8 sec in total
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Visit railstutorial.com now to see the best up-to-date Rails Tutorial content and also check out these interesting facts you probably never knew about railstutorial.com
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 railstutorial.comWe analyzed Railstutorial.com page load time and found that the first response time was 17 ms and then it took 8 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
railstutorial.com performance score
name
value
score
weighting
Value16.7 s
0/100
10%
Value22.1 s
0/100
25%
Value28.4 s
0/100
10%
Value19,770 ms
0/100
30%
Value0.012
100/100
15%
Value57.4 s
0/100
10%
17 ms
697 ms
141 ms
114 ms
120 ms
Our browser made a total of 135 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Railstutorial.com, 18% (24 requests) were made to Learnenough.com and 16% (22 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (2 sec) relates to the external source Softcover.s3.amazonaws.com.
Page size can be reduced by 692.8 kB (13%)
5.2 MB
4.5 MB
In fact, the total size of Railstutorial.com main page is 5.2 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.6 MB which makes up the majority of the site volume.
Potential reduce by 126.8 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 126.8 kB or 76% of the original size.
Potential reduce by 231.1 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. Rails Tutorial images are well optimized though.
Potential reduce by 24.8 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. This website has mostly compressed JavaScripts.
Potential reduce by 310.1 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. Railstutorial.com needs all CSS files to be minified and compressed as it can save up to 310.1 kB or 76% of the original size.
Number of requests can be reduced by 50 (41%)
122
72
The browser has sent 122 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 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 44 to 1 for JavaScripts and as a result speed up the page load time.
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railstutorial.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
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
railstutorial.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
Missing source maps for large first-party JavaScript
railstutorial.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
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 Railstutorial.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 Railstutorial.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.
railstutorial.com
Open Graph data is detected on the main page of Rails Tutorial. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: