direct from the box office & pay no fees. View Adelphi Theatre seating plan & plan your visit.
Visit adelphitheatre.co.ukWe analyzed Adelphitheatre.co.uk page load time and found that the first response time was 335 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
adelphitheatre.co.uk performance score
name
value
score
weighting
Value10.4 s
0/100
10%
Value18.4 s
0/100
25%
Value12.1 s
3/100
10%
Value690 ms
43/100
30%
Value0
100/100
15%
Value18.5 s
3/100
10%
335 ms
360 ms
271 ms
171 ms
171 ms
Our browser made a total of 67 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Adelphitheatre.co.uk, 4% (3 requests) were made to S7.addthis.com and 3% (2 requests) were made to Star.org.uk. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Reallyusefultheatres.co.uk.
Page size can be reduced by 570.8 kB (43%)
1.3 MB
744.0 kB
In fact, the total size of Adelphitheatre.co.uk main page is 1.3 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. 40% of websites need less resources to load. Javascripts take 669.2 kB which makes up the majority of the site volume.
Potential reduce by 122.6 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 122.6 kB or 76% of the original size.
Potential reduce by 9.3 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. Adelphi Theatre images are well optimized though.
Potential reduce by 438.9 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 438.9 kB or 66% of the original size.
Number of requests can be reduced by 16 (29%)
55
39
The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Adelphi Theatre. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.
adelphiboxoffice.co.uk
335 ms
adelphi
360 ms
main.min.css
271 ms
jquery.fancybox.css
171 ms
modernizr-2.6.2.min.js
171 ms
ebOneTag.js
22 ms
verifyjs
309 ms
addthis_widget.js
20 ms
main_with_vendors.js
433 ms
looper.min.js
177 ms
menu-btn.jpg
232 ms
logo.jpg
231 ms
KB_RUTG_BuyTicketsPage_226x141.jpg
259 ms
48.jpg
259 ms
adelphi-img1.jpg
257 ms
btn-book-black.jpg
309 ms
adelphi-about-woman.png
505 ms
btn-book-red.gif
344 ms
adelphirefurb02.png
582 ms
icon-glasses.png
429 ms
diduknow-masks.png
429 ms
adelphi-img1.png
475 ms
adelphi-img2.png
593 ms
adelphi-img3.png
601 ms
adelphi-img4.png
679 ms
adelphi-img5.png
727 ms
adelphi-img6.png
673 ms
adelphi-img7.png
831 ms
adelphi-img8.png
762 ms
adelphi-img9.png
853 ms
adelphi-img10.png
842 ms
adelphi-seating.png
1271 ms
btn-twitter.png
896 ms
btn-fb.png
929 ms
Serving
108 ms
ajax-loader.gif
992 ms
icon-cookie_close.gif
1003 ms
booking-top-opac.png
1016 ms
adelphi-header.jpg
1395 ms
booking-bg.png
1096 ms
ind-big.png
1157 ms
adelphi-bg.jpg
1332 ms
arrow-right-golden.gif
1188 ms
star_verification.gif
85 ms
adelphi-wline-bg.jpg
1703 ms
venue-hire--bg.png
1639 ms
bg-our-history.jpg
1497 ms
layers.e5ea973510bf60b3db41.js
9 ms
analytics.js
68 ms
300lo.json
61 ms
sh.8e5f85691f9aaa082472a194.html
26 ms
avenir-medium-webfont.woff
1295 ms
avenir-light-webfont.woff
1361 ms
avenir-heavy-webfont.woff
1426 ms
collect
18 ms
avenir-roman-webfont.woff
1521 ms
adagescriptjf-webfont.woff
1531 ms
avenir-black-webfont.woff
1582 ms
exljbris_-_museosans-300-webfont.woff
1603 ms
pixel
24 ms
pixel
17 ms
exljbris_-_museosans-700-webfont.woff
1584 ms
avenir-book-webfont.woff
1553 ms
black-shade-right.png
1514 ms
black-shade-left.png
1470 ms
ind-small.png
1571 ms
carousel_arrows_right.png
1530 ms
adelphitheatre.co.uk accessibility score
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
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
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
adelphitheatre.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
adelphitheatre.co.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
Image elements do not have [alt] attributes
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 doesn't use legible font sizes
Tap targets are not sized appropriately
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Adelphitheatre.co.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 Adelphitheatre.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.
adelphitheatre.co.uk
Open Graph description is not detected on the main page of Adelphi Theatre. 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: