9.4 sec in total
119 ms
8.9 sec
390 ms
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Visit learn.uptodate.comWe analyzed Learn.uptodate.com page load time and found that the first response time was 119 ms and then it took 9.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
learn.uptodate.com performance score
name
value
score
weighting
Value6.8 s
2/100
10%
Value8.5 s
1/100
25%
Value10.9 s
6/100
10%
Value8,540 ms
0/100
30%
Value0.04
99/100
15%
Value21.8 s
1/100
10%
119 ms
444 ms
671 ms
338 ms
339 ms
Our browser made a total of 93 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Learn.uptodate.com, 72% (67 requests) were made to Uptodate.com and 6% (6 requests) were made to App-ab02.marketo.com. The less responsive or slowest element that took the longest time to load (4.5 sec) relates to the external source Uptodate.com.
Page size can be reduced by 654.7 kB (38%)
1.7 MB
1.1 MB
In fact, the total size of Learn.uptodate.com main page is 1.7 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 960.9 kB which makes up the majority of the site volume.
Potential reduce by 66.2 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 66.2 kB or 80% of the original size.
Potential reduce by 186.3 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. Obviously, Learn Up To Date needs image optimization as it can save up to 186.3 kB or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 315.2 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 315.2 kB or 54% of the original size.
Potential reduce by 87.0 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. Learn.uptodate.com needs all CSS files to be minified and compressed as it can save up to 87.0 kB or 80% of the original size.
Number of requests can be reduced by 66 (73%)
90
24
The browser has sent 90 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Learn Up To Date. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 47 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.
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learn.uptodate.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 do not match their roles
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
learn.uptodate.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
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
learn.uptodate.com 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 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 Learn.uptodate.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 Learn.uptodate.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.
learn.uptodate.com
Open Graph description is not detected on the main page of Learn Up To Date. 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: