2.7 sec in total
431 ms
2.1 sec
193 ms
Visit sounds.bl.uk now to see the best up-to-date Sounds content for United Kingdom and also check out these interesting facts you probably never knew about sounds.bl.uk
British Library Sounds allows you to listen to a selection from the Library’s collections of unique sound and moving image recordings. They come from all over the world and cover the entire range of r...
Visit sounds.bl.ukWe analyzed Sounds.bl.uk page load time and found that the first response time was 431 ms and then it took 2.3 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. This domain responded with an error, which can significantly jeopardize Sounds.bl.uk rating and web reputation
sounds.bl.uk performance score
name
value
score
weighting
Value2.1 s
80/100
10%
Value3.5 s
63/100
25%
Value3.5 s
88/100
10%
Value1,710 ms
11/100
30%
Value0.004
100/100
15%
Value17.1 s
4/100
10%
431 ms
25 ms
249 ms
256 ms
11 ms
Our browser made a total of 48 requests to load all elements on the main page. We found that 52% of them (25 requests) were addressed to the original Sounds.bl.uk, 6% (3 requests) were made to Ajax.googleapis.com and 6% (3 requests) were made to Cm.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (815 ms) relates to the external source Uk.sitestat.com.
Page size can be reduced by 204.1 kB (43%)
471.8 kB
267.7 kB
In fact, the total size of Sounds.bl.uk main page is 471.8 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. Javascripts take 229.7 kB which makes up the majority of the site volume.
Potential reduce by 21.3 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 4.4 kB, which is 16% 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 21.3 kB or 75% of the original size.
Potential reduce by 12.7 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. Sounds images are well optimized though.
Potential reduce by 123.9 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 123.9 kB or 54% of the original size.
Potential reduce by 46.2 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. Sounds.bl.uk needs all CSS files to be minified and compressed as it can save up to 46.2 kB or 79% of the original size.
Number of requests can be reduced by 18 (44%)
41
23
The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sounds. 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.
sounds.bl.uk
431 ms
jquery-ui.css
25 ms
style_43DE7F0A2CA41A6F4ADC2801F9177517.css
249 ms
modernizr.custom.06238.js
256 ms
swfobject.js
11 ms
js
21 ms
scripts_5E183B20F5288C539037B701CBFDE3B9.js
593 ms
buttons.js
19 ms
softclick.js
211 ms
britishLibraryMainLogo.gif
87 ms
soundsStrapline.png
170 ms
accentsAndDialectsHomepageLink.jpg
181 ms
artsLiteratureAndPerformanceHomepageLink.jpg
176 ms
classicalMusicHomepageLink.jpg
348 ms
environmentHomepageLink.jpg
348 ms
jazzAndPopularMusicHomepageLink.jpg
268 ms
oralHistoryHomepageLink.jpg
280 ms
soundRecordingHistoryHomepageLink.jpg
265 ms
worldAndTraditionalMusicHomepageLink.jpg
368 ms
soundMapHomepageLink.jpg
360 ms
JISClogo.gif
367 ms
lt_50620-webfont.woff
551 ms
overlay.png
147 ms
controls.png
147 ms
border.png
144 ms
loading_background.png
146 ms
loading.gif
144 ms
s
815 ms
ui-icons_222222_256x240.png
92 ms
getAllAppDefault.esi
60 ms
spriteIcons.png
88 ms
lt_50620-webfont.ttf
180 ms
getSegment.php
14 ms
checkOAuth.esi
81 ms
t.dhj
23 ms
pixel
20 ms
pixel
15 ms
t.dhj
23 ms
adxmapping.php
17 ms
cm
28 ms
s-3271.xgi
6 ms
41 ms
hbpix
52 ms
xrefid.xgi
5 ms
13 ms
pixel
14 ms
2981
18 ms
s
187 ms
sounds.bl.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
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
sounds.bl.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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
sounds.bl.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
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
N/A
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sounds.bl.uk can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is English. Our system also found out that Sounds.bl.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.
sounds.bl.uk
Open Graph description is not detected on the main page of Sounds. 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: