4.9 sec in total
210 ms
4 sec
664 ms
Visit ventana.com now to see the best up-to-date Ventana content for United States and also check out these interesting facts you probably never knew about ventana.com
About Roche Tissue Diagnostics products and services.
Visit ventana.comWe analyzed Ventana.com page load time and found that the first response time was 210 ms and then it took 4.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
ventana.com performance score
name
value
score
weighting
Value2.2 s
79/100
10%
Value4.1 s
48/100
25%
Value9.6 s
11/100
10%
Value1,510 ms
14/100
30%
Value0.147
77/100
15%
Value15.8 s
6/100
10%
210 ms
573 ms
272 ms
184 ms
274 ms
Our browser made a total of 178 requests to load all elements on the main page. We found that 91% of them (162 requests) were addressed to the original Ventana.com, 3% (6 requests) were made to and 1% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Ventana.com.
Page size can be reduced by 1.4 MB (44%)
3.2 MB
1.8 MB
In fact, the total size of Ventana.com main page is 3.2 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 1.6 MB which makes up the majority of the site volume.
Potential reduce by 50.2 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 50.2 kB or 81% of the original size.
Potential reduce by 152.3 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. Ventana images are well optimized though.
Potential reduce by 733.4 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 733.4 kB or 74% of the original size.
Potential reduce by 492.7 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. Ventana.com needs all CSS files to be minified and compressed as it can save up to 492.7 kB or 84% of the original size.
Number of requests can be reduced by 147 (87%)
169
22
The browser has sent 169 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ventana. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 62 to 1 for JavaScripts and from 82 to 1 for CSS and as a result speed up the page load time.
ventana.com
210 ms
www.ventana.com
573 ms
normalize.css
272 ms
base.css
184 ms
layout.css
274 ms
icons.css
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lists.css
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content.css
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blockquote.css
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header.css
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breadcrumb.css
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accordion.css
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teaser.css
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form.css
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contact.css
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jquery-1.7.2.min.js
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moment-with-locales.min.js
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ventana.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
[role]s do not have all required [aria-*] attributes
[role] values are not valid
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Some elements have a [tabindex] value greater than 0
ventana.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
ventana.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
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
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ventana.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 Ventana.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.
ventana.com
Open Graph data is detected on the main page of Ventana. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: