5.2 sec in total
403 ms
3.8 sec
972 ms
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Visit clinicalresearchassociatecra.comWe analyzed Clinicalresearchassociatecra.com page load time and found that the first response time was 403 ms and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
clinicalresearchassociatecra.com performance score
name
value
score
weighting
Value15.8 s
0/100
10%
Value33.3 s
0/100
25%
Value43.8 s
0/100
10%
Value34,620 ms
0/100
30%
Value0.189
65/100
15%
Value61.5 s
0/100
10%
403 ms
68 ms
107 ms
140 ms
151 ms
Our browser made a total of 87 requests to load all elements on the main page. We found that 49% of them (43 requests) were addressed to the original Clinicalresearchassociatecra.com, 7% (6 requests) were made to Googleads.g.doubleclick.net and 6% (5 requests) were made to Tpc.googlesyndication.com. The less responsive or slowest element that took the longest time to load (957 ms) relates to the external source Z.moatads.com.
Page size can be reduced by 114.7 kB (13%)
866.4 kB
751.7 kB
In fact, the total size of Clinicalresearchassociatecra.com main page is 866.4 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 70% of websites need less resources to load. Images take 460.0 kB which makes up the majority of the site volume.
Potential reduce by 78.2 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 78.2 kB or 81% of the original size.
Potential reduce by 19.5 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. Clinical Research AssociateCRA images are well optimized though.
Potential reduce by 4.5 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. This website has mostly compressed JavaScripts.
Potential reduce by 12.5 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. Clinicalresearchassociatecra.com needs all CSS files to be minified and compressed as it can save up to 12.5 kB or 16% of the original size.
Number of requests can be reduced by 51 (64%)
80
29
The browser has sent 80 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Clinical Research AssociateCRA. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 34 to 1 for JavaScripts and from 19 to 1 for CSS and as a result speed up the page load time.
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clinicalresearchassociatecra.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
[aria-hidden="true"] elements contain focusable descendents
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
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
clinicalresearchassociatecra.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
Browser errors were logged to the console
Page has valid source maps
clinicalresearchassociatecra.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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 Clinicalresearchassociatecra.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 Clinicalresearchassociatecra.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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clinicalresearchassociatecra.com
Open Graph description is not detected on the main page of Clinical Research AssociateCRA. 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: