2.8 sec in total
253 ms
1.3 sec
1.3 sec
Welcome to singapore.lib.overdrive.com homepage info - get ready to check Singapore Lib Over Drive best content for United States right away, or after learning these important things about singapore.lib.overdrive.com
National Library Board of Singapore eBook Collection.
Visit singapore.lib.overdrive.comWe analyzed Singapore.lib.overdrive.com page load time and found that the first response time was 253 ms and then it took 2.5 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.
singapore.lib.overdrive.com performance score
name
value
score
weighting
Value3.5 s
34/100
10%
Value12.5 s
0/100
25%
Value5.9 s
47/100
10%
Value4,250 ms
1/100
30%
Value0.005
100/100
15%
Value12.9 s
13/100
10%
253 ms
51 ms
52 ms
54 ms
25 ms
Our browser made a total of 61 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Singapore.lib.overdrive.com, 39% (24 requests) were made to Libraryreserve.cdn.overdrive.com and 23% (14 requests) were made to Images.contentreserve.com. The less responsive or slowest element that took the longest time to load (260 ms) relates to the external source Libraryreserve.cdn.overdrive.com.
Page size can be reduced by 565.5 kB (55%)
1.0 MB
457.0 kB
In fact, the total size of Singapore.lib.overdrive.com 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. 60% of websites need less resources to load. Javascripts take 406.0 kB which makes up the majority of the site volume.
Potential reduce by 266.4 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 266.4 kB or 88% of the original size.
Potential reduce by 27.6 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. Singapore Lib Over Drive images are well optimized though.
Potential reduce by 271.5 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 271.5 kB or 67% of the original size.
Number of requests can be reduced by 23 (44%)
52
29
The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Singapore Lib Over Drive. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
Default.htm
253 ms
css
51 ms
css
52 ms
css
54 ms
dlr-complete-min.css
25 ms
site-custom.css
14 ms
jquery.min.js
16 ms
jquery-ui.min.js
18 ms
penultimate-min.js
48 ms
jquery.popupoverlay.js
19 ms
dynamic.to.top.min.js
13 ms
foundation.js
39 ms
app.js
37 ms
ultimatehome.js
193 ms
jquery.lazyload.js
38 ms
jstag
39 ms
gtm.js
116 ms
backgroundImage.png
133 ms
spacer.gif
129 ms
TopLineBackground.jpg
131 ms
masthead.png
106 ms
sprites.png
129 ms
searchMobile.png
135 ms
loadingImg.gif
131 ms
customImage04.png
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customImage08.png
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customImage05.png
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CustomImage07.png
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toutOMC.jpg
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PoweredByOD.png
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purrClose000.png
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BNSignIn.png
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133 ms
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133 ms
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24 ms
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144 ms
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22 ms
analytics.js
115 ms
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54 ms
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73 ms
acj
19 ms
ga-audiences
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80 ms
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216 ms
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84 ms
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86 ms
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218 ms
ad9513338b
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singapore.lib.overdrive.com 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-*] attributes are not valid or misspelled
ARIA IDs are not unique
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
[id] attributes on active, focusable elements are not unique
singapore.lib.overdrive.com 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
Page has valid source maps
singapore.lib.overdrive.com SEO score
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
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Singapore.lib.overdrive.com 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 Singapore.lib.overdrive.com 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.
singapore.lib.overdrive.com
Open Graph description is not detected on the main page of Singapore Lib Over Drive. 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: