4.9 sec in total
208 ms
4.3 sec
405 ms
Welcome to positscience.com homepage info - get ready to check Posit Science best content right away, or after learning these important things about positscience.com
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Visit positscience.comWe analyzed Positscience.com page load time and found that the first response time was 208 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.
positscience.com performance score
name
value
score
weighting
Value5.9 s
4/100
10%
Value10.3 s
0/100
25%
Value29.4 s
0/100
10%
Value51,650 ms
0/100
30%
Value0.164
72/100
15%
Value67.2 s
0/100
10%
208 ms
166 ms
44 ms
53 ms
54 ms
Our browser made a total of 146 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Positscience.com, 47% (69 requests) were made to B-h-q-prod.s3.amazonaws.com and 22% (32 requests) were made to Brainhq.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Secure.brainhq.com.
Page size can be reduced by 2.1 MB (71%)
2.9 MB
859.9 kB
In fact, the total size of Positscience.com main page is 2.9 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. 85% 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. Javascripts take 2.1 MB which makes up the majority of the site volume.
Potential reduce by 88.8 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 88.8 kB or 83% of the original size.
Potential reduce by 47.4 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, Posit Science needs image optimization as it can save up to 47.4 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 1.6 MB
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 1.6 MB or 79% of the original size.
Potential reduce by 304.1 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. Positscience.com needs all CSS files to be minified and compressed as it can save up to 304.1 kB or 84% of the original size.
Number of requests can be reduced by 67 (52%)
128
61
The browser has sent 128 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Posit Science. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 39 to 1 for JavaScripts and from 22 to 1 for CSS and as a result speed up the page load time.
positscience.com
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positscience.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
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
<frame> or <iframe> elements do not have a title
Links do not have a discernible name
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
positscience.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
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
positscience.com SEO score
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 Positscience.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 Positscience.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.
positscience.com
Open Graph description is not detected on the main page of Posit Science. 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: