5.1 sec in total
586 ms
4.3 sec
157 ms
Click here to check amazing Quantiferon content for United States. Otherwise, check out these important facts you probably never knew about quantiferon.com
QIAGEN delivers Sample to Insights solutions that enable customers to unlock insights from the building blocks of life - DNA, RNA and proteins.
Visit quantiferon.comWe analyzed Quantiferon.com page load time and found that the first response time was 586 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
quantiferon.com performance score
name
value
score
weighting
Value3.6 s
33/100
10%
Value10.3 s
0/100
25%
Value7.5 s
27/100
10%
Value460 ms
62/100
30%
Value0.94
3/100
15%
Value10.8 s
22/100
10%
586 ms
335 ms
40 ms
7 ms
8 ms
Our browser made a total of 50 requests to load all elements on the main page. We found that 70% of them (35 requests) were addressed to the original Quantiferon.com, 16% (8 requests) were made to Ajax.googleapis.com and 4% (2 requests) were made to Netdna.bootstrapcdn.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Quantiferon.com.
Page size can be reduced by 316.4 kB (28%)
1.1 MB
799.2 kB
In fact, the total size of Quantiferon.com main page is 1.1 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 802.4 kB which makes up the majority of the site volume.
Potential reduce by 26.3 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. 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 26.3 kB or 76% of the original size.
Potential reduce by 125.1 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. Obviously, Quantiferon needs image optimization as it can save up to 125.1 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 94.2 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 94.2 kB or 49% of the original size.
Potential reduce by 70.8 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. Quantiferon.com needs all CSS files to be minified and compressed as it can save up to 70.8 kB or 81% of the original size.
Number of requests can be reduced by 21 (46%)
46
25
The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Quantiferon. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 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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quantiferon.com accessibility score
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
Links do not have a discernible name
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>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
quantiferon.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
quantiferon.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
robots.txt is not valid
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Document doesn't have a valid hreflang
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 Quantiferon.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 Quantiferon.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.
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quantiferon.com
Open Graph description is not detected on the main page of Quantiferon. 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: