6.6 sec in total
508 ms
5.9 sec
215 ms
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Visit covalentlab.comWe analyzed Covalentlab.com page load time and found that the first response time was 508 ms and then it took 6.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
covalentlab.com performance score
name
value
score
weighting
Value4.4 s
16/100
10%
Value16.0 s
0/100
25%
Value17.3 s
0/100
10%
Value10,200 ms
0/100
30%
Value0.136
80/100
15%
Value19.8 s
2/100
10%
508 ms
1035 ms
1118 ms
182 ms
293 ms
Our browser made a total of 68 requests to load all elements on the main page. We found that 66% of them (45 requests) were addressed to the original Covalentlab.com, 9% (6 requests) were made to Fonts.gstatic.com and 7% (5 requests) were made to Cwc.livserv.in. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Covalentlab.com.
Page size can be reduced by 165.7 kB (14%)
1.2 MB
999.9 kB
In fact, the total size of Covalentlab.com main page is 1.2 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. 70% of websites need less resources to load. Images take 851.4 kB which makes up the majority of the site volume.
Potential reduce by 52.7 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 23.4 kB, which is 38% 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 52.7 kB or 86% of the original size.
Potential reduce by 84.4 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. Covalentlab images are well optimized though.
Potential reduce by 21.6 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 21.6 kB or 12% of the original size.
Potential reduce by 7.0 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. Covalentlab.com needs all CSS files to be minified and compressed as it can save up to 7.0 kB or 11% of the original size.
Number of requests can be reduced by 39 (72%)
54
15
The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Covalentlab. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.
covalentlab.com
508 ms
covalentlab.com
1035 ms
www.covalentlab.com
1118 ms
css
182 ms
css
293 ms
css
328 ms
flaticon.css
292 ms
font-awesome.min.css
525 ms
navigation.css
750 ms
settings.css
730 ms
animate.min.css
807 ms
lsb.css
808 ms
responsive-menu.css
828 ms
bootstrap.min.css
834 ms
style.css
951 ms
responsive.css
963 ms
modernizr.js
1328 ms
jquery-1.11.3.min.js
1514 ms
bootstrap.min.js
1515 ms
jquery.waypoints.min.js
1514 ms
jquery.counterup.min.js
1514 ms
lsb.js
1513 ms
responsive-menu.js
1513 ms
wow.min.js
1668 ms
js
327 ms
gmaps.js
1756 ms
jquery.themepunch.tools.min.js
1903 ms
jquery.themepunch.revolution.min.js
1901 ms
revolution.extension.actions.min.js
1759 ms
revolution.extension.carousel.min.js
1765 ms
revolution.extension.kenburn.min.js
1939 ms
revolution.extension.layeranimation.min.js
1938 ms
revolution.extension.migration.min.js
1937 ms
revolution.extension.navigation.min.js
1938 ms
revolution.extension.parallax.min.js
2099 ms
revolution.extension.slideanims.min.js
2101 ms
revolution.extension.video.min.js
2114 ms
custom.js
2109 ms
chat.js
304 ms
cw1.livserv.in
263 ms
element.js
279 ms
analytics.js
536 ms
logo-white.png
1278 ms
banner2.jpg
1142 ms
logo789.jpg
1142 ms
slider2.jpg
2246 ms
bg4.jpg
2028 ms
about-1.jpg
1377 ms
bg2.jpg
1378 ms
s1.jpg
1546 ms
s2.jpg
1553 ms
s3.jpg
1759 ms
s4.jpg
1767 ms
1Ptxg8zYS_SKggPN4iEgvnHyvveLxVvoorCIPrQ.ttf
241 ms
taiTGmRtCJ62-O0HhNEa-ZYU_IU2SK8.ttf
247 ms
taiOGmRtCJ62-O0HhNEa-Z6v2ZU.ttf
387 ms
fontawesome-webfont3295.woff
1555 ms
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memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVc.ttf
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memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4gaVc.ttf
521 ms
gen_204
312 ms
collect
180 ms
ajax.php
38 ms
index.jsp
139 ms
animate.css
31 ms
style.css
78 ms
chat.png
103 ms
suspendedpage.cgi
275 ms
covalentlab.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.
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
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
covalentlab.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
Browser errors were logged to the console
covalentlab.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
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 Covalentlab.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 Covalentlab.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.
covalentlab.com
Open Graph description is not detected on the main page of Covalentlab. 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: