7.7 sec in total
897 ms
6.4 sec
428 ms
Click here to check amazing Crl content for United States. Otherwise, check out these important facts you probably never knew about crl.com
Charles River provides products and services to help expedite the discovery, early-stage development and safe manufacture of novel drugs and therapeutics.
Visit crl.comWe analyzed Crl.com page load time and found that the first response time was 897 ms and then it took 6.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
crl.com performance score
name
value
score
weighting
Value1.9 s
87/100
10%
Value5.4 s
21/100
25%
Value6.5 s
39/100
10%
Value1,590 ms
12/100
30%
Value0.025
100/100
15%
Value14.7 s
8/100
10%
897 ms
165 ms
69 ms
79 ms
155 ms
Our browser made a total of 49 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Crl.com, 10% (5 requests) were made to Fast.fonts.net and 4% (2 requests) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (5 sec) relates to the external source Criver.com.
Page size can be reduced by 531.4 kB (15%)
3.6 MB
3.1 MB
In fact, the total size of Crl.com main page is 3.6 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. 45% of websites need less resources to load. Images take 3.2 MB which makes up the majority of the site volume.
Potential reduce by 61.4 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 8.3 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 61.4 kB or 78% of the original size.
Potential reduce by 177.4 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. Crl images are well optimized though.
Potential reduce by 170.8 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 170.8 kB or 67% of the original size.
Potential reduce by 121.8 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. Crl.com needs all CSS files to be minified and compressed as it can save up to 121.8 kB or 86% of the original size.
Number of requests can be reduced by 19 (44%)
43
24
The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Crl. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
www.criver.com
897 ms
GetResource.ashx
165 ms
jquery.fancybox.css
69 ms
e6f842bc-2e0e-4c39-a491-a34984ad6163.js
79 ms
WebResource.axd
155 ms
ScriptResource.axd
216 ms
ScriptResource.axd
186 ms
PortalTemplate.aspx
205 ms
jquery.min.js
6 ms
jquery-ui.min.js
9 ms
GetResource.ashx
65 ms
GetResource.ashx
101 ms
jquery.mousewheel-3.0.6.pack.js
139 ms
GetResource.ashx
174 ms
GetResource.ashx
156 ms
GetResource.ashx
174 ms
custom.js
189 ms
swiper.jquery.min.js
361 ms
swiper.min.css
100 ms
logo.png
50 ms
60d3215d-17af-482b-a35a-7e5fba787d4d
294 ms
103c1b56-5f23-4924-8eff-cfe25ca87cc9
295 ms
2f8299e6-40d5-4246-b923-7fe650c80433
261 ms
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373 ms
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861 ms
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516 ms
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5044 ms
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2305 ms
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1999 ms
transparentBG_blk.png
839 ms
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4153 ms
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3419 ms
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2670 ms
curledShadow.png
2241 ms
charlesRiver_sprite.png
2306 ms
ea1567a4-8608-4bb1-a638-bc30606fc950.woff
101 ms
f2bb9e08-e1b0-4de5-b414-c8a0b3ec39fa.woff
105 ms
937fcf32-ec7c-43d0-b026-4f214608806e.woff
105 ms
d1001ef9-2b8e-4cd1-99e7-9f48a6f7d356.woff
105 ms
a6f1a854-9263-4e9c-9b8b-b4a5088262d9.woff
105 ms
ga.js
44 ms
__utm.gif
23 ms
GetResource.ashx
36 ms
pd.js
5 ms
crl.com accessibility score
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
Buttons do not have an accessible name
Links do not have a discernible name
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
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.
crl.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
Missing source maps for large first-party JavaScript
crl.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
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 Crl.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 Crl.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.
crl.com
Open Graph description is not detected on the main page of Crl. 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: