4.1 sec in total
520 ms
2.5 sec
1.1 sec
Click here to check amazing Ruby Rails Tutorial content for India. Otherwise, check out these important facts you probably never knew about ruby.railstutorial.org
Learn how to develop and deploy real, industrial-strength web applications with Ruby on Rails. This new 7th edition has been fully updated for Rails 7.Learn how to develop and deploy real, industrial-...
Visit ruby.railstutorial.orgWe analyzed Ruby.railstutorial.org page load time and found that the first response time was 520 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
ruby.railstutorial.org performance score
name
value
score
weighting
Value15.9 s
0/100
10%
Value18.3 s
0/100
25%
Value18.1 s
0/100
10%
Value1,820 ms
9/100
30%
Value0.076
95/100
15%
Value32.8 s
0/100
10%
520 ms
88 ms
72 ms
154 ms
85 ms
Our browser made a total of 65 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Ruby.railstutorial.org, 15% (10 requests) were made to Softcover.io and 6% (4 requests) were made to Secure.gravatar.com. The less responsive or slowest element that took the longest time to load (860 ms) relates to the external source Softcover.s3.amazonaws.com.
Page size can be reduced by 552.0 kB (52%)
1.1 MB
518.0 kB
In fact, the total size of Ruby.railstutorial.org main page is 1.1 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. Javascripts take 483.0 kB which makes up the majority of the site volume.
Potential reduce by 33.9 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 33.9 kB or 68% of the original size.
Potential reduce by 108.1 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, Ruby Rails Tutorial needs image optimization as it can save up to 108.1 kB or 27% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 289.4 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 289.4 kB or 60% of the original size.
Potential reduce by 120.6 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. Ruby.railstutorial.org needs all CSS files to be minified and compressed as it can save up to 120.6 kB or 84% of the original size.
Number of requests can be reduced by 33 (54%)
61
28
The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ruby Rails Tutorial. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
www.railstutorial.org
520 ms
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font-awesome.min.css
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reading-98324c4b458671e880d44f225c71be40c13b2b700c97a7d2a011bf853f681dec.css
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jquery-2.0.3.min.js
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jquery.formalize.min.js
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ruby.railstutorial.org 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
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
ruby.railstutorial.org 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
Missing source maps for large first-party JavaScript
ruby.railstutorial.org 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
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ruby.railstutorial.org 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 Ruby.railstutorial.org 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.
ruby.railstutorial.org
Open Graph data is detected on the main page of Ruby Rails Tutorial. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: