4 sec in total
622 ms
3.1 sec
271 ms
Visit courserebel.com now to see the best up-to-date Course Rebel content and also check out these interesting facts you probably never knew about courserebel.com
Visit courserebel.comWe analyzed Courserebel.com page load time and found that the first response time was 622 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
courserebel.com performance score
name
value
score
weighting
Value4.7 s
12/100
10%
Value6.2 s
11/100
25%
Value8.3 s
19/100
10%
Value0 ms
100/100
30%
Value0.076
95/100
15%
Value4.7 s
80/100
10%
622 ms
47 ms
24 ms
36 ms
793 ms
Our browser made a total of 42 requests to load all elements on the main page. We found that 64% of them (27 requests) were addressed to the original Courserebel.com, 17% (7 requests) were made to Images.unsplash.com and 10% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (2.4 sec) belongs to the original domain Courserebel.com.
Page size can be reduced by 563.3 kB (23%)
2.5 MB
1.9 MB
In fact, the total size of Courserebel.com main page is 2.5 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. 40% of websites need less resources to load. Images take 2.3 MB which makes up the majority of the site volume.
Potential reduce by 122.6 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 122.6 kB or 84% of the original size.
Potential reduce by 440.7 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, Course Rebel needs image optimization as it can save up to 440.7 kB or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 4 B
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.
We found no issues to fix!
35
35
The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Course Rebel. According to our analytics all requests are already optimized.
courserebel.com
622 ms
b57eded50e.js
47 ms
css2
24 ms
css2
36 ms
background2.png
793 ms
courseRebelLogo.png
473 ms
white.courserebel.png
332 ms
btn_art1.png
411 ms
tile2.3.gif
563 ms
close.svg
393 ms
btn_art3.png
644 ms
btn_art6.png
720 ms
btn_art4.png
805 ms
btn_art7.png
870 ms
tile4.1.png
1270 ms
tile4.2.png
1355 ms
tile4.3.png
1364 ms
tile4.4.png
1370 ms
btn_art12.png
1285 ms
btn_art5.png
1201 ms
btn_art11.png
1462 ms
btn_art13.png
1533 ms
btn_art9.png
1555 ms
btn_art10.png
1613 ms
BtnArt_terms_of_use.png
1627 ms
photo-1656350703134-3411d026f397
45 ms
jquery.min.js
43 ms
CoursePreview2.jpeg
1676 ms
wavia.png
2148 ms
contact-bg.jpg
2388 ms
photo-1656350721727-f1b02f6e81b6
1663 ms
photo-1471897488648-5eae4ac6686b
102 ms
photo-1656340194408-750a488b6a80
38 ms
photo-1656342483589-76c999ff1bd0
55 ms
photo-1656257683123-fd9cd2f2fb40
184 ms
photo-1648737967267-f896a3cea436
111 ms
memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0C4n.ttf
37 ms
memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0C4n.ttf
43 ms
memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1y4n.ttf
50 ms
memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1y4n.ttf
52 ms
OpenSans-SemiBold.ttf
2047 ms
OpenSans-SemiBold.ttf
2122 ms
courserebel.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
Links do not have a discernible name
courserebel.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
courserebel.com SEO score
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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Courserebel.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 Courserebel.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.
courserebel.com
Open Graph description is not detected on the main page of Course Rebel. 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: