5.7 sec in total
274 ms
1.4 sec
4.1 sec
Visit roh.org.uk now to see the best up-to-date Roh content for United Kingdom and also check out these interesting facts you probably never knew about roh.org.uk
New worlds await at the Royal Opera House
Visit roh.org.ukWe analyzed Roh.org.uk page load time and found that the first response time was 274 ms and then it took 5.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
roh.org.uk performance score
name
value
score
weighting
Value3.8 s
27/100
10%
Value12.6 s
0/100
25%
Value10.4 s
8/100
10%
Value9,050 ms
0/100
30%
Value0
100/100
15%
Value19.5 s
2/100
10%
274 ms
708 ms
262 ms
259 ms
246 ms
Our browser made a total of 35 requests to load all elements on the main page. We found that 17% of them (6 requests) were addressed to the original Roh.org.uk, 37% (13 requests) were made to D33ex4wp0jsts.cloudfront.net and 26% (9 requests) were made to Pbs.twimg.com. The less responsive or slowest element that took the longest time to load (708 ms) belongs to the original domain Roh.org.uk.
Page size can be reduced by 52.3 kB (5%)
1.0 MB
952.4 kB
In fact, the total size of Roh.org.uk main page is 1.0 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. 50% of websites need less resources to load. Images take 948.4 kB which makes up the majority of the site volume.
Potential reduce by 35.4 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. 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 35.4 kB or 75% of the original size.
Potential reduce by 16.8 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. Roh images are well optimized though.
Potential reduce by 0 B
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.
We found no issues to fix!
33
33
The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Roh. According to our analytics all requests are already optimized.
roh.org.uk
274 ms
www.roh.org.uk
708 ms
oversize.jpg
262 ms
hours.svg
259 ms
hqdefault.jpg
246 ms
24412789384_a512b58302_m.jpg
246 ms
CbSLyjRWEAEQM1P.jpg:thumb
246 ms
CbRztbBW0AAGI3Y.jpg:thumb
245 ms
cudgRUz9jeXAOaW2.jpg:thumb
256 ms
CbRGpChWcAAqd2E.jpg:thumb
245 ms
CbQ3z9QUEAAyK2Q.png:thumb
259 ms
CbQr4V_XEAA528x.png:thumb
260 ms
CbQTdtNUYAAs618.jpg:thumb
259 ms
CbPvLhiWAAAV5Ya.jpg:thumb
260 ms
CbP6F3CWcAAqzzj.jpg:thumb
259 ms
24416021803_edb66e1681_m.jpg
242 ms
24886002811_1ecdd682e0_m.jpg
254 ms
24304921624_3e85a027f5_m.jpg
256 ms
hqdefault.jpg
253 ms
minutes.svg
298 ms
seconds.svg
285 ms
center.png
254 ms
oversize.jpg
283 ms
fanfare-2016-oversize.jpg
240 ms
square.jpg
241 ms
square-1.jpg
241 ms
fanfare-2016-square.jpg
255 ms
medium.jpg
282 ms
medium.jpg
282 ms
medium.jpg
256 ms
medium.jpg
281 ms
open-up.jpg
281 ms
nabucco-medium.jpg
282 ms
e-tickets.jpg
283 ms
nr-852.min.js
9 ms
roh.org.uk accessibility score
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
Buttons do not have an accessible name
Links do not have a discernible name
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
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
roh.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
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
roh.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
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
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Roh.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 Roh.org.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.
roh.org.uk
Open Graph description is not detected on the main page of Roh. 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: