1.6 sec in total
71 ms
1.1 sec
394 ms
Welcome to reactionbiology.com homepage info - get ready to check Reaction Biology best content right away, or after learning these important things about reactionbiology.com
Reaction Biology offers a comprehensive spectrum of drug discovery CRO services including fee-for-service preclinical drug testing and integrated drug discovery.
Visit reactionbiology.comWe analyzed Reactionbiology.com page load time and found that the first response time was 71 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster. This domain responded with an error, which can significantly jeopardize Reactionbiology.com rating and web reputation
reactionbiology.com performance score
name
value
score
weighting
Value4.4 s
17/100
10%
Value14.5 s
0/100
25%
Value14.7 s
1/100
10%
Value1,550 ms
13/100
30%
Value0
100/100
15%
Value21.8 s
1/100
10%
71 ms
30 ms
55 ms
27 ms
54 ms
Our browser made a total of 44 requests to load all elements on the main page. We found that 50% of them (22 requests) were addressed to the original Reactionbiology.com, 23% (10 requests) were made to Google.com and 9% (4 requests) were made to Translate.googleapis.com. The less responsive or slowest element that took the longest time to load (766 ms) belongs to the original domain Reactionbiology.com.
Page size can be reduced by 244.4 kB (13%)
1.9 MB
1.7 MB
In fact, the total size of Reactionbiology.com main page is 1.9 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. 35% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.
Potential reduce by 29.6 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. This page needs HTML code to be minified as it can gain 4.4 kB, which is 11% 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 29.6 kB or 78% of the original size.
Potential reduce by 34.1 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. Reaction Biology images are well optimized though.
Potential reduce by 156.8 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 156.8 kB or 51% of the original size.
Potential reduce by 23.9 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. Reactionbiology.com needs all CSS files to be minified and compressed as it can save up to 23.9 kB or 74% of the original size.
Number of requests can be reduced by 15 (39%)
38
23
The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Reaction Biology. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
site
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Main.Master.css
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jquery.min.js
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testdefault2.css
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fadeslideshow.js
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JScriptDefault.js
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element.js
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reactionbiology.com accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
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>).
reactionbiology.com 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
reactionbiology.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
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 uses 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 Reactionbiology.com 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 Reactionbiology.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.
reactionbiology.com
Open Graph description is not detected on the main page of Reaction Biology. 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: