3 sec in total
386 ms
2.4 sec
207 ms
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Redback IT Academy is the Best IT training institute in Vellore, Python Training in Vellore, Java Courses in Vellore. Join to learn Web Development & Design, Mobile App Development, Hacking Courses in...
Visit redbackacademy.comWe analyzed Redbackacademy.com page load time and found that the first response time was 386 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
redbackacademy.com performance score
name
value
score
weighting
Value4.2 s
19/100
10%
Value16.9 s
0/100
25%
Value11.0 s
6/100
10%
Value2,110 ms
7/100
30%
Value0.039
100/100
15%
Value16.6 s
5/100
10%
386 ms
79 ms
57 ms
56 ms
8 ms
Our browser made a total of 69 requests to load all elements on the main page. We found that 84% of them (58 requests) were addressed to the original Redbackacademy.com, 4% (3 requests) were made to Fonts.googleapis.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Redbackacademy.com.
Page size can be reduced by 599.7 kB (29%)
2.1 MB
1.5 MB
In fact, the total size of Redbackacademy.com main page is 2.1 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. 45% of websites need less resources to load. Images take 1.8 MB which makes up the majority of the site volume.
Potential reduce by 36.3 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. This page needs HTML code to be minified as it can gain 6.8 kB, which is 15% 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 36.3 kB or 80% of the original size.
Potential reduce by 407.6 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, Redback Academy needs image optimization as it can save up to 407.6 kB or 23% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 125.6 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 125.6 kB or 58% of the original size.
Potential reduce by 30.2 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. Redbackacademy.com needs all CSS files to be minified and compressed as it can save up to 30.2 kB or 81% of the original size.
Number of requests can be reduced by 19 (29%)
65
46
The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Redback Academy. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
redbackacademy.com
386 ms
style.css
79 ms
default.css
57 ms
nivo-slider.css
56 ms
jquery.min.js
8 ms
ddsmoothmenu.css
58 ms
ddsmoothmenu.js
60 ms
jquery-1.7.1.min.js
145 ms
jquery.nivo.slider.js
104 ms
grid.css
40 ms
css
24 ms
css
34 ms
css
46 ms
gtm.js
76 ms
analytics.js
75 ms
body-bg.gif
73 ms
close.png
75 ms
160309230022.png
155 ms
dms.png
74 ms
tail-row-nav.png
72 ms
logo.png
73 ms
icon1.png
75 ms
icon1_1.png
84 ms
icon2.png
92 ms
icon2_1.png
95 ms
icon3.png
105 ms
icon3_1.png
94 ms
icon4.png
104 ms
icon4_1.png
123 ms
loading.gif
144 ms
img.php
431 ms
img.php
1484 ms
img.php
1686 ms
img.php
1771 ms
h11.png
199 ms
h1.png
195 ms
h22.png
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h2.png
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h33.png
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h3.png
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h4.png
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p11.png
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p1.png
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p22.png
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p3.png
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p44.png
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gk5FxslNkTTHtojXrkp-xD1GzwQ5qF9DNzkQQVRhJ4g.ttf
16 ms
p55.png
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p66.png
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p6.png
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p77.png
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p7.png
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collect
11 ms
image1.png
492 ms
tail-border-1.gif
492 ms
marker-1.gif
489 ms
down.gif
514 ms
right.gif
515 ms
widget_v2.135.js
15 ms
avatar_simple_visitor.png
48 ms
aL63HcygAAVYuCCsAAA==
1 ms
redbackacademy.com
123 ms
arrows.png
51 ms
bullets.png
50 ms
redbackacademy.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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
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.
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>).
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.
redbackacademy.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
redbackacademy.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
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Redbackacademy.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Redbackacademy.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.
redbackacademy.com
Open Graph description is not detected on the main page of Redback Academy. 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: